USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026011200 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 12 00 -12.4 -14.2 28.66 8 8 148 359 002 087061045 M12M12M12 000 01 12 01 -12.0 -13.6 28.67 7 9 150 1 -004 088058044 M12M12M12 000 02 12 02 -12.1 -13.5 28.68 7 9 151 2 -020 089058043 M12M12M12 000 03 12 03 -12.5 -13.6 28.64 8 10 154 5 -014 091060045 M12M12M12 000 04 12 04 -12.8 -13.9 28.67 7 9 155 6 -023 092059044 M12M12M12 000 05 12 05 -13.3 -14.3 28.67 7 9 146 357 -009 092056044 M12M11M11 000 06 12 06 -13.8 -14.9 28.67 7 10 141 352 -012 091054044 M12M11M11 000 07 12 07 -14.2 -15.5 28.65 7 9 133 344 -016 090054045 M11M11M11 000 08 12 08 -14.4 -16.0 28.66 7 10 129 340 -010 088053043 M11M11M11 000 09 12 09 -14.7 -16.6 28.66 7 10 123 334 005 086052041 M11M11M11 000 10 12 10 -14.9 -17.0 28.66 7 10 116 327 004 084053040 M11M11M12 000 11 12 11 -15.0 -17.2 28.67 8 10 114 325 -015 083053040 M11M11M12 000 12 12 12 -15.0 -17.3 28.66 8 10 112 323 -007 083053038 M11M11M12 000 13 12 13 -14.8 -17.2 28.68 8 11 113 324 -009 082052037 M11M11M12 000 14 12 14 -14.5 -17.0 28.67 8 11 113 324 -002 081052037 M11M11M12 000 15 12 15 -14.1 -16.7 28.69 8 12 117 328 -005 081049036 M11M11M11 000 16 12 16 -13.8 -16.5 28.67 8 12 117 328 -006 081047035 M11M11M11 000 17 12 17 -13.4 -16.1 28.69 8 13 112 323 -003 080047035 M11M11M11 000 18 12 18 -12.9 -15.7 28.70 9 14 107 318 -004 080047034 M11M11M11 000 19 12 19 -12.4 -15.3 28.69 9 14 104 315 -001 078045033 M11M10M10 000 20 12 20 -11.8 -15.0 28.70 9 14 105 316 -000 077043033 M10M10M10 000 21 12 21 -11.4 -14.7 28.70 10 14 108 319 -002 076042032 M10M09M10 000 22 12 22 -11.0 -14.4 28.71 10 14 109 320 000 076042032 M10M09M10 000 23 12 23 -10.7 -14.1 28.70 10 14 110 321 -003 076042032 M10M09M10 000 24 13 00 -10.8 -13.8 28.71 9 12 110 321 -007 078041033 M09M09M10 000 25 13 01 -10.7 -13.8 28.73 9 13 112 323 005 078039033 M09M09M09 000 26 13 02 -10.9 -13.9 28.73 9 13 114 325 000 078038032 M09M09M09 000 27 13 03 -11.1 -14.1 28.72 9 13 114 325 002 079036030 M09M08M09 000 28 13 04 -11.4 -14.5 28.73 9 12 105 316 -001 078036030 M09M08M09 000 29 13 05 -11.7 -15.0 28.73 8 13 96 307 -001 076035030 M08M08M09 000 30 13 06 -11.8 -15.7 28.73 8 12 88 299 -001 073036029 M08M08M09 000 31 13 07 -12.0 -16.4 28.72 9 12 73 284 000 070037032 M08M08M09 000 32 13 08 -12.0 -16.4 28.74 9 12 62 273 -006 070045036 M07M08M09 000 33 13 09 -11.9 -15.6 28.74 9 12 56 267 006 074063056 M08M08M08 000 34 13 10 -11.8 -14.3 28.75 8 12 50 261 004 081071093 M07M08M08 000 35 13 11 -11.7 -13.1 28.74 9 11 46 257 -005 089076097 M07M08M08 000 36 13 12 -11.1 -12.0 28.73 9 13 37 248 001 093090094 M07M08M08 001 37 13 13 -10.0 -10.6 28.74 9 14 29 240 010 095095092 M07M07M09 001 38 13 14 -9.1 -9.4 28.75 10 15 27 238 013 098095091 M07M08M09 002 39 13 15 -7.6 -7.8 28.75 10 15 22 233 015 098099084 M07M08M09 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 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.