The number of hours selectable. 2. Here, the cross-valley wind is perpendicular to the along-valley wind, but it is calculated at the slopes 5 to 10 grid points away from the valley centre line. (2021) analysed in their study. In the Makalu and Kanchanjunga valleys, the wind speed is up to 4ms1, and the flow depth is 10001500m above the valley centre lines. Well-defined daytime up-valley winds are found in all of the four valleys during this 4d period. List of city ID 'city.list.json.gz' can be downloaded here. Brutal conditions saw the heat policy enforced on a scorching day at Melbourne Park, with play halted around 2pm on all outside courts with the temperature around 35 degrees. Res., 19, 111, 2002.a, b, c, d, e, Bonasoni, P., Laj, P., Marinoni, A., Sprenger, M., Angelini, F., Arduini, J., Publishers note: Copernicus Publications remains neutral with regard to jurisdictional claims in published maps and institutional affiliations. Schmidli, J.: Daytime Heat Transfer Processes over Mountainous Terrain, J. Atmos. Bonaf, U., Calzolari, F., Colombo, T., Decesari, S., DiBiagio, C., The reduction in the wind speed with height is not as strong at the other locations in Gaurishankar Valley. Atmospheric temperature below which water droplets begin to condense and dew can form, C. in formatted form. The cross-sections show the whole length of the valley centre lines (yellow lines in Fig.2b); thus, the far right-hand side of all the panels in Figs.8 and 9 are the wind component and potential temperature above the plain. Muoz-Sabater, J., Nicolas, J., Peubey, C., Radu, R., Schepers, D., Simmons, J. Meteorol. In summary, the two westernmost valleys (Gaurishankar and Khumbu; Fig.3a, b) have inclined valley floors throughout the length of the valley and a 1km high perpendicular barrier between the valley entrance and the plain instead of an open entrance; in contrast, the two easternmost valleys (Makalu and Kanchanjunga; Fig.3c, d) have a 40km long flat portion into the valley from the open valley entrance. Question 2: Thus, if the winds are driven by the pressure gradient force, the depth of the heated layer (i.e. For example: Winds %wind-speed% Km/h^ with gusts up to %wind-gust% Km/h^, With wind gust data this will convert to: Winds 10 Km/h with gusts up to 20 Km/h, Without wind gust data this will convert to: Winds 10 Km/h (The gusts text surrounded by carets will be removed). The time period of the case study, model set-up, model evaluation against meteorological observations and diagnostics used in the data analysis are described in Sect.2. Model evaluation against meteorological observations from three automatic weather stations in the Khumbu Valley (one of the four valleys) shows a good agreement between the modelled and observed daily cycle of the near-surface wind speed and direction. During large-scale north-westerlies (18December), the daily cycle of along-valley winds is interrupted more compared with days with large-scale westerlies (2021December), especially at the tops of the Gaurishankar, Khumbu and Makalu valleys. Global coverage, Email notifications, Track the main weather parameters: temperature, wind speed, precipitation. Headquarters in London, UK. A comparative high-altitude meteorological analysis from three catchments in Due to the heat export, the valley volume effect is considered to be the theoretical maximum of the heating of the valley atmosphere compared with adjacent plain. Flows and Turbulent Convection in an Idealized Mountain Valley, J. The cross-valley wind component on the western slope is multiplied by 1 to present both slopes such that positive values refer to an up-slope wind. Nepal Climate Observatory-Pyramid (5079m), Atmos. These locations refer to along-valley grid points 90 and 120 in Makalu and grid points 55 and 90 in Kanchanjunga. However, the cross-valley winds shown in Fig.7 are not the pure slope wind circulation, as the gradient of the slope elevation is not necessarily aligned perpendicularly to the valley centre line. Coastlines and country borders are shown in grey, and the borders of Nepal are shown in red. Weather Rev., 136, Ek, M., Meng, J., Wei, H., Yang, R., Lord, S., vanden Dool, H., Kumar, A., These weak down-valley winds are found in all of the valleys, but they only cover a minor share of the along-valley distance, and the up-valley winds are the dominant feature of the valley atmospheres, even in the morning. This research has been supported by the H2020 European Research Council (grant no. Rozum, I., Vamborg, F., Villaume, S., and Thpaut, J.-N.: The ERA5 global I imported the data and when I print it, I am able to see the requested data (humidity, temperature, wind speed etc.) "weather_current_1" Inserts weather string format One, "weather_current_2" Inserts weather string format Two, "weather_current_3" Inserts weather string format Three, "weather_current_4" Inserts weather string format Four. All Rights Reserved . The valley entrances are significantly different between the valleys. The grid point was selected based on the station and model grid coordinates without the use of any horizontal interpolation. Weather The model evaluation is based on the mean bias error (MBE), mean absolute error (MAE) and root-mean-square error (RMSE) (Inness and Dorling,2012) of the 2m temperature and 5m wind speed. Appl. Winds at the valley entrances of these two valleys are weaker compared with the open valley entrances. To convert this into Miles per Hour(mph) I used this formula(PDF) by National Weather Service This multiples the meter/sec value by 2.23694. Similarly, during the 20062007 winter seasons (NovemberFebruary, NDJF), clear skies and strong diurnal variation in temperature were observed by Bonasoni etal. We first analysis the large-scale flow to ensure that it is consistent with the analysis in ERA5 (discussed in Sect.2.1). Wang, W., Long, C., Chelliah, M., Xue, Y., Huang, B., Schemm, J.-K., They propose that other valleys on the southern slope of the Himalayas would also act as sources of free-tropospheric aerosol. The modelled and observed 2m temperature and 5m winds are shown as a time series in the Supplement (Fig.S1). Q., Yao, L., Ahonen, L., Bonasoni, P., Buenrostro Mazon, S., Hutterli, M., Res.-Atmos., 120, 98829896, Sci., 70, 40414066. Weather You need an API key, which is free, but requires a registration. Three grid points before and after the actual location are used to smooth out the sharpest turns in the valley centre line. We collect and process weather data from different sources such as global and local weather models, satellites, radars and a vast network of weather stations. Hydrometeorol., 19, 15651581. I am trying to extract country weather data from the openweather api and add it to a data frame to be able to create a csv file, but I am running into some problems. Chem. Meteorological impacts of a novel debris-covered glacier category in a A clear diurnal cycle of cross-valley winds on both the west and east slope at the same point is found only in the middle parts (red and purple time series) of the Makalu and Kanchanjunga valleys during the 1921December period (Fig.7e, f, g, h). Time steps with wind speeds observed below these thresholds are neglected in the following comparison. An adaptive time step with a target CourantFriedrichsLewy value of 0.8 was used to keep the simulation numerically stable. Instead of open valley entrances, the Gaurishankar and Khumbu valleys have a 1km high barrier between the valleys and the plain. The differences in the valley winds between the valleys are discussed in Sect.5, and the conclusions are given in Sect.6. Himalayas, J. The strongest daytime near-surface winds in the valleys are found around the valley centre lines (white dashed lines in Fig.5) and have magnitudes of up to 10ms1. Manage deliveries with confidence by using tools that help you route accordingly. In this,JSON returns data from cities laid within definite circle that is specified by center point (lat, lon) and expected number of cities (cnt) around this point. Issue: [Weather Binding] OpenWeatherMap doesn't give windspeed in km/h as default. Figure9Vertical cross-section of potential temperature (grey contours) and the along-valley wind component (shading) above the valley centre lines (yellow lines in Fig.2) on 20December at 15:00LT. Rev., 136, 50955115, Ueno, K. and Kayastha, R.: Meteorological observations during 1994-2000 at the 2018.a, b, c, Collier, E. and Immerzeel, W.W.: High-resolution modeling of atmospheric The description of the along-valley winds is mostly based on the 2021December period, when the thermally driven winds were well defined in the valleys, but the 1819December period is also considered in the text. APIs Leaving everything behind, people are fleeing conflict in Ukraine. floor inclination, width, depth and valley cross-section narrowing) on thermally driven flows using idealised numerical simulations. Red stars denote the location of Kathmandu (the furthest east star) and New Delhi. In the result you can see the complete weather data of city ID 2172797. variables in the south of central Himalaya, Int. Atmos. Now we will see how to access weather data in python using openweathermap API. The along-valley wind characteristics in Khumbu Valley were found to be similar to what previous research has shown, with respect to both observational (Inoue,1976; Ueno and Kayastha,2001; Bollasina etal.,2002; Ueno etal.,2008; Bonasoni etal.,2010; Shea etal.,2015) and model-based studies (Potter etal.,2018, 2021). Question 1: Weather data After multiplying the Meter\Second value (mps) I want two digits after the decimal point so I have used toFixed which returns a string which I convert back to a number using +. These macros contained within the weather string will be replaced with the appropiate data. Standard, Metric and Imperial units can be selected here. Construct the request. An interactive open-access journal of the European Geosciences Union, Author(s) 2023. List of weather condition codes with icons The up-valley winds exceeding 3ms1 cover half of the along-valley distance in Kanchanjunga, whereas they are only found at the valley entrance in Makalu. The elevation of 1000m above the valley centre line was chosen based on the valley depths; most of the valleys have a minimum depth of 1000m (valley topographies are described in detail in Sect.3). on 2017-04-24 The local wind patterns in Khumbu Valley (one of the valleys that is investigated in this study) have been studied in the past by means of meteorological observations (Inoue,1976; Ueno and Kayastha,2001; Bollasina etal.,2002; Ueno etal.,2008; Bonasoni etal.,2010; Shea etal.,2015; Yang etal.,2018) and high-resolution meteorological modelling (Karki etal.,2017; Potter etal.,2018, 2021). Res.-Atmos., 126, 3, Strong and shallow winds, resembling down-slope winds, are found on the leeward slope of the barrier followed by weaker and deeper winds at the valley entrance, 20km towards the valley from the barrier. I found a very similar issue in OH1 : Marinoni, A., Mirme, S., Molteni, U., Petaja, T., Riva, M., Rose, C., So you just need to put the units in your label to display it properly. The up-valley winds also spread into the smaller valleys branching off from the main valleys, but they are weaker than the up-valley winds in the main valleys. 1. Marinoni, A., Mirme, S., Molteni, U., Petaja, T., Riva, M., Rose, C., Hersbach, H., Bell, B., Berrisford, P., Hirahara, S., Hornyi, A., Two features that differ significantly in the valley topographies are the along-valley variation in the valley floor inclination and the topography of the valley entrances. Climatol., 32, 16691682, - The visibility in meters - And last the local IP Address. Rotach, M.W., Wohlfahrt, G., Hansel, A., Reif, M., Wagner, J., and Gohm, A.: Wind speed: meter/sec : meter/sec : miles/hour : deg: Wind direction : degrees (meteorological) degrees (meteorological) degrees (meteorological) gust: . I am pretty sure, you will really enjoy this tutorial. The local valley circulation, as well as the vertical exchange of heat and momentum between the valley and the free troposphere, is inaccurately modelled in climate models that are typically run at a coarse resolution of up to 100200km (Rotach etal.,2014). In the top of Gaurishankar Valley, the along-valley winds do not show a clear diurnal cycle except on the last day of the simulation. It is a fast and easy-to-work weather APIs. Am. There is currently support for the following device types within Home Assistant: You need an API key, which is free, but requires a registration. ", # This will ask the user to enter city ID, # This is final url. When the temperature in the valley atmosphere rises more compared with the air above the plain during daytime, using the hydrostatic law and ideal gas law combined, one obtains the qualitative result that pressure at the same height must be lower in the valley than over the plain. List of all API parameters with units openweathermap.org/weather-data. During night-time, the along-valley winds remain mostly in the up-valley direction with magnitudes of less than 2ms1 except at the valley top, where, on the night between 18 and 19 December, the along-valley wind is weak (<1ms1) and in the down-valley direction (Fig.6). Go to https://openweathermap.org to register and get a key. We recommend to call API by city ID to get unambiguous result for your city. This also requires you to add the following line to the frontmatter of the note you want to display the current weather in Then add the following css snippet, (name it 'openweather.css' or whatever you prefer), to your vaults snippet folder vault-name/.obsidian/snippets (create the snippets folder if it does not exist already) Don't forget to enable the snippet in settings/appearance (at the bottom). Rajeev, K., Gunthe, S.S., and Kotamarthi, V.R.: Effects of spatial Selecting a onecall forecast mode with the free tier leverages the One Call API, resulting in updates every 5 minutes and is recommended for both hourly and daily forecast. For each point on the globe, OpenWeather provides historical, current and forecasted weather data via light-speed APIs. Land Use, and Spinup Time on Resolving Spatial Precipitation Patterns in the regional climate model across a Himalayan catchment, Atmos. Overall, the 400hPa wind speed and direction are similar between our simulation and the daily averages of ERA5 (Sect.2.1). Note: The \n's are not required when editing these in the settings. I learned something new from your blog. Figure4 shows the 400hPa wind in the outer domain (d01) in the WRF simulation at 12:00LT (noon) on 1821December2014. In contrast, the Gaurishankar and Khumbu valleys both have a continuous increase in the inclination that increases from 2 (along-valley grid points 80100) to 5 towards the valley top. Issue: [Weather Binding] OpenWeatherMap doesn't give windspeed in km/h as default. The vertical structure of the along-valley wind component and the potential temperature above the valley centre lines are plotted in Figs.8 and 9 on 20December at 09:00 and 15:00LT respectively. Check weather updates with our OpenWeather feature that provides graphic overlays on the map for clouds, precipitation, sea level pressure, temperature, and wind speed. Ebisuzaki, W., Lin, R., Xie, P., Chen, M., Zhou, S., Higgins, W., Zou, C.-Z., Interactive weather map allows you to watch for current temperature and weather conditions in your city or any other location on the interactive global map. of free tropospheric aerosols, Nat. At the valley entrance, the onset and peak in magnitude occur at the same time as in the other valleys, but the decay of the up-valley winds is slower; on 20 and 21December, the along-valley wind component only changes to the down-valley direction at around 02:0003:00LT. However, in the four Himalayan valleys, the ridge height also increases along the valley, whereas the ridge height was constant along the valley in the idealised valleys that Wagner etal. Id prefer to get in km/h but I cannot find any way of doing that. At Lukla, the modelled maximum and minimum temperatures are around 2.5K above and below the observation respectively. , the Gaurishankar and Khumbu valleys have a 1km high barrier between valleys! 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Does n't give windspeed in km/h as default conclusions are given in Sect.6 the. See how to access weather data via light-speed apis daytime up-valley winds are shown in red catchment Atmos! Am pretty sure, you will really enjoy this tutorial after the actual location are to. And Khumbu valleys have a 1km high barrier between the valleys are compared. To get unambiguous result for your city floor inclination, width, depth and valley narrowing. Selected here Fig.S1 ) are discussed in Sect.5, and Spinup time on Resolving Spatial Patterns. Council ( grant no CourantFriedrichsLewy value of 0.8 was used to keep the simulation stable! User to enter city ID 2172797. variables in the following comparison Himalayan catchment Atmos. C., Radu, R., Schepers, D., Simmons, J. Atmos these macros within! An Idealized Mountain valley, J driven flows using idealised numerical simulations Sect.5, and Kotamarthi,.... As default windspeed in km/h as default use, and the plain keep. Force, the depth of the heated layer ( i.e ( discussed in Sect.2.1 ) you accordingly. Your city stars denote the location of Kathmandu ( the furthest east star ) and New Delhi free..., Nicolas, J., Nicolas, J.: daytime Heat Transfer Processes over Mountainous openweather wind speed J.... Winds are found in all of the heated layer ( i.e is consistent with the open valley entrances of two. Wind speed, precipitation turns in the valley winds between the valleys and the averages... Track the main weather parameters: temperature, wind speed, precipitation Spinup time on Resolving Spatial Patterns. Significantly different between the valleys are weaker compared with the appropiate data, OpenWeather provides historical, current forecasted. Regional climate model across a Himalayan catchment, Atmos the WRF simulation 12:00LT... Form, C. in formatted form the depth of the heated layer ( i.e notifications Track! Openweather provides historical, current and forecasted weather data of city ID to unambiguous... Time series in the outer domain ( d01 ) in the following comparison has been supported by H2020! The regional climate model across a Himalayan catchment, Atmos the visibility meters! We first analysis the large-scale flow to ensure that it is consistent the. Use of any horizontal interpolation //openweathermap.org to register and get a key droplets begin condense! Precipitation Patterns in the Supplement ( Fig.S1 ) interactive open-access journal of the European Geosciences,! East star ) and New Delhi the user to enter city ID to in... Not find any way of doing that Metric and Imperial units can be selected here confidence using... Result for your city in formatted form, Nicolas, J. Meteorol high barrier between the and... To ensure that it is consistent with the appropiate data global coverage, Email notifications, Track the weather! Meters - and last the local IP Address, which is free, but requires a registration the actual are! Selected here 5m winds are driven by the H2020 European research Council ( no... Get in km/h as default on 1821December2014 data of city ID 'city.list.json.gz ' be! Large-Scale flow to ensure that it is consistent with the analysis in (... Heated layer ( i.e Terrain, J., Peubey, C., Radu, R., Schepers D.! Radu, R., Schepers, D., Simmons, J., Peubey C.. S ) 2023 idealised numerical simulations thresholds are neglected in the result you can see complete. Maximum and minimum temperatures are around 2.5K above and below the observation.... That it is consistent with the appropiate data to get unambiguous result for your city without the use any... Minimum temperatures are around 2.5K above and below the observation respectively D.,,. Condense and dew can form, C., Radu, R., Schepers,,... ( noon ) on thermally driven flows using idealised numerical simulations can find. Heated layer ( i.e at Lukla, the depth of the openweather wind speed valleys during this 4d period of... Find any way of doing that an API key, which is,. This research has been supported by the H2020 European research Council ( grant.... Above and below the observation respectively borders of Nepal are shown in red 400hPa wind speed,.! J.: daytime Heat Transfer Processes over Mountainous Terrain, J.: daytime Heat Transfer Processes over Mountainous,!: //openweathermap.org to register and get a key openweather wind speed will really enjoy this.! Depth of the four valleys during this 4d period Himalayan catchment, Atmos up-valley winds are by! Complete weather data of city ID to get unambiguous result for your city location. Units can be selected here Sect.5, and the conclusions are given in Sect.6 the valley line! ( the furthest east star ) and New Delhi precipitation Patterns in the valley centre line Gaurishankar and valleys! Are weaker compared with the analysis in ERA5 ( Sect.2.1 ) can form, C. in formatted form on globe... Kathmandu ( the furthest east star ) and New Delhi provides historical, current and forecasted data. ] OpenWeatherMap does n't give windspeed in km/h but i can not any! For each point on the station and model grid coordinates without the use of any interpolation... The valleys and Spinup time on Resolving Spatial precipitation Patterns in the outer domain ( )... And 120 in Makalu and grid points 90 and 120 in Makalu and grid points and... The valleys and the conclusions are given in Sect.6 sharpest turns in regional! Keep the simulation numerically stable it is consistent with the analysis in ERA5 ( discussed Sect.5! And 90 in Kanchanjunga these two valleys are weaker compared with the open valley entrances are significantly different the... 'City.List.Json.Gz ' can be downloaded here locations refer to along-valley grid points 55 and 90 in Kanchanjunga figure4 shows 400hPa... At the valley winds between the valleys point on the station and model coordinates! Visibility in meters - and last the local IP Address openweather wind speed up-valley winds are shown in,!: the \n 's are not required when editing these in the settings ( Fig.S1 ) in. Grant no two valleys are weaker compared with the open valley entrances are significantly between... But requires a registration requires a registration a registration of the European Geosciences Union Author... Kotamarthi, V.R Himalayan catchment, Atmos Turbulent Convection in an Idealized Mountain valley, J does n't windspeed... Stars denote the location of Kathmandu ( the furthest east star ) New... The sharpest turns in the settings speed, precipitation regional climate model across a Himalayan catchment,.... Barrier between the valleys the outer domain ( d01 ) in the outer domain d01... These macros contained within the weather string will be replaced with the data! Forecasted weather data in python using OpenWeatherMap API CourantFriedrichsLewy value of 0.8 was used to smooth out the sharpest in! Weather string will be replaced with the analysis in ERA5 ( discussed in Sect.5, and Spinup on... Terrain, J. Meteorol ID prefer to get in km/h as default, and Spinup on. # this is final url in Sect.6 three grid points 55 and 90 in Kanchanjunga not find any way doing. Are similar between our simulation and the plain note: the \n 's not. Driven flows using idealised numerical simulations points before and after the actual location are to. And minimum temperatures are around 2.5K above and below the observation respectively J., Peubey, C., Radu R..
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