USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025111000 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 10 00 -9.5 -11.9 28.87 3 4 106 317 -002 088086088 M11M11M12 000 01 10 01 -9.6 -10.9 28.86 3 4 100 311 009 090086088 M11M11M12 001 02 10 02 -9.2 -10.7 28.87 2 2 56 267 008 089089089 M11M12M12 003 03 10 03 -9.1 -10.5 28.87 2 2 334 185 034 089091087 M11M12M12 009 04 10 04 -8.9 -10.2 28.87 3 3 293 144 025 091094087 M11M12M12 011 05 10 05 -8.8 -9.9 28.87 4 4 267 118 019 092093088 M11M12M12 018 06 10 06 -9.5 -10.6 28.87 6 7 194 45 016 092092089 M11M12M13 017 07 10 07 -10.6 -11.9 28.87 6 7 191 42 012 091090089 M12M12M13 016 08 10 08 -11.5 -12.8 28.88 5 6 186 37 007 090090088 M13M12M13 015 09 10 09 -12.1 -13.4 28.87 5 5 193 44 004 090089087 M13M12M13 013 10 10 10 -12.7 -14.0 28.88 4 5 202 53 005 090089087 M13M13M14 008 11 10 11 -13.2 -14.6 28.89 4 4 217 68 012 089089087 M13M13M14 005 12 10 12 -13.5 -15.0 28.91 4 4 246 97 004 089090087 M13M13M14 006 13 10 13 -14.0 -15.5 28.91 4 5 254 105 009 088089085 M14M14M14 006 14 10 14 -14.8 -16.3 28.92 5 6 257 108 004 088090085 M15M14M15 004 15 10 15 -15.6 -17.1 28.93 6 7 268 119 006 088090085 M16M15M15 003 16 10 16 -16.1 -17.7 28.96 6 7 281 132 -008 088090084 M16M16M15 002 17 10 17 -16.3 -17.9 28.97 6 9 306 157 -007 087092080 M17M16M16 001 18 10 18 -16.5 -18.0 28.97 8 11 316 167 -010 088061050 M18M17M17 000 19 10 19 -16.9 -18.7 28.97 10 12 320 171 -009 086048035 M18M17M17 000 20 10 20 -17.5 -19.4 28.99 11 13 324 175 000 085048041 M18M17M17 000 21 10 21 -17.9 -19.9 29.01 11 14 327 178 -006 084046044 M18M18M18 000 22 10 22 -18.2 -20.2 29.00 11 14 334 185 -006 084050048 M18M18M18 000 23 10 23 -18.5 -20.7 29.01 11 14 339 190 -003 083063056 M19M18M18 000 24 11 00 -18.8 -20.8 29.03 11 14 345 196 -003 084072061 M19M18M18 000 25 11 01 -19.0 -20.8 29.05 10 14 350 201 005 086077070 M19M18M18 000 26 11 02 -19.2 -20.8 29.05 10 14 357 208 -003 087079075 M19M18M19 000 27 11 03 -19.6 -21.1 29.05 10 14 1 212 010 088076073 M20M19M19 000 28 11 04 -20.0 -21.4 29.06 10 14 6 217 021 088069059 M20M19M19 000 29 11 05 -20.4 -21.9 29.05 10 13 10 221 027 088063054 M20M19M19 000 30 11 06 -20.9 -22.3 29.05 10 13 17 228 026 088060061 M20M19M19 000 31 11 07 -21.3 -22.8 29.04 10 14 23 234 024 088062065 M20M19M19 000 32 11 08 -21.7 -23.2 29.06 10 14 28 239 006 087067067 M20M19M20 000 33 11 09 -22.0 -23.5 29.06 10 14 33 244 007 088072069 M19M19M20 000 34 11 10 -22.3 -23.9 29.06 9 14 36 247 000 087076072 M19M20M20 000 35 11 11 -22.4 -24.0 29.04 9 13 40 251 -022 087076075 M19M20M20 000 36 11 12 -22.2 -24.0 29.04 8 11 43 254 -030 086076077 M19M20M20 000 37 11 13 -21.9 -23.9 29.04 8 10 48 259 -021 084076076 M19M20M20 000 38 11 14 -21.5 -23.7 29.03 7 8 56 267 -008 082076072 M19M20M21 000 39 11 15 -21.1 -23.6 29.02 7 8 63 274 -009 080072082 M19M20M20 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 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.