USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025073012 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 30 12 -28.8 -35.3 28.21 11 12 110 321 -005 060038033 M25M21M20 000 03 30 15 -34.9 -38.4 28.16 15 26 94 305 037 071037034 M27M22M21 000 06 30 18 -35.5 -39.7 28.08 13 22 107 318 044 065033031 M29M24M22 000 09 30 21 -38.0 -42.3 27.98 12 21 104 314 010 064027021 M29M25M24 000 12 31 00 -38.6 -42.7 27.93 11 17 50 261 005 065042020 M29M26M24 000 15 31 03 -39.9 -43.3 27.91 12 20 53 264 040 070071040 M29M25M24 000 18 31 06 -41.4 -44.9 27.93 13 21 46 257 -007 069056049 M31M26M24 000 21 31 09 -42.0 -45.6 27.95 12 19 36 247 -032 068055049 M32M27M26 000 24 31 12 -42.7 -46.2 27.96 12 20 35 246 -007 068060039 M32M28M26 000 27 31 15 -41.7 -45.0 28.01 11 18 36 247 -045 070069043 M33M28M26 000 30 31 18 -41.3 -44.6 28.06 13 22 27 238 010 070043049 M31M27M25 000 33 31 21 -41.6 -45.0 28.13 15 26 13 224 -014 070035053 M34M28M25 000 36 01 00 -42.1 -45.5 28.21 14 27 5 216 -049 069038039 M35M30M27 000 39 01 03 -41.7 -45.0 28.30 11 19 22 233 -005 071051039 M35M32M30 000 42 01 06 -42.2 -45.4 28.38 13 22 48 259 -009 070049032 M33M31M30 000 45 01 09 -41.8 -45.2 28.43 13 23 51 262 019 069046048 M31M30M29 000 48 01 12 -40.3 -43.9 28.43 14 24 63 274 011 068043041 M29M28M27 000 51 01 15 -36.5 -40.9 28.40 16 28 72 283 -025 064036044 M24M23M22 000 54 01 18 -31.5 -35.6 28.37 17 31 70 280 -028 067047074 M21M20M21 000 57 01 21 -29.8 -32.3 28.32 13 22 77 288 -015 079076082 M19M19M20 000 60 02 00 -26.3 -27.5 28.23 12 20 96 307 -018 090079085 M17M18M19 003 63 02 03 -25.4 -27.9 28.08 14 26 70 281 -181 080084067 M19M20M20 008 66 02 06 -27.0 -28.5 27.99 15 27 53 264 035 087081074 M19M19M20 002 69 02 09 -24.2 -26.4 27.96 15 37 51 262 -035 083081079 M19M18M18 032 72 02 12 -21.3 -23.7 27.95 27 46 41 252 -142 081083077 M19M19M21 046 75 02 15 -22.6 -25.3 27.97 28 46 31 242 -278 079080070 M20M21M22 023 78 02 18 -23.5 -26.0 28.02 24 39 21 232 -232 080081069 M22M22M22 014 81 02 21 -29.8 -32.6 28.09 20 33 348 199 -120 077079033 M28M25M23 007 84 03 00 -33.0 -36.1 28.15 19 34 350 201 -071 074072033 M32M29M26 003 87 03 03 -34.7 -38.0 28.21 18 31 357 208 037 072071053 M33M32M29 003 90 03 06 -36.3 -39.6 28.28 17 28 15 226 054 071069048 M34M33M32 003 93 03 09 -37.8 -41.2 28.32 14 25 32 243 044 071070057 M33M33M33 002 96 03 12 -38.7 -41.9 28.33 13 25 44 255 044 072064063 M33M32M31 000 99 03 15 -39.4 -42.5 28.34 11 20 40 251 -002 072071061 M32M32M32 000 102 03 18 -37.8 -40.5 28.35 8 13 25 236 -014 076067058 M31M32M32 000 105 03 21 -38.4 -41.1 28.37 9 16 13 224 -011 075068066 M31M31M31 000 108 04 00 -37.2 -40.2 28.38 9 15 25 236 024 074072072 M30M31M31 001 111 04 03 -37.6 -40.6 28.37 12 20 40 251 017 073072070 M30M29M29 002 114 04 06 -38.1 -40.9 28.36 9 15 43 254 -023 075070075 M29M28M28 000 117 04 09 -35.7 -37.9 28.31 6 7 60 271 -017 080069070 M28M28M28 000 120 04 12 -34.0 -36.1 28.25 4 5 124 335 -024 082072062 M29M29M27 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.