USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026013012 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 30 12 -10.1 -12.9 28.66 10 10 46 257 -015 079075072 M10M10M09 000 01 30 13 -12.8 -14.4 28.67 10 14 58 269 -001 088071076 M09M08M09 001 02 30 14 -12.6 -14.1 28.68 10 14 57 268 001 089077082 M08M08M09 001 03 30 15 -12.3 -13.5 28.67 11 16 53 264 -005 091085087 M08M08M09 001 04 30 16 -12.0 -12.9 28.67 11 16 52 263 -014 094090090 M08M08M09 000 05 30 17 -11.1 -11.5 28.68 10 16 46 257 -015 097093090 M09M08M09 001 06 30 18 -9.6 -10.0 28.69 10 15 44 255 -016 097095090 M09M08M09 004 07 30 19 -8.6 -9.1 28.69 9 13 39 250 -011 096092088 M08M08M08 011 08 30 20 -7.9 -8.4 28.70 9 12 36 247 -008 096091088 M08M08M08 017 09 30 21 -7.4 -7.9 28.71 9 12 36 247 -015 096091087 M08M08M08 018 10 30 22 -7.0 -7.6 28.71 9 11 39 250 -027 096092090 M07M08M08 017 11 30 23 -6.7 -7.2 28.71 9 11 38 249 -028 096090091 M07M08M08 017 12 31 00 -6.5 -6.9 28.72 9 12 35 246 -023 097088090 M07M08M08 016 13 31 01 -6.7 -7.1 28.73 11 14 32 243 -016 097088088 M07M08M09 013 14 31 02 -7.2 -7.7 28.74 11 16 31 242 -005 096088085 M07M08M09 009 15 31 03 -7.6 -8.3 28.75 11 16 28 239 -007 095088086 M07M08M08 006 16 31 04 -8.1 -8.8 28.76 11 16 23 234 001 095088089 M08M08M08 003 17 31 05 -8.4 -9.3 28.77 11 18 22 233 006 094091090 M07M08M08 001 18 31 06 -8.5 -9.4 28.79 12 19 21 232 008 094092086 M07M08M08 001 19 31 07 -8.4 -9.1 28.79 13 20 16 227 008 095092083 M07M08M08 002 20 31 08 -8.3 -8.9 28.80 13 21 11 222 007 095092085 M07M08M08 005 21 31 09 -8.0 -8.5 28.81 14 21 8 219 025 096092082 M07M08M08 007 22 31 10 -8.0 -8.5 28.82 15 22 4 215 034 096093080 M07M08M08 009 23 31 11 -8.2 -8.6 28.83 15 22 1 212 034 097094084 M07M08M08 010 24 31 12 -8.2 -8.8 28.84 14 22 359 210 023 095093089 M08M08M08 014 25 31 13 -8.1 -8.5 28.86 14 21 359 210 021 097092085 M08M08M08 019 26 31 14 -8.1 -8.3 28.88 13 20 357 208 020 098090083 M08M08M07 020 27 31 15 -8.0 -8.3 28.90 12 20 358 209 007 098087085 M07M07M07 017 28 31 16 -7.9 -8.3 28.91 11 18 359 210 011 097086087 M07M07M07 015 29 31 17 -7.7 -8.3 28.92 11 18 5 215 011 096085086 M07M07M07 013 30 31 18 -7.5 -8.1 28.92 12 18 6 217 -008 096083086 M07M07M07 011 31 31 19 -7.3 -8.0 28.94 12 18 8 219 -010 095081087 M07M07M07 009 32 31 20 -7.2 -8.0 28.95 12 18 8 219 -013 094078089 M07M07M07 008 33 31 21 -7.0 -8.0 28.96 11 17 8 219 -013 093076089 M07M07M07 006 34 31 22 -6.8 -7.9 28.96 11 16 12 223 -015 092076089 M07M06M06 004 35 31 23 -6.6 -7.8 28.96 11 15 18 229 -011 092077087 M07M06M06 003 36 01 00 -6.4 -7.5 28.97 11 13 25 236 -016 092078085 M06M06M07 003 37 01 01 -6.4 -7.4 28.97 11 13 35 246 -019 093080087 M06M06M07 003 38 01 02 -6.4 -7.1 28.97 10 14 43 254 -006 095080089 M06M06M07 002 39 01 03 -6.6 -7.4 28.97 11 15 50 261 -010 094082087 M06M07M07 001 * 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.