USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026101500 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 15 00 -15.1 -17.5 28.76 11 12 15 226 -013 084044034 M15M14M14 000 01 15 01 -17.0 -19.1 28.78 9 13 20 231 016 084034034 M14M13M13 000 02 15 02 -17.5 -20.3 28.78 9 12 17 228 -021 079031039 M13M12M12 000 03 15 03 -17.7 -21.5 28.80 8 12 13 224 -011 072032043 M12M12M12 000 04 15 04 -17.6 -22.5 28.80 7 10 6 217 -013 066034044 M12M12M13 000 05 15 05 -17.5 -23.3 28.81 6 8 12 223 -048 061036045 M13M13M13 000 06 15 06 -16.9 -24.0 28.82 5 6 14 225 -053 054037045 M13M13M13 000 07 15 07 -16.7 -24.5 28.83 3 4 35 246 -012 051037045 M13M13M14 000 08 15 08 -16.9 -24.8 28.86 4 5 56 267 025 051037045 M13M13M13 000 09 15 09 -17.4 -24.8 28.84 5 6 50 261 007 053037046 M13M13M13 000 10 15 10 -16.9 -24.9 28.85 4 5 42 253 -001 050037047 M12M12M13 000 11 15 11 -16.6 -24.9 28.85 3 4 40 251 -015 049037048 M12M12M13 000 12 15 12 -15.8 -25.2 28.84 1 3 148 359 -029 045037048 M12M12M13 000 13 15 13 -16.2 -25.5 28.85 3 5 191 42 -003 045037049 M12M12M13 000 14 15 14 -17.6 -25.8 28.84 5 7 168 19 -003 049037052 M12M12M13 000 15 15 15 -19.5 -25.5 28.86 6 9 146 357 005 059037055 M13M13M13 000 16 15 16 -19.9 -24.0 28.85 7 9 123 334 000 070039058 M13M13M13 000 17 15 17 -18.8 -20.9 28.85 6 8 110 321 004 084043057 M13M12M13 000 18 15 18 -17.4 -18.9 28.84 5 7 109 320 002 088047057 M12M12M13 000 19 15 19 -15.9 -18.2 28.84 4 5 150 1 -009 083050060 M12M12M12 000 20 15 20 -17.0 -19.1 28.83 6 9 174 25 -013 083055065 M12M12M12 000 21 15 21 -18.1 -19.9 28.82 8 12 172 23 024 086058060 M14M12M12 000 22 15 22 -19.1 -20.1 28.82 8 11 158 9 -015 092058060 M13M12M12 000 23 15 23 -18.8 -19.7 28.80 7 11 160 11 -006 093065058 M13M12M12 000 24 16 00 -18.2 -18.9 28.79 7 10 163 14 -004 095081053 M13M12M12 000 25 16 01 -17.7 -18.4 28.78 6 9 167 18 -010 094080047 M13M12M12 000 26 16 02 -17.9 -18.6 28.77 5 8 163 14 -020 094070041 M12M12M12 000 27 16 03 -18.4 -19.1 28.74 5 7 160 11 -027 095060044 M12M12M12 000 28 16 04 -19.2 -19.9 28.74 6 7 164 15 -012 094055044 M12M12M12 000 29 16 05 -20.0 -20.7 28.73 6 8 162 13 -009 094052043 M13M12M12 000 30 16 06 -20.4 -21.2 28.72 7 9 155 6 -015 094048042 M13M12M12 000 31 16 07 -20.9 -21.5 28.69 7 9 143 354 -011 095043040 M13M12M12 000 32 16 08 -21.1 -21.6 28.67 7 9 134 345 -018 096038037 M13M12M12 000 33 16 09 -20.8 -21.8 28.66 7 10 120 331 -009 092035037 M12M11M12 000 34 16 10 -21.2 -23.1 28.64 9 12 101 312 -010 085037041 M13M12M12 000 35 16 11 -21.4 -24.1 28.63 9 12 91 302 -025 079039041 M12M12M12 000 36 16 12 -20.3 -24.4 28.59 8 10 90 301 -034 070036041 M12M11M11 000 37 16 13 -20.4 -24.9 28.58 8 11 88 299 -008 067033046 M12M11M11 000 38 16 14 -20.4 -25.0 28.57 9 12 84 295 -002 067038032 M12M11M12 000 39 16 15 -20.5 -24.8 28.55 10 14 76 287 001 068033031 M12M11M11 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.