USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026101612 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 16 12 -23.1 -25.4 28.69 2 5 64 275 -002 079058040 M19M16M13 000 03 16 15 -21.7 -26.0 28.63 3 5 48 259 -000 068055045 M16M15M14 000 06 16 18 -21.2 -24.9 28.57 2 2 72 283 -015 072054048 M17M15M14 000 09 16 21 -20.8 -24.5 28.54 4 5 118 329 -009 072047046 M16M14M13 000 12 17 00 -20.7 -25.2 28.48 6 7 112 323 -002 067039038 M15M14M13 000 15 17 03 -20.8 -25.4 28.42 7 11 98 309 -003 066037040 M13M12M11 000 18 17 06 -22.0 -25.5 28.37 8 13 100 311 000 074041040 M14M12M11 000 21 17 09 -22.6 -24.8 28.32 8 13 79 290 -005 082042038 M13M10M09 000 24 17 12 -22.2 -24.3 28.26 8 13 78 289 010 083041037 M12M10M09 000 27 17 15 -20.5 -23.3 28.26 8 14 69 280 -006 079040038 M11M09M09 000 30 17 18 -18.7 -22.0 28.25 7 11 71 282 003 076041041 M11M09M09 000 33 17 21 -16.9 -20.3 28.26 8 10 79 289 -001 075043045 M12M10M09 000 36 18 00 -16.3 -19.7 28.29 10 13 71 282 002 075041045 M11M09M09 000 39 18 03 -16.6 -20.1 28.32 13 21 76 287 -002 075042043 M11M09M08 000 42 18 06 -17.7 -20.5 28.36 15 25 74 285 -017 079045043 M09M08M08 000 45 18 09 -19.3 -22.0 28.40 17 29 70 281 -037 080049047 M09M08M08 000 48 18 12 -19.1 -21.6 28.44 18 33 70 281 -093 081059048 M09M08M09 000 51 18 15 -19.2 -21.8 28.49 16 29 73 284 -047 080054046 M09M09M09 000 54 18 18 -18.1 -21.6 28.50 16 28 78 289 008 074043042 M10M09M10 000 57 18 21 -16.8 -20.6 28.48 14 25 82 293 003 073033036 M10M09M10 000 60 19 00 -15.8 -18.9 28.45 13 23 88 299 003 077033036 M09M09M09 000 63 19 03 -16.7 -19.6 28.41 11 19 95 306 009 078038039 M09M09M09 000 66 19 06 -18.6 -21.4 28.37 10 18 83 294 008 078038041 M09M08M09 000 69 19 09 -19.6 -22.7 28.35 10 17 82 293 003 076037042 M09M08M09 000 72 19 12 -20.4 -23.5 28.34 10 15 80 291 -031 076038043 M09M09M09 000 75 19 15 -20.1 -23.4 28.36 10 16 72 283 -007 075037035 M09M09M09 000 78 19 18 -17.6 -22.2 28.38 7 10 54 265 -001 068035031 M09M09M09 000 81 19 21 -15.8 -21.2 28.41 5 6 54 265 -000 063034029 M10M09M09 000 84 20 00 -15.7 -20.8 28.45 5 7 29 240 -005 065036030 M10M09M10 000 87 20 03 -16.9 -21.4 28.49 6 9 23 234 -011 068040032 M10M10M10 000 90 20 06 -17.3 -21.8 28.55 6 8 31 242 -002 068046038 M10M10M10 000 93 20 09 -18.6 -22.1 28.59 6 9 32 243 007 074049044 M11M10M10 000 96 20 12 -17.8 -21.1 28.63 5 7 27 238 003 076049050 M11M10M11 000 99 20 15 -17.4 -20.7 28.67 4 6 15 226 000 076055055 M12M11M11 000 102 20 18 -16.2 -19.7 28.68 3 5 303 154 000 075056053 M11M11M11 000 105 20 21 -15.4 -18.9 28.67 3 4 214 65 -006 075054052 M12M11M11 000 108 21 00 -15.6 -19.4 28.66 4 5 170 21 -005 073050048 M11M11M11 000 111 21 03 -16.5 -20.6 28.63 4 5 149 360 000 070049040 M11M11M11 000 114 21 06 -18.4 -22.3 28.62 6 7 144 355 -011 071047038 M11M11M11 000 117 21 09 -19.4 -23.0 28.60 7 7 124 335 -006 073042040 M11M11M11 000 120 21 12 -19.3 -23.4 28.57 7 8 117 328 -003 070040040 M10M10M11 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.