USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025072912 AMPS 8km 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 -29.2 -32.6 28.67 4 4 119 330 -002 071065074 M25M23M22 000 03 29 15 -32.3 -33.8 28.65 6 7 142 353 000 087069058 M25M23M23 000 06 29 18 -31.6 -33.3 28.64 5 6 131 342 -024 085071045 M24M23M23 000 09 29 21 -32.0 -34.5 28.62 7 9 171 22 006 079067043 M24M22M22 000 12 30 00 -34.0 -37.5 28.55 8 10 169 20 -006 071047055 M25M22M21 000 15 30 03 -33.5 -37.7 28.49 6 7 158 9 -006 066039044 M24M22M21 000 18 30 06 -33.9 -37.8 28.44 6 7 145 356 -006 068048050 M24M22M21 000 21 30 09 -34.4 -37.6 28.35 7 9 122 333 -002 073049045 M24M22M20 000 24 30 12 -33.7 -36.6 28.27 10 14 86 297 006 075056044 M24M22M21 000 27 30 15 -33.0 -36.4 28.22 10 15 68 279 005 072053047 M23M21M21 000 30 30 18 -32.6 -35.0 28.17 9 13 73 284 -036 079055051 M23M22M21 000 33 30 21 -32.6 -34.4 28.12 8 11 80 291 -003 084061049 M23M22M22 000 36 31 00 -33.0 -34.8 28.07 8 11 89 300 -005 084061048 M23M22M22 000 39 31 03 -34.8 -38.5 28.04 10 14 77 288 -031 070048054 M24M22M22 000 42 31 06 -37.9 -41.1 28.02 10 15 73 284 -022 072056055 M26M23M22 000 45 31 09 -38.6 -42.0 27.99 10 15 75 286 -038 070038042 M25M22M21 000 48 31 12 -36.8 -40.2 27.96 9 14 94 305 -035 070047037 M25M22M20 000 51 31 15 -33.3 -37.3 27.95 9 14 92 303 002 068051051 M25M22M21 000 54 31 18 -32.9 -37.3 27.94 6 8 66 277 -013 065051055 M25M22M21 000 57 31 21 -35.1 -38.8 27.98 6 8 9 220 -020 069053061 M26M23M22 000 60 01 00 -37.9 -41.0 28.04 9 12 4 215 010 072058064 M28M25M23 000 63 01 03 -40.4 -43.9 28.12 11 17 12 223 -009 069065064 M31M27M25 000 66 01 06 -39.1 -42.7 28.22 13 22 10 221 003 069071064 M32M27M26 001 69 01 09 -40.9 -44.5 28.34 15 25 9 220 -005 068071064 M34M28M25 001 72 01 12 -40.5 -44.0 28.44 12 19 19 230 -029 069071066 M33M29M27 001 75 01 15 -40.2 -43.3 28.53 11 18 43 254 003 072063057 M32M30M28 000 78 01 18 -38.8 -41.8 28.58 11 16 61 271 011 074051038 M28M27M25 000 81 01 21 -38.3 -41.8 28.60 12 21 73 284 -030 070039032 M26M24M23 000 84 02 00 -36.2 -40.3 28.56 14 24 78 289 -032 066030024 M23M20M20 000 87 02 03 -32.2 -36.8 28.50 15 26 86 297 004 064024019 M19M17M17 000 90 02 06 -28.6 -34.4 28.40 16 29 100 311 -002 057015010 M16M16M16 000 93 02 09 -25.8 -30.9 28.27 17 31 95 306 -032 062031040 M16M14M14 000 96 02 12 -27.1 -29.9 28.14 19 32 85 296 -020 077057060 M19M18M17 000 99 02 15 -26.5 -29.0 28.05 16 26 82 293 -009 080081077 M19M19M19 001 102 02 18 -28.8 -30.8 28.02 12 24 60 271 010 083079050 M20M19M19 000 105 02 21 -27.7 -29.5 28.03 11 20 57 268 -017 085070053 M19M19M19 001 108 03 00 -25.1 -27.0 28.01 11 15 82 293 039 084053063 M17M18M19 000 111 03 03 -24.4 -26.5 27.99 8 9 97 308 -009 083069082 M16M17M18 001 114 03 06 -24.8 -26.8 28.00 8 9 83 294 -021 084069074 M17M17M18 001 117 03 09 -27.6 -29.5 28.02 11 18 23 234 -019 084063053 M17M17M17 000 120 03 12 -28.1 -28.8 28.07 10 18 15 226 000 094078061 M18M18M19 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.