USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025073100 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 31 00 -35.1 -40.0 27.92 11 12 124 335 -004 065049024 M32M29M26 000 03 31 03 -39.3 -42.7 27.84 12 20 55 266 -014 070050026 M30M27M25 000 06 31 06 -40.3 -43.5 27.87 11 20 35 246 048 071049045 M28M24M22 000 09 31 09 -39.9 -43.1 27.90 11 18 54 265 -070 072048058 M28M25M24 000 12 31 12 -39.0 -42.3 27.90 8 13 17 228 007 071046061 M28M26M25 000 15 31 15 -39.1 -42.5 27.96 8 13 4 215 -003 070052056 M30M27M26 000 18 31 18 -41.6 -45.1 28.01 11 17 16 227 002 069058053 M33M29M28 000 21 31 21 -42.7 -46.2 28.10 14 23 22 233 010 068061053 M34M29M27 000 24 01 00 -43.2 -46.7 28.20 15 27 10 221 008 068045053 M35M30M27 000 27 01 03 -42.9 -46.3 28.29 14 25 15 226 -049 069053042 M36M31M29 001 30 01 06 -41.7 -44.9 28.40 13 23 37 248 -033 071065055 M34M32M30 001 33 01 09 -40.5 -43.8 28.47 11 19 46 257 -039 071062067 M31M29M28 000 36 01 12 -38.6 -42.0 28.49 12 18 68 279 -051 070057061 M28M27M27 000 39 01 15 -35.6 -39.7 28.46 15 26 81 292 007 067042047 M25M24M23 000 42 01 18 -31.3 -35.8 28.44 17 30 66 277 -007 064070073 M21M21M21 001 45 01 21 -29.7 -32.2 28.42 13 26 60 271 -009 079085080 M20M20M21 007 48 02 00 -28.5 -30.9 28.36 14 29 71 282 -034 079072087 M18M19M20 011 51 02 03 -25.9 -29.4 28.28 17 28 61 272 -098 073067072 M18M18M19 002 54 02 06 -26.1 -28.3 28.19 13 22 77 288 -069 082067057 M18M17M18 002 57 02 09 -25.6 -27.1 28.12 11 18 51 262 -120 087075077 M18M18M19 003 60 02 12 -26.6 -28.7 28.08 14 26 32 243 -048 082083057 M18M19M20 002 63 02 15 -25.8 -28.5 28.08 13 22 56 267 -017 078084081 M18M18M19 014 66 02 18 -27.2 -29.5 28.09 14 30 68 279 -000 081084080 M18M18M19 009 69 02 21 -27.5 -29.4 28.09 14 32 59 270 022 084068086 M19M19M20 009 72 03 00 -26.5 -28.7 28.10 20 36 33 244 -033 082081075 M23M22M23 000 75 03 03 -30.5 -33.0 28.16 16 25 7 218 -101 078085039 M28M26M24 009 78 03 06 -33.0 -36.0 28.24 19 31 12 223 -054 075077053 M31M28M26 004 81 03 09 -35.0 -38.1 28.28 14 25 16 227 006 074076056 M30M28M27 002 84 03 12 -34.8 -37.7 28.31 13 22 33 244 101 075068057 M29M27M26 001 87 03 15 -33.8 -36.7 28.31 10 17 38 249 058 075062051 M27M26M26 000 90 03 18 -35.6 -38.3 28.32 7 12 44 255 009 077060044 M28M27M27 000 93 03 21 -35.8 -38.2 28.32 7 10 21 232 036 079070051 M29M29M29 000 96 04 00 -37.4 -40.0 28.34 9 14 30 241 -000 076074071 M30M31M30 000 99 04 03 -38.4 -41.4 28.35 11 19 36 247 -010 074071066 M30M29M29 000 102 04 06 -37.9 -40.6 28.36 10 16 44 255 010 076069063 M28M28M28 000 105 04 09 -36.7 -39.1 28.34 8 12 41 252 -034 079067066 M28M27M27 000 108 04 12 -33.0 -34.9 28.31 3 6 325 176 -012 083069056 M27M27M27 000 111 04 15 -33.0 -34.6 28.28 3 4 177 28 -010 086061057 M28M26M25 000 114 04 18 -32.7 -35.0 28.26 5 6 169 20 006 080058055 M26M26M26 000 117 04 21 -35.9 -37.9 28.25 8 12 167 18 -001 082060051 M28M26M25 000 120 05 00 -36.2 -38.5 28.23 9 14 182 33 003 080055045 M28M26M25 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.