USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026101700 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 17 00 -16.5 -23.8 28.48 4 7 96 307 -002 062034038 M14M12M11 000 03 17 03 -19.1 -23.6 28.44 6 7 116 327 -002 068043043 M14M13M12 000 06 17 06 -20.3 -23.0 28.40 9 15 93 304 007 079048040 M12M11M10 000 09 17 09 -18.6 -21.2 28.34 8 11 106 317 008 080042037 M10M09M08 000 12 17 12 -18.5 -21.6 28.28 8 13 107 318 004 076044042 M09M09M09 000 15 17 15 -16.4 -20.1 28.26 8 13 101 312 -020 073047052 M09M09M09 000 18 17 18 -16.6 -19.9 28.23 9 15 75 286 -002 076048051 M10M10M10 000 21 17 21 -17.1 -19.9 28.25 10 15 58 269 004 079051049 M12M10M11 000 24 18 00 -17.5 -20.2 28.27 11 15 67 278 010 080045051 M12M10M10 000 27 18 03 -16.9 -20.0 28.30 13 21 75 286 -009 077041041 M11M09M08 000 30 18 06 -16.7 -19.4 28.34 15 25 74 285 -029 080041039 M09M08M07 000 33 18 09 -17.6 -20.2 28.38 16 28 73 284 -042 080049047 M08M07M08 000 36 18 12 -17.7 -20.3 28.41 16 28 71 282 -060 081055053 M08M07M08 000 39 18 15 -17.4 -20.4 28.46 17 32 71 282 -076 077052050 M08M08M08 000 42 18 18 -16.4 -19.1 28.47 16 31 67 278 -036 080057049 M09M08M09 000 45 18 21 -15.7 -18.8 28.48 15 26 73 284 017 077051053 M09M09M09 000 48 19 00 -15.4 -18.7 28.46 12 19 78 289 -004 076045049 M09M09M09 000 51 19 03 -16.3 -19.6 28.44 9 15 87 298 012 076037044 M09M09M09 000 54 19 06 -17.8 -20.9 28.41 10 17 90 301 -005 077032035 M08M08M09 000 57 19 09 -18.3 -21.9 28.39 9 14 87 298 -013 073033036 M08M08M09 000 60 19 12 -19.0 -22.3 28.36 8 11 85 296 -013 075039040 M09M09M09 000 63 19 15 -17.4 -21.8 28.36 6 7 77 288 -003 068040034 M09M09M09 000 66 19 18 -16.4 -21.1 28.36 5 6 64 275 -007 067039031 M10M09M09 000 69 19 21 -14.0 -20.1 28.38 3 3 45 256 -011 060039033 M10M09M09 000 72 20 00 -13.8 -19.8 28.40 2 3 26 237 008 061038032 M10M09M09 000 75 20 03 -15.6 -20.7 28.44 4 4 37 248 001 065041032 M11M10M09 000 78 20 06 -18.3 -22.4 28.49 6 7 41 252 -002 070039033 M10M10M10 000 81 20 09 -19.5 -23.2 28.53 7 10 43 254 001 073039034 M11M10M10 000 84 20 12 -20.0 -23.4 28.56 8 12 48 259 -002 074037035 M11M10M10 000 87 20 15 -19.4 -22.7 28.60 8 12 47 258 -007 075040043 M11M10M10 000 90 20 18 -16.9 -20.4 28.62 6 8 49 260 -012 075048052 M10M10M10 000 93 20 21 -14.1 -18.1 28.62 4 4 98 309 -006 072051053 M10M10M10 000 96 21 00 -14.5 -18.4 28.61 7 8 119 330 -003 073044047 M09M09M10 000 99 21 03 -15.4 -19.1 28.57 9 13 117 328 -004 073037034 M09M09M09 000 102 21 06 -17.3 -21.5 28.55 11 16 109 320 -012 070032036 M08M07M07 000 105 21 09 -18.1 -21.6 28.51 11 17 97 308 -008 074031037 M07M06M07 000 108 21 12 -18.3 -22.0 28.48 12 20 89 300 011 073030034 M07M06M06 000 111 21 15 -18.0 -21.6 28.48 12 21 84 295 004 073030034 M07M06M06 000 114 21 18 -16.3 -20.1 28.47 12 20 83 294 006 072031035 M07M06M07 000 117 21 21 -15.0 -18.7 28.46 11 19 83 294 -002 074033037 M08M07M07 000 120 22 00 -14.8 -18.3 28.45 10 16 82 293 011 075035038 M09M08M08 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.