USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025122212 WRF 24km 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 22 12 -14.2 -17.0 29.14 3 3 266 117 000 089080074 M13M13M14 000 03 22 15 -15.2 -16.8 29.10 2 4 226 77 003 088072060 M13M14M14 000 06 22 18 -14.2 -15.7 29.11 3 4 104 315 -006 088062056 M14M14M15 000 09 22 21 -13.7 -16.4 29.11 3 5 86 297 -001 080055049 M14M14M15 000 12 23 00 -13.6 -16.7 29.09 5 6 111 322 -003 077056042 M15M15M16 000 15 23 03 -14.4 -17.3 29.09 6 8 112 323 -001 079054039 M15M15M16 000 18 23 06 -15.7 -18.5 29.09 6 8 128 339 -010 079050042 M15M15M16 000 21 23 09 -17.1 -20.1 29.09 7 8 151 2 -004 078046048 M15M15M16 000 24 23 12 -17.7 -20.5 29.07 6 7 157 8 -003 079049053 M15M15M16 000 27 23 15 -16.9 -19.7 29.07 6 6 173 24 -000 079050056 M15M15M16 000 30 23 18 -15.9 -18.4 29.06 6 6 174 25 -008 081052055 M16M16M16 000 33 23 21 -15.1 -17.9 29.03 7 7 168 19 -016 080053051 M16M16M17 000 36 24 00 -14.9 -17.7 29.02 8 8 155 6 -010 079060046 M16M16M17 000 39 24 03 -15.3 -17.7 29.01 8 9 157 8 -008 082067041 M15M15M16 000 42 24 06 -16.1 -18.0 28.99 9 9 161 12 -003 086055039 M14M14M14 000 45 24 09 -16.9 -18.6 28.98 8 8 161 12 -005 086039040 M13M12M13 000 48 24 12 -16.1 -18.1 28.96 6 7 140 351 -002 085061039 M11M12M12 000 51 24 15 -14.5 -16.6 28.99 7 11 86 297 -006 084050033 M11M11M12 000 54 24 18 -12.8 -15.1 29.01 8 11 75 286 -005 083043032 M12M11M12 000 57 24 21 -11.7 -14.4 29.03 9 9 79 290 -006 081036025 M11M11M11 000 60 25 00 -10.3 -13.4 29.04 6 7 100 311 -004 078028032 M10M09M09 000 63 25 03 -9.6 -12.2 29.05 7 8 133 344 -010 081033036 M08M08M08 000 66 25 06 -10.6 -12.3 29.05 8 11 126 337 -013 088037034 M08M07M08 000 69 25 09 -11.7 -13.5 29.06 8 11 117 328 -007 087036033 M07M07M08 000 72 25 12 -11.7 -14.2 29.05 8 11 112 323 -011 082038033 M07M07M08 000 75 25 15 -10.5 -13.5 29.07 7 11 113 324 -012 079040032 M07M07M08 000 78 25 18 -8.7 -11.7 29.07 6 9 118 329 -006 079039031 M07M07M08 000 81 25 21 -7.1 -10.1 29.06 5 7 132 343 -014 079037030 M06M07M07 000 84 26 00 -6.6 -9.3 29.05 5 6 135 346 -009 081036029 M07M07M07 000 87 26 03 -7.1 -9.3 29.05 5 6 136 347 -008 084034028 M07M06M07 000 90 26 06 -8.8 -10.7 29.05 5 7 125 336 -007 086036030 M07M07M07 000 93 26 09 -10.3 -11.7 29.04 5 7 112 323 -003 090041030 M07M07M07 000 96 26 12 -10.9 -12.4 29.02 6 8 94 305 -003 089043031 M08M07M07 000 99 26 15 -10.1 -11.6 29.04 6 8 65 276 -003 090043032 M08M07M07 000 102 26 18 -8.8 -10.0 29.05 5 7 51 262 -005 091045030 M08M08M08 000 105 26 21 -7.8 -9.2 29.05 6 6 47 258 -006 090046028 M08M08M08 000 108 27 00 -7.1 -8.6 29.06 6 6 47 258 -014 089044028 M08M08M07 000 111 27 03 -6.8 -8.4 29.07 4 5 61 272 -009 088037026 M07M07M07 000 114 27 06 -7.8 -9.9 29.10 4 5 97 308 -009 085031023 M06M06M06 000 117 27 09 -9.1 -13.3 29.10 6 6 107 318 -007 071026026 M05M05M06 000 120 27 12 -9.3 -12.9 29.10 7 8 114 325 -011 076027029 M04M05M05 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.