El análisis mesoescala en tiempo real (RTMA) es un análisis de alta resolución espacial y temporal para las condiciones climáticas cerca de la superficie. Este conjunto de datos incluye análisis por hora a 2.5 km para CONUS.
Bandas
Tamaño de píxel 2,500 metros
Bandas
Nombre
Unidades
Mín.
Máx.
Tamaño de los píxeles
Descripción
HGT
m
-81*
4226*
metros
Cómo modelar la elevación del terreno
PRES
Pa
60848*
105183*
metros
Presionar
TMP
°C
-43.2*
43.73*
metros
Temperatura
DPT
°C
-81.41*
30.92*
metros
Temperatura del punto de condensación
UGRD
m/s
-32.93*
34.04*
metros
Componente U del viento
VGRD
m/s
-28.44*
39.21*
metros
Componente V del viento
SPFH
Fracción de masa
0*
0.02*
metros
Humedad específica
WDIR
º
0*
360*
metros
Dirección del viento (desde dónde sopla)
WIND
m/s
0*
42.46*
metros
Velocidad del viento
GUST
m/s
0*
58.02*
metros
Velocidad del viento (ráfaga)
VIS
m
0*
20,000*
metros
Visibilidad
TCDC
%
0*
100*
metros
Cobertura total de nubes
ACPC01
kg/m²
0*
1*
metros
Precipitación total
* Valor mínimo o máximo estimado
Condiciones de Uso
Condiciones de Uso
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El análisis mesoescala en tiempo real (RTMA) es un análisis de alta resolución espacial y temporal para las condiciones climáticas cerca de la superficie. Este conjunto de datos incluye análisis por hora a 2.5 km para CONUS.
[null,null,[],[[["\u003cp\u003eThe Real-Time Mesoscale Analysis (RTMA) dataset provides hourly, 2.5 km resolution analyses of near-surface weather conditions for the Continental US (CONUS).\u003c/p\u003e\n"],["\u003cp\u003eIt includes various weather parameters like temperature, wind speed, humidity, precipitation, and cloud cover.\u003c/p\u003e\n"],["\u003cp\u003eThe dataset is freely available for use without restrictions, provided by NOAA/NWS.\u003c/p\u003e\n"],["\u003cp\u003eIt covers the period from January 1, 2011, to December 12, 2024.\u003c/p\u003e\n"],["\u003cp\u003eUsers can explore and analyze the RTMA dataset using Google Earth Engine.\u003c/p\u003e\n"]]],["The NOAA/NWS RTMA dataset provides hourly, 2.5 km resolution analyses of near-surface weather conditions for CONUS from 2011-01-01 to 2025-02-22. It includes data on pressure, temperature, dew point, wind (speed, direction, and components), humidity, cloud cover, and precipitation, among other parameters. The data, provided by NOAA/NWS, is available via Google Earth Engine and is free to use without restriction. The dataset is updated every hour, with a pixel size of 2500 meters.\n"],null,["Dataset Availability\n: 2011-01-01T00:00:00Z--2025-08-31T18:00:00Z\n\nDataset Provider\n:\n\n\n [NOAA/NWS](https://www.nco.ncep.noaa.gov/pmb/products/rtma/)\n\nCadence\n: 1 Hour\n\nTags\n:\n [atmosphere](/earth-engine/datasets/tags/atmosphere) [climate](/earth-engine/datasets/tags/climate) [cloud](/earth-engine/datasets/tags/cloud) [geophysical](/earth-engine/datasets/tags/geophysical) [humidity](/earth-engine/datasets/tags/humidity) [noaa](/earth-engine/datasets/tags/noaa) [nws](/earth-engine/datasets/tags/nws) [precipitation](/earth-engine/datasets/tags/precipitation) [pressure](/earth-engine/datasets/tags/pressure) [surface](/earth-engine/datasets/tags/surface) [temperature](/earth-engine/datasets/tags/temperature) [weather](/earth-engine/datasets/tags/weather) [wind](/earth-engine/datasets/tags/wind) \n rtma \nvisibility \n\nDescription \nThe Real-Time Mesoscale Analysis (RTMA) is a high-spatial and temporal\nresolution analysis for near-surface weather conditions. This dataset\nincludes hourly analyses at 2.5 km for CONUS.\n\nBands\n\n\n**Pixel Size**\n\n2500 meters\n\n**Bands**\n\n| Name | Units | Min | Max | Pixel Size | Description |\n|----------|---------------|----------|----------|------------|-------------------------------------|\n| `HGT` | m | -81\\* | 4226\\* | meters | Model terrain elevation |\n| `PRES` | Pa | 60848\\* | 105183\\* | meters | Pressure |\n| `TMP` | °C | -43.2\\* | 43.73\\* | meters | Temperature |\n| `DPT` | °C | -81.41\\* | 30.92\\* | meters | Dew point temperature |\n| `UGRD` | m/s | -32.93\\* | 34.04\\* | meters | U-component of wind |\n| `VGRD` | m/s | -28.44\\* | 39.21\\* | meters | V-component of wind |\n| `SPFH` | Mass fraction | 0\\* | 0.02\\* | meters | Specific humidity |\n| `WDIR` | deg | 0\\* | 360\\* | meters | Wind direction (from which blowing) |\n| `WIND` | m/s | 0\\* | 42.46\\* | meters | Wind speed |\n| `GUST` | m/s | 0\\* | 58.02\\* | meters | Wind speed (gust) |\n| `VIS` | m | 0\\* | 20000\\* | meters | Visibility |\n| `TCDC` | % | 0\\* | 100\\* | meters | Total cloud cover |\n| `ACPC01` | kg/m\\^2 | 0\\* | 1\\* | meters | Total precipitation |\n\n\\* estimated min or max value\n\nTerms of Use\n\n**Terms of Use**\n\nNOAA data, information, and products, regardless of the method of delivery,\nare not subject to copyright and carry no restrictions on their subsequent\nuse by the public. Once obtained, they may be put to any lawful use. The\nforgoing data is in the public domain and is being provided without\nrestriction on use and distribution. For more information visit the\n[NWS disclaimer site](https://www.weather.gov/disclaimer/).\n\nExplore with Earth Engine **Important:** Earth Engine is a platform for petabyte-scale scientific analysis and visualization of geospatial datasets, both for public benefit and for business and government users. Earth Engine is free to use for research, education, and nonprofit use. To get started, please [register for Earth Engine access.](https://console.cloud.google.com/earth-engine)\n\nCode Editor (JavaScript) \n\n```javascript\nvar dataset = ee.ImageCollection('NOAA/NWS/RTMA')\n .filter(ee.Filter.date('2018-03-01', '2018-03-02'));\nvar windSpeed = dataset.select('WIND');\nvar windSpeedVis = {\n min: 0.0,\n max: 12.0,\n palette: ['001137', '01abab', 'e7eb05', '620500'],\n};\nMap.setCenter(-95.62, 39.91, 4);\nMap.addLayer(windSpeed, windSpeedVis, 'Wind Speed');\n```\n[Open in Code Editor](https://code.earthengine.google.com/?scriptPath=Examples:Datasets/NOAA/NOAA_NWS_RTMA) \n[RTMA: Real-Time Mesoscale Analysis](/earth-engine/datasets/catalog/NOAA_NWS_RTMA) \nThe Real-Time Mesoscale Analysis (RTMA) is a high-spatial and temporal resolution analysis for near-surface weather conditions. This dataset includes hourly analyses at 2.5 km for CONUS. \nNOAA/NWS/RTMA, atmosphere,climate,cloud,geophysical,humidity,noaa,nws,precipitation,pressure,surface,temperature,weather,wind \n2011-01-01T00:00:00Z/2025-08-31T18:00:00Z \n20.15 -130.17 52.91 -60.81 \nGoogle Earth Engine \nhttps://developers.google.com/earth-engine/datasets\n\n- [](https://doi.org/https://www.nco.ncep.noaa.gov/pmb/products/rtma/)\n- [](https://doi.org/https://developers.google.com/earth-engine/datasets/catalog/NOAA_NWS_RTMA)"]]
