fmrcServices edu.ucar.unidata Grid GRIB-1 Freely available Transmitted through Unidata Internet Data Distribution. Read by CDM Forecast Model Run Collection. DOC/NOAA/NWS/NCEP UCAR/UNIDATA National Oceanic and Atmospheric Administration (NOAA)/National Weather Service (NWS) National Center for Environmental Prediction (NCEP) University Corporation for Atmospheric Research (UCAR)/Unidata present 7 days NCEP Global Forecast System Model, previously called AVN/MRF (Medium Range Forecast) NCEP GFS Model : AWIPS 203 (J) Grid. National - Alaska (polar stereographic). Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 6 hours out 5 days. Horizontal = 45 by 39 points, resolution 190.5 km, Polar Stereographic projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 211 (Q) Grid. Regional - CONUS (Lambert Conformal). Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 6 hours out 10 days. Horizontal = 93 by 65 points, resolution 81.27 km, LambertConformal projection. Vertical = 1000 to 100 hPa pressure levels (29 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 213 (H) Grid. National - CONUS - Double Resolution (polar stereographic). Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 6 hours out 5 days. Horizontal = 129 by 85 points, resolution 95.25 km, Polar Stereographic projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 202 (I) Grid. National - CONUS (polar stereographic). Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 6 hours out 5 days. Horizontal = 65 by 43 points, resolution 190.5 km, Polar Stereographic projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. GRIB-2 NCEP GFS Model : AWIPS 230 (G) Grid. Global Lat/Lon grid. Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 3 hours from 96 to 180 hours (4 to 7.5 days). Horizontal= 361 by 720 points, resolution 0.5 degree, Lat/Lon projection. Vertical= 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 229 (F) Grid. Global Lat/Lon grid. Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 3 hours out to 180 hours (7.5 days). Horizontal = 181 by 360 points, resolution 1 degree, Lat/Lon projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 228 (A) Grid. Global Lat/Lon grid. Model runs are made at 0, 6, 12, and 18Z, with forecasts hourly from 22 to 32 hours, then every 12 hours from 192 to 384 hours (8 to 16 days). Horizontal= 73 by 144 points, resolution 2.5 degree, Lat/Lon projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 204 (K) Grid. National-Hawaii. Model runs are made at 0Z, with analysis and forecasts every 12 hours out 10 days. Horizontal= 93 by 68 points, resolution 160 km, Polar Stereographic projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 201 (A) Grid. Northern Hemispheric (polar stereographic). Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 6 hours out 5 days. Horizontal = 65 by 65 points, resolution 381.0 km, Polar Stereographic projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP GFS Model : AWIPS 205 (L) Grid. National - Puerto Rico (polar stereographic). Model runs are made at 0Z, with analysis and forecasts every 12 hours out 10 days. Horizontal = 45 by 39 points, resolution 190.5 km, Polar Stereographic projection. Vertical = 1000 to 100 hPa mandatory pressure levels (10 levels); surface, height above ground, pressure layers. NCEP Nonhydrostatic Mesoscale Model (NMM) and Gridpoint Statistical Interpolation (GSI) analysis, running in the Weather Research and Forecasting (WRF) infrastructure. GRIB-2 NCEP North American Model: AWIPS 242 (S) Grid over Alaska. Model runs are made at 0, 6, 12, 18Z with analysis and forecasts every 3 hours out to 84 hours (3.5 days). Horizontal = 553 by 425 points, resolution 11.25 km, Polar Stereographic projection. Vertical = 1000 to 100 hPa pressure levels. NCEP North American Model: AWIPS 217 (Y) Grid over Alaska - Double Resolution. Model runs are made at 0 and 12Z, with analysis and forecasts every 3 hours out to 60 hours. Horizontal = 277 by 213 points, resolution 22.5 km, Polar Stereographic projection. Vertical = surface, height above ground, pressure layer (2D levels only) NCEP North American Model : AWIPS 216 (V) grid over Alaska. Model runs are made at 0 and 12Z, with analysis and forecasts every 3 hours out to 60 hours. Horizontal = 139 by 107 points, resolution 45.0 km, Polar Stereographic projection. Vertical = 1000 to 50 hPa pressure levels. NCEP North American Model : AWIPS 216 (V) grid over Alaska. Model runs are made at 00Z, 06Z, 12Z, and 18Z with analysis and forecasts every 3 hours out to 84 hours (3.5 days). Horizontal = 139 by 107 points, resolution 45.0 km, Polar Stereographic projection. Vertical = 1000 to 50 hPa pressure levels. NCEP North American Model : AWIPS 207 (N) Regional - Alaska. Model runs are made at 0 and 12Z, with analysis and forecasts every 6 hours out to 60 hours. Horizontal = 49 by 35 points, resolution 95.25 km, Stereographic projection. Vertical = 1000 to 100 hPa pressure levels. GRIB-2 NCEP North American Model : AWIPS 218 (B) grid over the continental United States. Model runs are made at 06Z, 12Z, 18Z and 00Z, with analysis and forecasts every 3 hours out to 84 hours (3.5 days). Horizontal = 614 by 428 points, resolution 12.19 km, LambertConformal projection. Vertical = 1000 to 100 hPa pressure levels (29). GRIB-2 NCEP North American Model : AWIPS 218 (B) grid over the continental United States. Model runs are made at 06Z, 12Z, 18Z and 00Z, with analysis and forecasts every 3 hours out to 84 hours (3.5 days). Horizontal = 614 by 428 points, resolution 12.19 km, LambertConformal projection. Vertical = small number of mandatory pressure levels, lots of surface fields. NCEP North American Model : AWIPS 215(U) grid over the continental United States - Quadruple Resolution. Horizontal = 369 by 257 points, resolution 20.31 km, LambertConformal projection. GRIB-2 Model runs are made at 00Z, 06Z, 12Z, and 18Z, with analysis and forecasts every 3 hours out to 84 hours. Vertical = surface, height above ground, layers, and 1000 to 150 hPa pressure levels. GRIB-2 Model runs are made at 00Z, and 12Z with analysis and forecasts every 3 hours out to 84 hours; and at 06Z, and 18Z with analysis and forecasts every 3 hours out to 48 hours. Vertical = surface, 2m, and 10m, 2D fields only. Model runs are made at 00Z, and 12Z with analysis and forecasts every 3 hours out to 60 hours; and at 06Z, and 18Z with analysis and forecasts every 3 hours out to 48 hours. Vertical = surface, height above ground, and 1000 to 30 hPa pressure levels. NCEP North American Model : AWIPS 212 (R) Regional - CONUS - Double Resolution. Horizontal = 185 by 129 points, resolution 40.63 km; LambertConformal projection. Vertical = surface, 1000 to 50 hPa pressure levels, layers, and depth. Model runs are made at 00Z, 06Z, 12Z, and 18Z and have analysis and forecasts every 3 hours out to 84 hours. NCEP North American Model : AWIPS 211 (Q) Regional - CONUS (Lambert Conformal). Model runs are made at 12Z and 00Z, with analysis and forecasts every 6 hours out to 60 hours. Horizontal = 93 by 65 points, resolution 81.27 km, LambertConformal projection. Vertical = 1000 to 100 hPa pressure levels. NCEP North American Model : AWIPS 105 Grid. Model runs are made at 0, 6, 12, and 18Z, with analysis and forecasts every 3 hours out to 84 hours. Horizontal = 147 by 110 points, resolution 90.75 km, Polar Stereographic projection. Vertical = 1000 to 50 hPa pressure levels. NCEP Rapid Update Cycle (RUC) Model: frequently updated short-range weather forecasts. GRIB-2 NCEP Rapid Update Cycle 2 (RUC2). Horizontal = 301 by 225 points, resolution 20.31 km, Lambert Conformal projection. Surface parameters. Model runs are made hourly, with analysis and hourly forecasts out to 3 hours; on the 0, 3, 6, 9, 12, 15, 18, and 21Z runs, also 5, 6, 8, 9, 11, 12 hour forecasts. Parameters on pressure levels. Model runs are made hourly, with analysis and hourly forecasts out to 9 hours; on the 0, 3, 6, 9, 12, 15, 18, and 21Z runs, hourly out to 12 hours. Parameters on hybrid levels. Model runs are made hourly, with analysis and hourly forecasts out to 3 hours; on the 0, 3, 6, 9, 12, 15, 18, and 21Z runs, also 6, 9, and 12 hour forecasts. NCEP Model output Rapid Update Cycle (RUC2). Model runs are made hourly, with analysis and hourly forecasts out to 3 hours; on the 0, 3, 6, 9, 12, 15, 18, and 21Z runs, there are also 4, 5, 6, 7, 8, 9, and 12 hour forecasts. Horizontal = 151 by 113 points, resolution 40.63 km, LambertConformal projection. GRIB-1 GRIB-1 NCEP Model output Rapid Update Cycle (RUC). Model runs are made hourly, with analysis and 3 hour forecast; on the 0, 3, 6, 9, 12, 15, 18, and 21Z runs, there are also 6, 9, and 12 hour forecasts. Horizontal = 93 by 65 points, resolution 81.27 km LambertConformal projection. The NCEP DGEX Model is the Eta model extended to 8 days over smaller domains using the operational Eta model 78 hour forecast and GFS boundary conditions. NCEP Model output Grid 185 (C) horizontal = 491 by 303 points, resolution 12 km, LambertConformal projection. Model runs are made at 6 and 18Z, with forecasts starting at 84 hours, every 6 hours out to 192 hours GRIB-2 NCEP Model output AWIPS Grid 186 (C) horizontal = 377 by 237 points, resolution 12 km, Polar Stereographic projection. Model runs are made at 0 and 12Z, with forecasts starting at 84 hours, every 6 hours out to 192 hours GRIB-2 National Digital Forecast Database (NDFD): US National Weather Service gridded forecasts of sensible weather elements. 1073 by 689 points, resolution 5 km. Models are run daily at 12Z. Forecasts every 6 hours from 90 to 180 hours. GRIB-2