USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025112900 WRF 2.67-km 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 00 -7.9 -13.0 29.42 1 3 95 306 -001 081050045 M07M07M07 000 01 29 01 -7.7 -12.3 29.45 2 2 181 32 001 070049045 M07M07M07 000 02 29 02 -7.9 -11.7 29.44 4 4 170 21 -001 074048045 M07M07M07 000 03 29 03 -8.3 -11.1 29.43 5 6 164 15 000 081047045 M08M07M07 000 04 29 04 -8.9 -11.3 29.45 5 6 154 5 -003 083046045 M08M07M07 000 05 29 05 -9.6 -11.8 29.44 5 6 145 356 010 084045046 M08M07M07 000 06 29 06 -10.1 -12.5 29.45 5 6 132 343 007 083047046 M08M07M08 000 07 29 07 -10.4 -13.2 29.46 5 6 115 326 008 080047046 M08M07M08 000 08 29 08 -10.1 -13.7 29.48 4 4 102 313 009 075048046 M08M08M08 000 09 29 09 -9.9 -14.1 29.44 2 3 116 327 -004 071049046 M08M08M08 000 10 29 10 -9.8 -14.4 29.46 2 2 150 1 005 069050046 M08M08M08 000 11 29 11 -10.2 -14.5 29.46 3 4 180 30 009 070050045 M08M08M08 000 12 29 12 -10.8 -14.5 29.46 3 4 181 32 006 074050045 M08M08M08 000 13 29 13 -11.0 -14.4 29.47 3 4 176 27 012 076051045 M08M08M08 000 14 29 14 -10.9 -14.3 29.48 2 3 161 12 014 076053045 M09M08M09 000 15 29 15 -10.6 -14.2 29.48 2 2 146 357 018 075056046 M09M09M09 000 16 29 16 -10.2 -14.1 29.49 1 1 135 346 012 073057047 M09M09M09 000 17 29 17 -9.9 -13.6 29.50 1 1 326 177 002 074058048 M09M09M09 000 18 29 18 -9.5 -13.0 29.49 2 2 321 172 004 076056049 M09M09M09 000 19 29 19 -9.1 -11.7 29.49 3 4 296 147 002 081053049 M09M09M09 000 20 29 20 -8.8 -11.5 29.49 4 4 277 128 011 081049049 M09M09M09 000 21 29 21 -8.8 -11.3 29.49 3 4 269 120 014 082048049 M09M09M09 000 22 29 22 -8.6 -11.3 29.49 3 4 254 105 011 081047050 M09M09M09 000 23 29 23 -8.6 -11.5 29.48 3 4 243 94 025 079047052 M10M10M10 000 24 30 00 -8.5 -11.3 29.49 3 4 241 92 021 080047052 M10M10M10 000 25 30 01 -8.5 -11.0 29.49 4 4 232 83 010 082049052 M10M10M10 000 26 30 02 -8.6 -10.8 29.49 4 4 221 72 000 084050050 M10M10M10 000 27 30 03 -9.0 -10.8 29.48 3 3 218 69 001 087050049 M10M10M10 000 28 30 04 -9.3 -11.0 29.48 2 2 223 74 009 087050049 M10M10M10 000 29 30 05 -9.7 -11.6 29.47 2 2 235 86 005 086049050 M10M10M10 000 30 30 06 -10.0 -12.6 29.46 2 2 255 106 001 082049051 M10M10M10 000 31 30 07 -10.4 -13.5 29.44 2 3 251 102 000 078049051 M10M10M10 000 32 30 08 -10.7 -14.1 29.45 2 2 241 92 006 076049050 M10M10M10 000 33 30 09 -10.8 -14.3 29.44 1 2 245 96 008 075049049 M10M10M10 000 34 30 10 -10.8 -14.4 29.43 1 1 283 134 006 075052049 M10M10M10 000 35 30 11 -10.9 -14.4 29.42 2 2 294 145 -000 075057049 M10M10M11 000 36 30 12 -11.0 -14.3 29.42 1 2 288 139 008 076063049 M10M10M11 000 37 30 13 -10.9 -14.1 29.42 1 2 281 132 000 077065048 M10M10M11 000 38 30 14 -10.9 -13.9 29.41 2 2 296 147 -003 079066048 M10M10M11 000 39 30 15 -11.0 -13.6 29.40 2 3 310 161 -002 081065050 M10M10M11 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 1h) 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.