USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026061100 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 11 00 -29.9 -32.8 28.63 6 5 169 20 -002 075074059 M27M24M22 000 03 11 03 -31.9 -33.4 28.62 6 7 168 19 -015 087071057 M23M22M22 000 06 11 06 -31.5 -32.8 28.61 5 6 183 34 -013 089074056 M23M22M22 000 09 11 09 -31.8 -32.9 28.62 6 8 208 59 005 090077053 M24M23M23 001 12 11 12 -30.9 -31.7 28.62 5 7 223 74 -012 092074053 M24M23M23 001 15 11 15 -31.4 -32.3 28.64 4 9 266 117 -006 092079055 M24M23M23 001 18 11 18 -31.8 -32.7 28.63 5 9 278 129 -005 092079052 M24M24M24 001 21 11 21 -32.4 -33.3 28.65 6 11 315 166 -002 092078053 M25M24M24 001 24 12 00 -34.4 -36.3 28.67 8 16 322 173 -005 083072057 M26M25M24 001 27 12 03 -35.3 -38.0 28.67 8 17 312 163 001 077072057 M27M26M25 000 30 12 06 -37.0 -39.6 28.72 8 16 333 184 -007 077079064 M28M27M27 001 33 12 09 -37.2 -39.9 28.73 8 17 343 194 -005 076070072 M28M27M27 000 36 12 12 -38.1 -40.9 28.76 9 18 331 182 -010 075072069 M29M27M27 000 39 12 15 -37.3 -39.8 28.77 7 16 320 171 -006 077069073 M28M27M27 000 42 12 18 -37.1 -39.5 28.80 6 15 293 144 -006 078074071 M28M27M28 000 45 12 21 -35.9 -37.8 28.81 5 12 315 166 -004 083079074 M28M27M28 001 48 13 00 -35.6 -37.4 28.80 5 11 339 190 -007 084076072 M27M27M28 000 51 13 03 -34.3 -35.8 28.80 4 8 328 179 -002 087076069 M27M27M28 000 54 13 06 -33.9 -35.3 28.81 4 7 10 221 002 087078073 M27M28M28 000 57 13 09 -33.3 -34.5 28.80 5 7 42 253 -002 089077070 M27M27M28 000 60 13 12 -33.1 -34.3 28.80 5 6 58 269 -003 089076066 M27M27M28 000 63 13 15 -33.4 -35.1 28.79 5 6 80 291 -005 085074062 M26M27M28 000 66 13 18 -33.8 -35.8 28.78 7 8 90 301 001 082069057 M26M27M27 000 69 13 21 -34.4 -36.8 28.76 9 13 91 302 -001 079059051 M25M26M26 000 72 14 00 -34.7 -37.2 28.70 10 15 98 309 002 078048045 M24M24M25 000 75 14 03 -34.7 -37.4 28.68 10 17 99 310 002 076046042 M24M23M24 000 78 14 06 -33.4 -35.7 28.65 9 13 92 303 -000 080050040 M22M22M22 000 81 14 09 -32.1 -34.0 28.62 8 12 73 284 -001 083051043 M22M21M21 000 84 14 12 -30.6 -32.4 28.59 8 13 55 266 -002 085069066 M20M20M20 001 87 14 15 -29.6 -30.1 28.60 8 12 56 267 -002 095080083 M20M19M19 001 90 14 18 -28.9 -29.5 28.61 9 16 52 263 -003 095084084 M18M18M18 001 93 14 21 -27.3 -28.4 28.60 11 20 52 263 010 090078083 M17M17M17 001 96 15 00 -24.5 -25.4 28.58 12 24 40 251 023 092080078 M16M16M17 001 99 15 03 -22.8 -24.7 28.56 12 25 41 252 031 085082081 M17M17M18 007 102 15 06 -20.7 -22.6 28.53 14 28 38 249 -042 084086071 M15M16M18 017 105 15 09 -19.8 -21.2 28.50 12 26 22 233 -098 088074065 M14M16M17 017 108 15 12 -22.1 -23.5 28.51 15 31 33 244 -055 088072059 M18M18M19 019 111 15 15 -23.0 -25.3 28.55 17 35 19 230 -070 081078076 M19M20M21 001 114 15 18 -23.0 -25.0 28.58 16 29 20 231 -022 084084071 M21M21M21 008 117 15 21 -22.6 -24.7 28.59 15 33 30 241 -037 083080075 M19M19M20 011 120 16 00 -21.4 -23.5 28.57 11 25 42 253 -015 083083077 M17M18M18 020 * 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.