USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025072600 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 26 00 -37.2 -42.1 28.37 4 5 74 285 -002 067048037 M34M28M25 000 03 26 03 -39.8 -43.0 28.34 5 6 26 237 007 071059043 M33M30M28 000 06 26 06 -44.4 -47.6 28.35 8 10 44 255 -006 070065045 M36M31M28 000 09 26 09 -45.0 -48.3 28.34 8 12 51 262 -005 070071049 M36M32M30 000 12 26 12 -46.0 -49.4 28.28 9 13 50 261 -007 068075048 M36M33M30 000 15 26 15 -46.3 -49.8 28.29 9 16 48 259 -000 068074047 M36M33M30 000 18 26 18 -44.5 -47.7 28.26 8 13 45 256 -011 071069041 M34M31M29 000 21 26 21 -41.3 -43.7 28.26 6 6 76 287 005 077071039 M33M31M28 000 24 27 00 -38.2 -40.4 28.23 3 3 110 321 -007 080064037 M31M28M26 000 27 27 03 -37.4 -39.6 28.21 4 5 131 342 001 080059041 M29M27M25 000 30 27 06 -36.6 -39.0 28.21 3 5 155 6 013 079059061 M30M27M26 000 33 27 09 -35.9 -38.3 28.21 3 4 316 167 -005 079061058 M31M28M26 000 36 27 12 -42.1 -45.1 28.26 8 11 359 210 -006 072070062 M34M30M28 000 39 27 15 -43.2 -46.4 28.34 9 17 22 233 -001 070071054 M33M30M28 000 42 27 18 -42.6 -45.7 28.42 10 16 58 269 -011 071068053 M32M30M28 000 45 27 21 -40.4 -43.0 28.47 8 11 83 294 -007 076059048 M29M27M26 000 48 28 00 -38.8 -41.3 28.46 10 14 108 319 000 077051036 M26M25M24 000 51 28 03 -37.5 -40.3 28.43 10 17 96 307 -014 075042030 M23M22M22 000 54 28 06 -33.7 -37.4 28.41 9 14 112 323 -017 069036028 M22M21M20 000 57 28 09 -32.6 -38.3 28.38 9 12 122 333 -001 057035034 M20M19M19 000 60 28 12 -31.9 -35.1 28.34 10 16 86 297 005 074051072 M22M21M20 000 63 28 15 -34.2 -37.0 28.35 12 21 55 266 -001 075059065 M24M21M20 000 66 28 18 -36.1 -38.9 28.38 11 20 57 268 -003 075059066 M23M21M20 000 69 28 21 -35.2 -37.9 28.40 9 15 55 266 -015 076062065 M23M21M20 000 72 29 00 -33.1 -35.4 28.43 6 9 43 254 -008 080056066 M23M22M21 000 75 29 03 -30.5 -34.1 28.45 5 6 34 245 -003 070042061 M23M21M21 000 78 29 06 -31.9 -36.1 28.49 7 9 51 262 -003 066039051 M23M21M21 000 81 29 09 -34.3 -37.5 28.52 12 18 59 270 014 073054058 M25M23M22 000 84 29 12 -36.8 -39.7 28.56 14 25 55 266 008 074074058 M27M25M24 001 87 29 15 -38.0 -41.2 28.62 17 32 47 258 025 071074060 M31M28M27 002 90 29 18 -37.4 -40.5 28.69 17 34 46 257 -011 073070065 M32M30M29 003 93 29 21 -38.3 -41.4 28.74 15 29 42 252 -002 073068057 M31M30M30 002 96 30 00 -39.6 -42.6 28.75 10 19 60 271 027 073070059 M32M31M30 001 99 30 03 -40.5 -43.5 28.77 10 18 72 283 005 073063062 M30M30M30 000 102 30 06 -39.6 -42.3 28.77 10 15 76 287 -007 076059057 M29M29M29 000 105 30 09 -38.9 -41.6 28.77 10 18 80 291 -022 075052048 M28M28M28 000 108 30 12 -37.2 -40.4 28.74 9 13 93 304 -025 072043042 M26M26M27 000 111 30 15 -37.3 -40.5 28.72 10 14 123 334 -016 072036040 M25M25M25 000 114 30 18 -36.0 -40.1 28.66 10 16 128 339 -004 066033040 M23M22M23 000 117 30 21 -32.6 -37.0 28.58 10 15 128 339 -004 065035039 M20M20M20 000 120 31 00 -31.6 -34.8 28.49 12 19 130 341 009 073045044 M19M18M18 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.