Welcome To WeatherSigma
| Model | Latest Run | Latest Hour | Download Status | Files Downloaded | Map Status | Maps Generated |
|---|---|---|---|---|---|---|
| GFS | 2025-04-26 00Z | 84 | downloading | 981 | processing | 515 |
| HRRR | 2025-04-26 00Z | 48 | finished | 17 | finished | 34 |
| NAM | 2025-04-26 00Z | 60 | finished | 804 | finished | 270 |
WeatherSigma uses publicly available model data from the NOAA Operational Model Archive Distribution System (NOMADS), the European Center for Medium-Range Weather Forecasts, the Meteorological Service of Canada (etc. etc.). WeatherSigma uses publicly available observational data from the National Climatic Data Center, the National Weather Service, the Federal Aviation Administration, NOAA's U.S. Climate Reference Network, the National Interagency Fire Center, the Citizen Weather Observer Program (CWOP), the Natural Resources Conservation Service, the National Data Buoy Center, Environment Canada, and various transportation networks across the United States.
Most Recent Available Maps Generated: click the map type and run to display it
| Map Model | Map Parameters | Latest Run |
|---|---|---|
| Global Forecast System (GFS) | Surface Cape | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 2 meter Heat Index / Wind Chill | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 500 hPa Height Anomaly and 500mb Height Contour | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 6 Hour Precipitation and 500mb-1000mb Thick Contour and Mean Sea Level Pressure Contour | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | Precipitation Type | 2025-04-26 00Z hour:054 |
| Global Forecast System (GFS) | Precipitable Water | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 500 hPa Relative Vorticity + Height Contours | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 2 Meter Temperature | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 2 meter Dew Point | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 500 hPa Temperature and Height Contour and Wind Barb | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 850 hPa Temperature | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 925 hPa Temperature | 2025-04-26 00Z hour:048 |
| Global Forecast System (GFS) | 24 Hour Max Temperature | 2025-04-26 00Z hour:054 |
| Global Forecast System (GFS) | 6 Hour Max Temperature | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 24 Hour Min Temperature | 2025-04-26 00Z hour:054 |
| Global Forecast System (GFS) | 6 Hour Min Temperature | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 2 meter Temperature Anomaly and Wind Barbs | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 850 hPa Temperature Anomaly and Wind Barbs | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | Total Precipitation | 2025-04-23 18Z hour:222 |
| Global Forecast System (GFS) | Total Snow | 2025-04-24 12Z hour:144 |
| Global Forecast System (GFS) | Surface Wind Gust | 2025-04-26 00Z hour:084 |
| Global Forecast System (GFS) | 300 hPa Wind and Contour and Barb | 2025-04-26 00Z hour:084 |
| High-Resolution Rapid Refresh (HRRR) | Composite Reflectivity | 2025-04-26 00Z hour:048 |
| North American Mesoscale Forecast System (NAM) | Surface Cape | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | Composite Reflectivity | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | Composite Precipitation Type | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 2 meter Heat Index / Wind Chill | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 0-3 km Lapse Rate + 0-3 km Bulk Shear | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 700-500 hPa Lapse Rate + Height | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 6 Hour Precipitation and 500mb-1000mb Thick Contour and Mean Sea Level Pressure Contour | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | Precipitation Type | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | Precipitable Water | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 2 Meter Temperature | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 2 meter Dew Point | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 850 hPa Temperature | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 6 Hour Max Temperature | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 6 Hour Min Temperature | 2025-04-26 00Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 2 meter Temperature Anomaly and Wind Barbs | 2025-04-23 12Z hour:060 |
| North American Mesoscale Forecast System (NAM) | 850 hPa Temperature Anomaly and Wind Barbs | 2025-04-23 12Z hour:060 |
| North American Mesoscale Forecast System (NAM) | Total Precipitation | 2025-04-23 00Z hour:006 |
| North American Mesoscale Forecast System (NAM) | Total Snow | 2025-04-24 12Z hour:060 |
| North American Mesoscale Forecast System (NAM) | Surface Wind Gust | 2025-04-26 00Z hour:060 |