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Numerical model guidance: NAM 3-km CONUS nest

The current NAM nest run was initialized at 0000 UTC Tuesday July 15 2025.

NAM nest total accumulated precipitation
NAM nest total accumulated precipitation
NAM nest total accumulated precipitation (central US)
NAM nest total accumulated precipitation (central US)
NAM nest simulated reflectivity at 1000 m AGL (click image for animation)
NAM nest simulated reflectivity at 1000 m AGL (click image for animation)
NAM nest simulated reflectivity at 1000 m AGL, central US (click image for animation)
NAM nest simulated reflectivity at 1000 m AGL, central US (click image for animation)
NAM nest 6-h precipitation
NAM nest 6-h precipitation
NAM nest 6-h precipitation
NAM nest 6-h precipitation
NAM nest MLCAPE (click image for animation)
NAM nest MLCAPE (click image for animation)
NAM nest MLCAPE (click image for animation)
NAM nest MLCAPE (click image for animation)
NAM nest 2-m temperature and 10-m winds (click image for animation)
NAM nest 2-m temperature and 10-m winds (click image for animation)
NAM nest 2-m temperature and 10-m winds (click image for animation)
NAM nest 2-m temperature and 10-m winds (click image for animation)
NAM nest 2-m dewpoint and 10-m winds (click image for animation)
NAM nest 2-m dewpoint and 10-m winds (click image for animation)
NAM nest 2-m dewpoint and 10-m winds (click image for animation)
NAM nest 2-m dewpoint and 10-m winds (click image for animation)
NAM nest hourly maximum 2--5-km updraft helicity (click image for animation)
NAM nest hourly maximum 2--5-km updraft helicity (click image for animation)
NAM nest hourly maximum 2--5-km updraft helicity, central US (click image for animation)
NAM nest hourly maximum 2--5-km updraft helicity, central US (click image for animation)
NAM nest accumulated maximum 2--5-km updraft helicity (click image for animation)
NAM nest accumulated maximum 2--5-km updraft helicity (click image for animation)
NAM nest hourly maximum 2--5-km updraft helicity, central US (click image for animation)
NAM nest hourly maximum 2--5-km updraft helicity, central US (click image for animation)
NAM nest 10-m wind speed (click image for animation)
NAM nest 10-m wind speed (click image for animation)
NAM nest 10-m wind speed (click image for animation)
NAM nest 10-m wind speed (click image for animation)
NAM nest precipitation type (click image for animation)
NAM nest precipitation type (click image for animation)
NAM nest precipitation type (click image for animation)
NAM nest precipitation type (click image for animation)

Forecast 3-hourly precipitation time series at Fort Collins
Forecast accumulated precipitation time series at Fort Collins
2-m temperature and dewpoint time series at Fort Collins
10-m wind speed time series at Fort Collins


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DISCLAIMER: The images and data on this site are intended for meteorological education and research purposes and, although they should generally be up to date, are not monitored at all times. Do not use for making decisions where money or lives are at stake. For official forecasts and warnings, visit the National Weather Service.