1) CONUS REGION

1b) Percent of Frozen Precip vs Precipitation Type

Forecast Hour 00-h 03-h 06-h 09-h 12-h 15-h 18-h 21-h 24-h 27-h 30-h 33-h 36-h 39-h 42-h 45-h 48-h 51-h 54-h 57-h 60-h

1c) Percent of Frozen Precip vs Instantaneous Precip Rate (mm/h)

Forecast Hour 00-h 03-h 06-h 09-h 12-h 15-h 18-h 21-h 24-h 27-h 30-h 33-h 36-h 39-h 42-h 45-h 48-h 51-h 54-h 57-h 60-h

1d) 24-h and 60-h Accumulated Precipitation

Forecast Hour CONUS 06-30 h CONUS 18-42 h CONUS 30-54 h CONUS 0-60 h (Total Precip) CONUS 0-60 h (Total Conv Precip) Northeast CONUS 06-30 h Northeast CONUS 18-42 h Northeast CONUS 30-54 h Northeast CONUS 0-60 h Southeast CONUS 06-30 h Southeast CONUS 18-42 h Southeast CONUS 30-54 h Southeast CONUS 0-60 h North Central CONUS 06-30 h North Central CONUS 18-42 h North Central CONUS 30-54 h North Central CONUS 0-60 h South Central CONUS 06-30 h South Central CONUS 18-42 h South Central CONUS 30-54 h South Central CONUS 0-60 h Northwest CONUS 06-30 h Northwest CONUS 18-42 h Northwest CONUS 30-54 h Northwest CONUS 0-60 h Southwest CONUS 06-30 h Southwest CONUS 18-42 h Southwest CONUS 30-54 h Southwest CONUS 0-60 h

2) REGIONAL SURFACE FIELDS

Model NAM CONUS4KM NAM, CONUS4KM Combined

Region Northeast CONUS Southeast CONUS North Central CONUS South Central CONUS Northwest CONUS Southwest CONUS Gulf of Mexico

Field Sea Level Pressure, 3-h Accumulated Precip 10-m Wind, Sfc Height 10-m Wind, Isotachs 10-m Wind Gust Lowest Model Level Wind, Sfc Height Lowest Model Level Wind, Isotachs Shelter Temperature Shelter Dew Point Temperature 3-h Accumulated Precip 3-h Accumulated Convective Precip Precipitation Type Percent of Frozen Precipitation Precipitable Water Best (4-layer) CAPE Surface-based CAPE Best (4-layer) CIN Surface-based CIN Best CAPE,CIN Combined Total Cloud Fraction Low Cloud Fraction Middle Cloud Fraction High Cloud Fraction Total Column-Integrated Condensate Visibility Ceiling Height Composite Radar Reflectivity Radar Echo Top Height Mean 150 mb AGL RH,Wind 3-h Accumulated Snow (in) Snow Depth (in) Haines Index Ventilation Rate Transport Wind PBL Height (Based on TKE) PBL Height (Based on Richardson Number) 1-h Minimum RH 1-h Maximum 1 km Reflectivity (CONUS Nest only) 1-h Maximum 400-1000 mb Updraft Vertical Velocity (m/s) (CONUS Nest only) 1-h Maximum 400-1000 mb Downdraft Vertical Velocity (absolute value in m/s) (CONUS Nest only) 1-h Maximum 2-5 km Updraft Helicity (m2/s2) (CONUS Nest only) 1-h Maximum 10-m Wind (kts) (CONUS Nest only) 0-1 km Storm-scale Helicity (m2/s2) (CONUS Nest only) 0-3 km Storm-scale Helicity (m2/s2) (CONUS Nest only)

2a) SPECIAL REGIONAL SURFACE FIELDS

Model NAM CONUS4KM NAM, CONUS4KM Combined

New England 10-m Wind New England Shelter Temperature Chesapeake Bay 10-m Wind Central California Coast 10-m Wind Southernl California 10-m Wind Great Salt Lake 10-m Wind Pacific Northwest 10-m Wind Lake Erie/Ontario 10-m Wind Lake Michigan 10-m Wind Lake Superior 10-m Wind

3) 06-H SOIL/SURFACE PARAMETERS

Snow cover (snow water equivalent) Sea Surface Temperature Sea Ice Coverage 0-10 cm Soil Moisture 10-40 cm Soil Moisture 40-100 cm Soil Moisture 100-200 cm Soil Moisture 0-10 cm Frozen Soil Moisture 10-40 cm Frozen Soil Moisture 40-100 cm Frozen Soil Moisture 100-200 cm Frozen Soil Moisture 0-10 cm Soil Temperature 10-40 cm Soil Temperature 40-100 cm Soil Temperature 100-200 cm Soil Temperature 0-200 cm Soil Moisture 0-100 cm Soil Moisture Availability Midday Albedo Storm Surface Runoff Baseflow-groundwater Runoff Surface Roughness Length Surface Terrian Height Greenness Fraction