USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026050300 WRF 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 03 00 -16.9 -22.9 28.71 11 11 88 299 -004 066041039 M15M14M13 000 03 03 03 -22.9 -26.3 28.74 10 18 77 288 055 074036042 M13M13M13 000 06 03 06 -20.0 -25.4 28.74 8 12 85 296 -014 062036044 M10M11M12 000 09 03 09 -19.2 -25.8 28.70 5 6 120 331 -003 056032039 M11M11M11 000 12 03 12 -19.0 -25.1 28.65 4 3 188 39 030 058033031 M13M12M12 000 15 03 15 -18.2 -24.2 28.62 4 4 220 71 027 059038036 M13M13M13 000 18 03 18 -19.6 -23.8 28.65 6 10 297 148 010 070043042 M15M14M14 000 21 03 21 -19.9 -23.2 28.72 11 20 325 176 016 075041044 M15M14M14 000 24 04 00 -20.5 -23.6 28.84 11 25 340 191 011 077061061 M16M15M15 001 27 04 03 -20.5 -22.8 28.95 8 14 16 227 011 082066070 M15M15M15 001 30 04 06 -20.1 -22.3 29.03 7 10 61 272 022 083072085 M15M15M16 001 33 04 09 -20.7 -23.0 29.08 8 10 105 316 -002 082070084 M15M15M16 004 36 04 12 -22.4 -24.9 29.11 8 12 115 326 021 080069085 M15M15M15 001 39 04 15 -22.4 -24.7 29.10 7 11 124 334 -003 082071076 M16M15M15 001 42 04 18 -24.9 -27.4 29.09 7 9 92 303 -006 079057046 M16M15M15 000 45 04 21 -24.6 -28.6 29.05 7 9 87 298 -014 069037026 M15M15M15 000 48 05 00 -24.1 -29.5 28.99 9 12 114 325 -008 061027019 M14M14M15 000 51 05 03 -22.8 -28.5 28.90 10 13 145 356 001 060031029 M13M13M13 000 54 05 06 -21.9 -26.0 28.82 10 12 154 5 008 069059070 M14M13M12 000 57 05 09 -21.9 -24.6 28.75 7 9 105 316 -016 079058071 M15M13M13 000 60 05 12 -24.3 -26.8 28.69 10 16 53 264 -000 080056047 M15M13M12 000 63 05 15 -24.9 -27.8 28.66 10 17 51 262 004 077054049 M16M13M12 000 66 05 18 -24.4 -27.5 28.63 9 16 46 257 -014 076049047 M17M13M12 000 69 05 21 -24.7 -27.8 28.61 10 18 43 254 -029 075050048 M17M13M12 000 72 06 00 -26.6 -29.6 28.59 9 17 50 261 -002 076050051 M15M13M12 000 75 06 03 -24.2 -27.8 28.58 8 10 64 275 003 072050052 M13M12M12 000 78 06 06 -23.4 -27.4 28.55 6 8 57 268 -003 069049049 M14M13M12 000 81 06 09 -20.8 -25.7 28.52 4 4 75 286 -009 065049050 M14M13M13 000 84 06 12 -20.8 -25.5 28.48 4 5 47 258 -005 066048048 M13M12M12 000 87 06 15 -20.8 -25.1 28.46 3 5 52 263 -004 069049047 M14M13M13 000 90 06 18 -20.8 -24.7 28.45 3 4 73 284 -009 071051046 M14M13M13 000 93 06 21 -20.4 -24.3 28.43 3 3 150 1 -000 071051046 M14M13M13 000 96 07 00 -19.8 -24.1 28.42 3 3 151 2 -000 069051047 M14M13M13 000 99 07 03 -20.8 -24.5 28.42 3 3 165 16 006 072052049 M15M13M13 000 102 07 06 -20.0 -24.0 28.41 3 2 142 353 003 070053050 M15M14M13 000 105 07 09 -21.6 -25.0 28.42 4 5 82 293 -004 074054052 M15M14M14 000 108 07 12 -22.2 -25.4 28.41 4 4 96 307 -004 075053051 M15M14M13 000 111 07 15 -22.9 -26.5 28.43 5 6 101 312 002 073049049 M15M14M13 000 114 07 18 -24.8 -28.4 28.44 8 10 60 271 005 072044038 M16M14M13 000 117 07 21 -24.9 -27.5 28.46 9 14 54 265 012 079051030 M16M14M14 000 120 08 00 -25.7 -29.0 28.47 9 15 57 268 006 073028037 M16M14M15 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.