USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025072700 AMPS 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 27 00 -37.4 -41.6 28.20 4 5 111 322 -002 069044039 M31M26M25 000 03 27 03 -37.7 -41.2 28.19 6 7 64 275 015 070052062 M31M28M26 000 06 27 06 -37.4 -41.2 28.25 3 5 12 223 001 067062075 M32M30M28 002 09 27 09 -38.6 -42.0 28.29 5 7 12 223 005 070066075 M33M31M29 002 12 27 12 -41.9 -45.3 28.33 9 15 27 238 007 070072064 M35M33M31 003 15 27 15 -43.7 -47.1 28.43 11 18 48 259 -008 069072052 M35M32M30 001 18 27 18 -43.9 -47.3 28.53 13 23 48 259 -020 069061047 M35M30M29 000 21 27 21 -43.2 -46.3 28.60 10 19 48 259 -030 071056041 M32M29M28 000 24 28 00 -39.9 -42.5 28.61 7 10 70 281 -024 076053044 M30M28M27 000 27 28 03 -37.6 -40.6 28.64 8 9 96 307 -029 073048040 M28M27M26 000 30 28 06 -35.1 -39.4 28.65 7 9 102 313 -003 065039032 M25M24M23 000 33 28 09 -33.4 -38.4 28.62 9 12 135 346 000 061032031 M23M21M21 000 36 28 12 -29.9 -35.6 28.59 7 10 146 357 023 058026023 M20M19M18 000 39 28 15 -28.6 -36.0 28.57 5 5 143 354 016 049029025 M22M19M18 000 42 28 18 -31.8 -36.4 28.58 7 11 56 267 000 064036050 M22M19M18 000 45 28 21 -34.2 -37.3 28.59 9 15 46 257 -001 073052062 M23M20M19 000 48 29 00 -34.8 -38.1 28.60 7 11 38 249 -008 072050057 M24M22M20 000 51 29 03 -34.6 -38.4 28.60 6 8 25 236 019 068047056 M26M24M21 000 54 29 06 -35.2 -39.0 28.61 5 7 17 228 -009 068040056 M27M24M22 000 57 29 09 -35.5 -39.2 28.60 6 10 352 203 -002 069039053 M26M24M22 000 60 29 12 -34.3 -38.4 28.59 5 9 332 183 003 067043055 M26M24M23 000 63 29 15 -34.8 -38.5 28.60 5 10 328 179 003 069063069 M26M25M24 000 66 29 18 -34.3 -36.4 28.61 5 10 320 171 001 082080078 M27M25M25 001 69 29 21 -33.1 -35.3 28.64 5 9 324 175 004 080081083 M27M25M25 001 72 30 00 -32.5 -35.1 28.65 5 9 319 170 005 078078080 M27M26M25 003 75 30 03 -32.5 -35.2 28.69 4 8 301 152 003 077080077 M28M27M26 008 78 30 06 -32.3 -35.0 28.70 4 8 304 155 011 077075073 M28M27M27 009 81 30 09 -32.3 -35.0 28.72 3 6 299 150 011 077072075 M29M28M28 007 84 30 12 -31.8 -34.8 28.71 3 6 344 195 015 075075076 M29M29M29 010 87 30 15 -31.5 -34.5 28.71 4 5 46 257 011 075075075 M29M29M29 014 90 30 18 -32.3 -35.2 28.70 7 9 77 288 -007 075073073 M28M28M28 009 93 30 21 -34.8 -37.1 28.66 8 10 98 309 -009 079068065 M27M27M27 001 96 31 00 -34.8 -36.7 28.57 8 10 144 355 -011 082064057 M26M25M26 000 99 31 03 -35.2 -37.3 28.46 10 11 181 32 002 081049038 M26M25M24 000 102 31 06 -33.9 -37.4 28.37 8 9 194 45 014 071044059 M25M24M23 000 105 31 09 -35.0 -38.4 28.28 5 7 198 49 -012 071059072 M27M25M25 000 108 31 12 -32.9 -36.9 28.24 1 3 73 284 006 067066072 M29M27M25 000 111 31 15 -34.3 -37.6 28.22 6 8 8 219 -000 072073076 M31M28M27 008 114 31 18 -37.1 -40.4 28.25 6 9 2 213 -012 071078078 M33M30M28 019 117 31 21 -40.3 -43.5 28.27 7 12 24 235 -009 071079077 M33M30M28 001 120 01 00 -40.6 -43.6 28.31 7 12 30 241 -017 073077070 M32M29M28 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.