USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025111212 WRF 8km 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 12 -19.1 -23.1 28.62 6 6 115 326 -003 075050016 M18M17M16 000 03 12 15 -20.2 -24.3 28.59 5 6 118 329 -013 070048026 M16M16M16 000 06 12 18 -18.9 -22.3 28.55 6 9 78 289 -003 075043042 M16M16M16 000 09 12 21 -17.2 -22.1 28.50 3 4 49 260 002 066044067 M16M16M16 000 12 13 00 -16.6 -21.8 28.44 3 4 168 19 -021 064046064 M16M16M16 000 15 13 03 -16.8 -22.4 28.42 2 3 108 319 000 062051053 M15M15M15 000 18 13 06 -17.4 -23.5 28.38 2 3 331 182 001 059052053 M15M15M16 000 21 13 09 -18.4 -24.0 28.38 3 5 307 158 -006 062053052 M15M15M16 000 24 13 12 -18.6 -24.1 28.36 4 5 351 202 -019 062055055 M16M16M16 000 27 13 15 -18.8 -23.4 28.40 4 5 356 207 002 067051055 M16M16M16 000 30 13 18 -16.9 -22.5 28.42 2 3 45 256 009 062048055 M16M16M16 000 33 13 21 -15.9 -20.8 28.45 1 1 101 312 -009 066048054 M16M15M16 000 36 14 00 -15.0 -18.3 28.49 3 4 169 20 001 076053067 M15M15M15 000 39 14 03 -15.8 -19.0 28.54 4 5 158 9 007 077059086 M15M15M15 000 42 14 06 -16.5 -20.7 28.59 3 3 129 340 -001 070065086 M14M14M15 000 45 14 09 -17.5 -21.7 28.65 3 3 74 285 -004 070070062 M15M15M16 000 48 14 12 -19.5 -22.2 28.69 5 7 15 226 -002 079071060 M15M15M15 000 51 14 15 -19.5 -22.2 28.77 5 7 349 200 002 079066066 M16M16M16 000 54 14 18 -18.0 -21.2 28.82 5 8 9 220 -002 077052076 M16M16M16 000 57 14 21 -16.9 -19.9 28.87 6 9 30 241 -010 078054083 M16M16M16 000 60 15 00 -15.6 -18.6 28.91 5 8 60 271 -006 078071074 M15M15M15 000 63 15 03 -15.7 -18.8 28.94 7 11 82 293 -013 077068073 M14M14M15 000 66 15 06 -16.7 -19.7 28.97 8 11 89 300 -007 078064072 M13M13M14 000 69 15 09 -17.9 -20.5 28.98 8 11 79 290 -009 080064068 M13M13M14 000 72 15 12 -17.8 -20.6 28.98 7 9 69 280 -016 079065066 M12M13M14 000 75 15 15 -16.7 -19.5 28.99 7 10 60 271 -007 079064055 M12M13M13 000 78 15 18 -14.9 -17.4 28.99 7 11 46 257 001 081058052 M12M12M13 000 81 15 21 -13.8 -16.0 28.98 8 11 46 257 -013 084057055 M13M13M13 000 84 16 00 -14.4 -16.9 28.97 8 12 47 258 -017 081049058 M14M13M13 000 87 16 03 -15.0 -17.6 28.96 9 13 50 261 011 080053059 M14M14M14 000 90 16 06 -16.5 -19.3 28.94 8 12 72 283 -003 079053061 M14M14M14 000 93 16 09 -17.9 -21.0 28.92 9 14 86 297 -002 077061050 M14M14M14 000 96 16 12 -18.5 -20.5 28.88 10 16 64 275 011 084050033 M14M14M14 000 99 16 15 -17.6 -20.2 28.89 9 15 63 274 006 080049036 M14M14M14 000 102 16 18 -15.6 -18.5 28.89 9 14 64 275 005 079047042 M14M14M14 000 105 16 21 -13.8 -17.1 28.88 7 10 74 285 011 076046043 M13M14M14 000 108 17 00 -12.8 -16.3 28.87 5 7 110 321 -001 075039043 M13M13M14 000 111 17 03 -13.3 -16.5 28.87 7 10 140 351 -005 077041040 M12M12M13 000 114 17 06 -15.5 -18.3 28.85 9 14 121 332 006 079028028 M12M11M12 000 117 17 09 -16.8 -19.4 28.85 10 17 107 318 013 081030025 M12M12M12 000 120 17 12 -17.3 -20.2 28.83 10 18 94 305 005 078038023 M11M11M12 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.