USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025122112 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 21 12 -15.0 -21.2 29.13 5 6 307 158 001 067047027 M13M14M14 000 01 21 13 -16.9 -20.8 29.16 7 9 318 169 016 072046025 M13M14M14 000 02 21 14 -16.5 -20.3 29.16 6 9 308 159 021 072044024 M13M13M14 000 03 21 15 -16.3 -19.3 29.13 6 10 298 149 017 077049034 M13M14M14 000 04 21 16 -15.8 -18.5 29.13 6 10 276 127 016 080060060 M14M14M14 000 05 21 17 -15.0 -17.2 29.14 6 10 264 115 005 084080078 M14M14M14 000 06 21 18 -14.4 -15.9 29.15 7 10 262 113 009 088096080 M14M14M14 000 07 21 19 -13.2 -14.4 29.14 7 9 260 111 011 091100082 M13M14M14 001 08 21 20 -11.9 -12.8 29.16 8 9 255 106 -008 093100080 M13M14M14 002 09 21 21 -11.5 -12.3 29.14 9 11 249 100 -012 094100078 M13M14M14 002 10 21 22 -11.4 -12.0 29.15 9 12 246 97 -014 095100078 M13M14M14 001 11 21 23 -11.2 -11.7 29.14 9 11 246 97 004 096100075 M13M14M14 001 12 22 00 -10.8 -11.4 29.14 8 10 239 90 013 095100073 M13M14M14 002 13 22 01 -10.5 -11.4 29.14 8 10 232 83 004 094100075 M12M14M14 003 14 22 02 -10.3 -11.2 29.13 7 9 228 79 009 094100075 M12M14M14 003 15 22 03 -10.4 -11.2 29.13 7 7 244 95 021 094100081 M12M14M14 002 16 22 04 -10.7 -11.4 29.14 6 7 252 103 011 095100084 M13M13M14 001 17 22 05 -10.7 -11.5 29.12 6 8 256 107 015 094100087 M13M13M14 001 18 22 06 -10.8 -11.5 29.11 6 7 264 115 023 094100090 M13M14M14 002 19 22 07 -10.9 -11.8 29.12 6 6 268 119 027 093100091 M13M14M13 002 20 22 08 -11.8 -12.8 29.12 5 6 268 119 023 092098090 M13M13M14 003 21 22 09 -12.5 -13.4 29.11 4 5 263 114 016 093098091 M13M13M14 002 22 22 10 -12.3 -13.1 29.11 3 4 255 106 007 094098092 M13M13M14 004 23 22 11 -12.5 -13.6 29.09 3 4 292 143 008 092098093 M13M14M14 008 24 22 12 -12.6 -13.7 29.08 2 3 282 133 006 092093092 M13M13M14 008 25 22 13 -12.5 -13.6 29.09 2 2 303 154 -008 091093090 M13M13M14 006 26 22 14 -12.7 -14.0 29.09 2 3 314 165 -013 090093089 M13M14M14 004 27 22 15 -12.8 -14.1 29.08 2 3 306 157 -004 090093090 M13M14M14 002 28 22 16 -12.5 -13.8 29.07 2 3 284 135 003 091093091 M13M14M14 001 29 22 17 -12.3 -13.5 29.07 2 2 276 127 008 091093089 M13M14M14 001 30 22 18 -12.0 -13.1 29.06 2 2 271 122 -000 091093089 M13M14M14 001 31 22 19 -11.6 -12.8 29.05 2 2 241 91 -005 091093091 M13M14M14 002 32 22 20 -11.3 -12.6 29.05 2 2 218 69 -004 091093091 M13M14M14 002 33 22 21 -11.1 -12.5 29.05 2 2 202 53 -006 090093090 M13M14M15 001 34 22 22 -11.0 -12.5 29.03 2 2 191 42 -005 089095088 M13M14M15 001 35 22 23 -10.9 -12.3 29.03 3 3 182 33 -006 090097078 M13M14M15 001 36 23 00 -10.8 -12.1 29.03 3 3 171 22 -002 091097057 M13M14M15 000 37 23 01 -10.8 -12.0 29.04 3 4 161 12 003 091092049 M13M14M15 000 38 23 02 -11.0 -12.6 29.03 4 4 146 357 000 088080051 M13M14M15 000 39 23 03 -11.3 -13.1 29.02 4 5 134 345 -004 087057051 M13M14M15 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.