USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025120700 WRF 2.67-km domain FCST UTC UTC T Td Altim Spd Gust Dir Grid VVV RH1RH2RH3 T1T2T3 ACCUM HR DAY HR (C) (C) (in Hg)(kts)(kts)(deg)(deg) (*) (% wrt water) (C) (*) 00 07 00 -9.9 -13.1 29.41 3 3 326 177 000 081052047 M10M10M10 000 01 07 01 -9.7 -12.2 29.41 3 4 296 147 003 082050048 M10M10M10 000 02 07 02 -9.6 -12.0 29.39 2 3 257 108 -004 083049049 M10M10M10 000 03 07 03 -9.6 -11.9 29.40 2 2 221 72 -006 083049049 M10M10M10 000 04 07 04 -9.8 -12.2 29.40 2 2 161 12 -003 083049049 M10M10M10 000 05 07 05 -10.1 -12.7 29.40 3 3 100 311 003 081050049 M09M10M10 000 06 07 06 -10.5 -13.1 29.39 3 4 58 269 004 082052049 M09M10M10 000 07 07 07 -11.0 -13.4 29.41 4 5 42 253 005 082053049 M09M10M10 000 08 07 08 -11.4 -14.0 29.38 5 5 40 251 002 081054050 M09M10M10 000 09 07 09 -11.7 -14.5 29.37 5 5 41 252 -005 080055051 M09M10M10 000 10 07 10 -11.9 -14.9 29.36 5 6 38 249 -000 079056051 M09M10M11 000 11 07 11 -12.1 -15.1 29.36 6 7 40 251 009 078055050 M09M10M10 000 12 07 12 -12.1 -15.1 29.35 6 7 33 244 017 079054050 M09M10M10 000 13 07 13 -11.8 -14.7 29.35 6 7 34 245 012 080054051 M09M10M10 000 14 07 14 -11.4 -14.2 29.35 6 8 37 248 -003 080055051 M09M10M11 000 15 07 15 -11.1 -13.7 29.35 6 9 37 248 -021 081056053 M10M10M11 000 16 07 16 -10.7 -13.1 29.34 6 9 38 249 -021 083056053 M10M10M11 000 17 07 17 -10.2 -12.3 29.34 6 9 38 249 -015 085057052 M10M10M11 000 18 07 18 -9.7 -11.8 29.33 6 9 33 244 -016 085058051 M10M10M11 000 19 07 19 -9.4 -11.3 29.31 7 8 32 243 -013 086059052 M10M10M11 000 20 07 20 -8.9 -10.8 29.31 7 8 29 240 -018 087059061 M10M10M11 000 21 07 21 -8.6 -10.6 29.31 7 8 25 236 -021 086058075 M10M10M11 000 22 07 22 -8.6 -10.5 29.29 7 8 20 231 -021 086057083 M10M10M11 000 23 07 23 -8.4 -10.4 29.29 6 7 20 231 -019 086057087 M10M10M11 000 24 08 00 -8.2 -10.2 29.29 6 7 17 228 -018 086059090 M10M10M11 000 25 08 01 -8.0 -10.4 29.30 6 7 10 221 -011 083068089 M10M10M11 001 26 08 02 -8.1 -10.1 29.28 5 5 7 218 -009 085084088 M10M11M11 003 27 08 03 -8.0 -9.5 29.28 4 4 13 224 003 089090089 M10M11M11 005 28 08 04 -7.8 -8.9 29.27 3 3 21 232 005 091092089 M10M11M11 008 29 08 05 -7.7 -8.9 29.27 4 4 22 233 008 091092089 M10M11M12 008 30 08 06 -7.7 -8.7 29.27 3 4 13 224 011 092092089 M10M11M12 007 31 08 07 -7.6 -8.7 29.26 2 3 357 208 019 092092089 M10M11M12 012 32 08 08 -7.6 -8.6 29.27 2 3 344 195 012 092090088 M09M11M12 015 33 08 09 -7.7 -8.7 29.27 2 2 334 185 009 093089088 M09M11M12 013 34 08 10 -7.9 -8.8 29.28 2 3 317 168 009 093091088 M09M11M12 010 35 08 11 -8.3 -9.2 29.28 3 4 276 127 012 093097089 M09M11M12 009 36 08 12 -8.7 -9.5 29.27 5 8 197 48 002 094098088 M10M11M12 011 37 08 13 -9.0 -9.9 29.31 6 7 194 45 002 094096088 M10M11M12 009 38 08 14 -9.3 -10.1 29.31 7 8 203 54 001 094094087 M11M11M12 008 39 08 15 -9.9 -10.9 29.32 8 9 221 72 005 093091086 M12M11M12 007 * NOTES on units: VVV (vertical velocity) is given as tenths of a microbar per second at 700 hPa, with positive values indicating upward motion; ACCUM (accumulated precipitation, past 1h) is given as hundredths of a millimeter; RH1, RH2, and RH3 are the % RH at the surface, 1000', and 3000', respectively; T1, T2, and T3 are the temperatures at 500', 1000', and 1500', respectively. Gust is estimated according to the NCEP HRRR gust algorithm.