USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026020200 WRF thwaites 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 02 00 -6.5 -6.9 28.91 11 12 347 198 -009 091094090 M08M08M08 000 01 02 01 -6.8 -7.1 28.91 9 12 351 202 004 098088088 M08M07M08 002 02 02 02 -7.0 -7.1 28.89 9 11 359 210 016 099084087 M07M07M07 002 03 02 03 -7.2 -7.4 28.88 8 12 6 217 -007 099083088 M07M07M07 002 04 02 04 -7.4 -7.5 28.89 9 11 12 223 021 099084089 M07M07M07 000 05 02 05 -6.7 -6.9 28.88 8 11 11 222 -004 098087092 M07M07M08 000 06 02 06 -6.6 -7.0 28.88 9 12 13 224 -018 097089093 M07M07M08 000 07 02 07 -6.9 -7.3 28.87 9 13 15 226 -002 097090094 M06M07M08 000 08 02 08 -7.2 -7.7 28.87 8 12 14 225 025 097091096 M06M07M08 000 09 02 09 -6.6 -7.0 28.87 7 10 12 222 -002 097091098 M06M07M08 000 10 02 10 -6.4 -6.9 28.85 6 9 15 226 008 096091098 M06M07M07 000 11 02 11 -6.2 -6.8 28.85 7 10 21 232 006 096093099 M06M07M07 000 12 02 12 -6.3 -6.9 28.85 7 10 28 239 015 095092098 M06M07M07 000 13 02 13 -6.2 -6.8 28.85 7 11 32 243 017 095091096 M06M07M07 000 14 02 14 -6.0 -6.5 28.85 7 11 33 244 -001 096089095 M06M06M07 000 15 02 15 -5.6 -6.0 28.85 7 10 31 242 017 097088096 M06M06M07 000 16 02 16 -5.3 -5.6 28.84 8 11 33 244 002 099090097 M06M06M07 001 17 02 17 -5.2 -5.3 28.84 9 11 37 248 012 099093096 M06M06M07 002 18 02 18 -4.8 -5.0 28.83 9 12 36 247 013 098096096 M05M06M07 003 19 02 19 -4.6 -5.0 28.83 9 12 32 243 023 097100098 M05M06M07 005 20 02 20 -4.3 -4.5 28.82 9 12 21 232 032 098094098 M05M06M06 007 21 02 21 -3.8 -4.1 28.82 10 13 12 223 030 098096096 M05M05M06 018 22 02 22 -3.3 -3.6 28.82 9 12 11 222 026 098095095 M05M05M06 035 23 02 23 -3.1 -3.5 28.81 8 10 20 231 013 098096096 M05M05M06 050 24 03 00 -3.0 -3.3 28.80 8 9 31 242 011 098098098 M05M05M06 058 25 03 01 -2.8 -3.1 28.79 8 10 43 254 -024 098100098 M05M05M06 051 26 03 02 -3.0 -3.3 28.78 11 13 44 255 -008 098100093 M05M05M06 049 27 03 03 -3.4 -3.7 28.77 11 13 41 252 -018 098098093 M05M06M06 042 28 03 04 -3.4 -3.7 28.76 9 11 38 249 -012 098098094 M05M06M06 041 29 03 05 -3.4 -3.7 28.75 9 10 33 244 -006 098096094 M05M06M06 032 30 03 06 -3.8 -3.9 28.74 8 10 29 240 -010 100098094 M05M06M05 024 31 03 07 -4.1 -4.2 28.73 7 9 38 249 -003 100097094 M06M06M05 014 32 03 08 -4.2 -4.3 28.72 6 7 37 248 -003 100095093 M06M05M05 006 33 03 09 -4.5 -4.6 28.71 6 7 48 259 -007 100090090 M06M05M05 002 34 03 10 -4.8 -4.9 28.68 5 6 70 281 -017 100085087 M06M04M05 000 35 03 11 -4.7 -4.7 28.66 5 6 94 305 -021 100083085 M06M04M05 000 36 03 12 -4.9 -5.0 28.64 6 7 116 327 -005 100082082 M06M04M05 000 37 03 13 -5.5 -5.6 28.63 8 9 125 336 -025 099082079 M06M04M05 000 38 03 14 -5.8 -5.9 28.61 9 10 119 330 006 099084077 M04M04M04 000 39 03 15 -5.4 -5.5 28.60 9 11 125 336 -013 099078077 M04M04M04 000 * 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 3h) 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.