USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026042912 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 29 12 -33.5 -36.6 28.17 33 38 12 223 -004 070070060 M34M34M31 000 03 29 15 -32.7 -35.9 28.31 30 50 15 226 -141 072072065 M33M34M34 021 06 29 18 -32.6 -35.8 28.43 28 46 15 226 -111 073072064 M33M33M33 021 09 29 21 -32.5 -35.7 28.55 25 41 11 222 -037 073073066 M32M33M32 018 12 30 00 -32.0 -35.2 28.65 26 43 14 225 001 073073069 M32M32M32 022 15 30 03 -31.9 -35.2 28.81 22 35 6 217 016 073072073 M31M30M29 021 18 30 06 -32.6 -35.7 28.90 16 29 5 216 004 074069071 M30M28M28 007 21 30 09 -33.2 -36.3 28.99 11 21 22 233 011 073068067 M29M28M28 002 24 30 12 -34.5 -37.3 29.03 9 17 32 243 -006 076058069 M28M27M27 002 27 30 15 -35.3 -37.9 29.07 8 14 52 263 -014 077063067 M28M28M28 000 30 30 18 -35.7 -38.3 29.09 8 11 76 287 -018 077065057 M28M28M28 000 33 30 21 -36.0 -38.8 29.07 10 15 84 295 -028 076051046 M27M27M27 000 36 01 00 -36.0 -39.6 29.05 12 19 92 303 -016 070046040 M27M26M26 000 39 01 03 -35.7 -39.8 29.03 14 26 95 306 -022 067040036 M27M26M25 000 42 01 06 -34.6 -39.4 28.99 16 27 102 312 -021 062037025 M26M25M24 000 45 01 09 -33.9 -39.5 28.95 17 29 111 322 -023 057026018 M25M24M23 000 48 01 12 -32.3 -38.6 28.88 18 30 117 328 -025 053022013 M24M22M21 000 51 01 15 -30.5 -37.4 28.82 17 30 120 331 -025 051019011 M22M20M19 000 54 01 18 -28.5 -35.7 28.75 18 31 125 336 -024 050015010 M20M18M17 000 57 01 21 -28.6 -35.7 28.69 16 29 126 337 -003 051010009 M17M16M15 000 60 02 00 -26.8 -33.0 28.61 16 28 128 339 -003 056009011 M15M14M13 000 63 02 03 -24.5 -27.8 28.55 14 25 121 332 -010 074043043 M14M12M12 000 66 02 06 -22.7 -26.7 28.51 11 18 101 312 -017 070048053 M13M12M12 000 69 02 09 -22.7 -25.8 28.49 12 20 78 289 -005 076059065 M11M10M10 000 72 02 12 -23.9 -27.1 28.50 11 19 69 280 010 075047062 M11M11M11 000 75 02 15 -22.4 -26.2 28.54 10 18 64 275 -022 072059052 M11M10M10 000 78 02 18 -21.8 -24.9 28.58 12 20 70 281 -018 076057043 M10M09M10 000 81 02 21 -23.5 -26.7 28.58 14 23 72 283 -006 075037041 M11M09M09 000 84 03 00 -21.5 -24.9 28.56 16 27 75 286 -000 074032029 M12M09M08 000 87 03 03 -20.6 -24.2 28.52 22 36 73 284 003 073036032 M14M11M09 000 90 03 06 -20.1 -23.9 28.48 27 43 77 288 -060 072033031 M15M11M09 000 93 03 09 -21.7 -25.0 28.48 25 39 74 285 001 075038029 M15M12M11 000 96 03 12 -22.1 -25.1 28.53 21 35 61 272 -034 077041034 M15M12M12 000 99 03 15 -23.0 -24.8 28.63 13 26 34 245 -001 085073048 M15M13M13 000 102 03 18 -22.1 -23.9 28.72 11 22 34 245 021 085059041 M15M14M14 000 105 03 21 -22.9 -25.4 28.79 9 13 83 294 038 080060054 M13M13M14 000 108 04 00 -24.5 -28.3 28.82 11 16 106 317 013 071040052 M14M14M14 000 111 04 03 -25.0 -29.2 28.82 12 20 95 306 -006 068040050 M14M13M14 000 114 04 06 -25.0 -29.5 28.80 11 19 83 294 -005 066039042 M12M12M13 000 117 04 09 -24.8 -29.8 28.78 9 14 81 291 -015 063028034 M12M11M12 000 120 04 12 -23.3 -29.1 28.77 9 14 74 285 -005 059030035 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.