USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026101300 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 13 00 -23.4 -29.2 28.78 8 7 126 337 -003 071050029 M22M21M19 000 03 13 03 -27.0 -30.6 28.73 8 11 126 337 -001 071044024 M21M20M19 000 06 13 06 -28.1 -31.5 28.69 9 12 137 348 -025 073039021 M20M18M18 000 09 13 09 -26.9 -30.8 28.62 10 15 142 353 -014 070027014 M18M16M15 000 12 13 12 -27.8 -32.0 28.55 10 15 152 3 000 067026013 M18M15M14 000 15 13 15 -26.9 -31.8 28.53 8 12 154 5 016 063022016 M17M14M13 000 18 13 18 -24.5 -31.3 28.51 6 9 159 10 000 053030032 M17M14M14 000 21 13 21 -22.6 -29.3 28.49 3 6 175 26 -005 054051057 M18M15M14 000 24 14 00 -22.3 -28.7 28.49 2 3 350 201 006 056052067 M19M16M14 000 27 14 03 -22.0 -28.2 28.52 3 5 17 228 006 057047069 M18M15M14 000 30 14 06 -25.3 -28.3 28.56 7 10 57 268 007 076053065 M17M15M14 000 33 14 09 -24.6 -28.8 28.58 8 13 58 269 010 068056051 M15M13M13 000 36 14 12 -24.9 -29.3 28.61 10 15 65 276 -001 067034026 M15M13M12 000 39 14 15 -22.9 -27.6 28.66 10 18 55 266 007 065036053 M13M12M12 000 42 14 18 -19.9 -22.0 28.69 10 19 54 265 020 084075069 M12M12M12 000 45 14 21 -17.9 -19.3 28.72 8 14 59 269 025 089081068 M11M11M11 000 48 15 00 -16.3 -17.5 28.75 6 9 52 263 -015 091074070 M11M11M11 000 51 15 03 -15.1 -16.4 28.76 3 5 27 238 -014 090072071 M11M10M11 000 54 15 06 -15.7 -16.6 28.78 3 3 177 28 010 093075073 M11M11M11 000 57 15 09 -16.6 -17.0 28.80 3 4 105 316 006 097074073 M11M11M11 000 60 15 12 -17.2 -17.5 28.80 3 6 238 89 -001 098077072 M12M11M11 000 63 15 15 -20.5 -20.7 28.83 4 5 171 22 -006 098081074 M13M12M12 000 66 15 18 -17.2 -17.9 28.84 3 4 144 355 -016 094084071 M13M12M12 000 69 15 21 -17.7 -18.7 28.84 4 5 172 23 -003 092084064 M14M12M12 000 72 16 00 -18.6 -19.7 28.84 4 5 149 360 -005 091079056 M14M13M12 000 75 16 03 -18.9 -19.7 28.82 5 6 169 20 -005 093068044 M14M13M12 000 78 16 06 -20.7 -21.1 28.80 5 6 170 21 003 097060040 M14M13M12 000 81 16 09 -22.1 -22.4 28.77 4 5 159 10 -005 098053036 M14M13M12 000 84 16 12 -21.7 -22.4 28.74 4 5 140 351 -001 094048035 M15M13M12 000 87 16 15 -21.0 -23.2 28.72 5 5 118 329 -009 083043034 M14M12M12 000 90 16 18 -20.7 -23.7 28.67 6 7 106 317 -005 077039030 M13M12M11 000 93 16 21 -18.6 -22.2 28.62 8 10 124 335 -004 074036040 M12M11M10 000 96 17 00 -18.2 -22.2 28.54 10 13 117 328 001 071034032 M11M10M09 000 99 17 03 -18.9 -22.9 28.48 11 18 101 312 001 071029028 M10M09M08 000 102 17 06 -19.9 -23.4 28.43 11 20 96 307 000 074036038 M10M08M08 000 105 17 09 -20.2 -23.5 28.37 12 22 88 299 -002 075035039 M09M07M07 000 108 17 12 -20.2 -23.3 28.33 13 23 79 290 014 076037041 M10M08M08 000 111 17 15 -20.3 -23.3 28.33 14 26 63 274 -006 077037038 M11M09M08 000 114 17 18 -19.7 -22.4 28.34 16 28 64 275 014 079039038 M12M09M08 000 117 17 21 -17.3 -20.5 28.35 19 30 73 284 -044 076035029 M10M07M06 000 120 18 00 -15.5 -18.5 28.36 20 32 77 288 -043 078029027 M09M07M06 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.