USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026011312 WRF thwaites 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 13 12 -8.7 -12.5 28.74 7 8 19 230 -008 074087088 M09M09M08 000 01 13 13 -11.6 -13.1 28.74 8 10 30 241 005 089091091 M08M08M08 000 02 13 14 -10.9 -12.0 28.75 7 9 33 244 -005 092096095 M07M07M08 000 03 13 15 -10.0 -10.7 28.74 8 10 33 244 006 094100095 M07M08M08 000 04 13 16 -8.2 -8.8 28.75 8 12 36 247 -000 095100096 M07M08M08 000 05 13 17 -8.0 -8.2 28.75 9 11 32 243 -007 098099094 M07M08M08 000 06 13 18 -8.3 -8.5 28.74 9 12 28 239 -013 099089091 M07M07M08 000 07 13 19 -8.3 -8.4 28.74 10 15 24 235 -008 099084088 M07M07M09 000 08 13 20 -8.2 -8.4 28.74 10 15 24 235 -002 098079085 M07M08M09 000 09 13 21 -7.8 -8.7 28.74 10 14 22 233 -008 094077085 M07M08M08 000 10 13 22 -7.7 -8.6 28.74 9 13 21 232 -017 093077085 M07M08M08 000 11 13 23 -7.6 -8.5 28.74 9 14 20 231 -018 093080085 M07M08M08 000 12 14 00 -7.7 -8.5 28.74 10 13 20 231 -012 094083085 M08M08M08 000 13 14 01 -7.8 -8.6 28.74 9 13 21 232 -004 094086086 M08M08M08 000 14 14 02 -7.9 -8.7 28.74 9 12 19 230 003 094089089 M08M08M08 000 15 14 03 -8.1 -8.7 28.74 9 13 16 227 -003 096094092 M08M08M08 000 16 14 04 -7.9 -8.1 28.73 10 14 13 224 -007 099100093 M08M08M08 000 17 14 05 -7.0 -7.2 28.73 10 12 10 221 -003 098100093 M08M09M09 000 18 14 06 -6.8 -7.0 28.73 9 11 8 219 -006 099100092 M08M09M10 000 19 14 07 -6.7 -7.1 28.74 8 10 12 223 -006 097098089 M08M09M10 002 20 14 08 -7.4 -8.1 28.74 6 8 355 206 -013 095096087 M08M09M10 018 21 14 09 -7.8 -8.0 28.74 6 9 360 211 -002 099098080 M08M09M10 023 22 14 10 -7.8 -8.0 28.74 6 9 14 225 008 099098074 M08M09M10 020 23 14 11 -8.5 -8.7 28.74 7 10 20 231 000 099091073 M08M09M09 004 24 14 12 -9.0 -9.1 28.74 8 10 14 225 -006 099094075 M08M09M09 000 25 14 13 -8.6 -8.7 28.74 7 9 10 221 -014 099089078 M09M09M09 000 26 14 14 -8.4 -8.6 28.75 7 9 12 222 -003 099088080 M09M09M09 000 27 14 15 -8.4 -8.5 28.76 8 9 14 225 -005 099088081 M09M09M10 000 28 14 16 -8.4 -8.5 28.76 8 9 12 223 -000 099085081 M09M09M10 000 29 14 17 -8.2 -8.3 28.76 8 11 11 222 003 099083079 M09M09M10 000 30 14 18 -7.9 -8.0 28.76 8 10 2 213 003 099083079 M09M09M10 000 31 14 19 -7.5 -7.6 28.76 7 8 354 205 003 100089080 M09M09M10 000 32 14 20 -7.4 -7.5 28.76 6 7 348 199 001 100099081 M09M10M10 000 33 14 21 -7.0 -7.0 28.77 6 6 350 201 003 100099084 M09M10M10 000 34 14 22 -6.7 -6.7 28.77 6 6 357 208 011 100100084 M09M10M10 000 35 14 23 -6.7 -6.9 28.76 5 5 343 194 016 099100083 M09M10M10 000 36 15 00 -6.5 -7.6 28.76 2 4 26 237 -018 092099083 M08M10M10 003 37 15 01 -6.4 -7.0 28.77 7 7 342 193 -007 096100082 M08M10M10 020 38 15 02 -7.1 -7.2 28.77 5 7 346 197 -003 099098081 M09M10M10 023 39 15 03 -6.9 -6.9 28.77 4 4 339 190 -006 100099082 M09M10M10 020 * 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.