USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026020100 WRF 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 01 00 -7.6 -9.6 28.99 8 9 354 205 -001 088076080 M07M08M08 000 03 01 03 -7.2 -8.5 28.97 6 9 29 240 009 091083081 M07M07M08 000 06 01 06 -8.4 -9.5 28.98 8 12 30 241 -007 092086088 M07M07M07 001 09 01 09 -9.8 -10.9 28.99 8 12 34 245 004 092088090 M06M07M07 000 12 01 12 -9.4 -10.7 28.97 7 11 41 252 -001 090084086 M06M07M07 000 15 01 15 -8.6 -10.2 28.97 8 13 39 250 -005 088076088 M06M06M07 001 18 01 18 -7.4 -9.4 28.96 8 13 26 237 002 086074089 M06M06M07 001 21 01 21 -5.9 -6.3 28.93 11 14 18 229 006 097100086 M07M08M08 005 24 02 00 -5.4 -5.8 28.91 12 16 5 216 -008 097097095 M06M07M07 010 27 02 03 -5.3 -5.4 28.89 12 15 12 223 002 100093090 M07M06M06 009 30 02 06 -5.7 -5.8 28.87 11 14 18 229 000 099092094 M06M06M07 012 33 02 09 -5.3 -5.7 28.86 10 14 28 239 015 097094093 M06M06M07 021 36 02 12 -5.2 -5.7 28.82 10 14 40 251 004 096095097 M05M05M06 022 39 02 15 -4.8 -5.4 28.81 12 18 43 254 022 096095093 M04M05M05 029 42 02 18 -4.9 -5.6 28.80 13 18 30 241 028 095097089 M05M05M05 062 45 02 21 -3.4 -3.9 28.78 16 21 358 209 039 096099091 M05M06M07 039 48 03 00 -3.3 -4.0 28.78 17 23 340 191 005 095098091 M05M06M07 061 51 03 03 -4.0 -4.0 28.78 15 21 357 208 012 100096082 M06M06M05 011 54 03 06 -4.8 -4.9 28.77 13 20 13 224 024 099089075 M05M05M05 000 57 03 09 -4.0 -4.1 28.76 12 19 26 237 036 099094078 M05M05M05 001 60 03 12 -4.3 -4.4 28.71 11 16 44 255 031 099090069 M05M04M05 002 63 03 15 -4.5 -4.6 28.70 8 9 71 282 -037 100072077 M03M03M04 000 66 03 18 -4.4 -4.5 28.66 4 4 105 316 011 100077074 M02M04M04 000 69 03 21 -3.9 -3.9 28.62 5 5 135 346 -005 100070065 M02M03M04 000 72 04 00 -3.7 -3.7 28.59 7 8 172 23 005 100076064 M03M03M04 000 75 04 03 -4.2 -4.2 28.57 9 11 189 40 003 100078078 M04M03M04 000 78 04 06 -4.8 -4.9 28.57 9 10 199 50 010 100078078 M05M03M03 000 81 04 09 -5.5 -5.6 28.57 9 11 210 61 001 099076071 M05M03M04 000 84 04 12 -5.9 -6.0 28.58 10 13 232 83 -002 099078062 M07M04M04 001 87 04 15 -6.4 -6.5 28.63 11 13 239 90 005 099083069 M07M04M05 001 90 04 18 -6.3 -6.4 28.67 10 13 252 103 007 100081068 M07M05M05 001 93 04 21 -6.0 -6.0 28.71 12 15 266 117 008 100087063 M08M06M06 001 96 05 00 -5.9 -6.0 28.77 11 17 276 127 008 100093070 M08M07M07 002 99 05 03 -6.0 -6.1 28.81 11 15 293 144 001 099098083 M08M08M07 002 102 05 06 -6.8 -6.9 28.87 10 14 310 161 014 099091083 M08M07M07 003 105 05 09 -7.1 -7.3 28.90 11 14 328 179 006 099092070 M09M08M07 002 108 05 12 -7.3 -7.5 28.93 10 14 336 187 002 099096068 M09M08M07 003 111 05 15 -7.7 -7.8 28.97 9 12 345 196 -003 099077065 M09M07M07 002 114 05 18 -7.6 -7.7 29.00 8 10 350 201 002 099081066 M07M07M08 001 117 05 21 -6.4 -6.5 29.01 5 8 10 221 -012 100087061 M06M07M08 000 120 06 00 -5.8 -5.8 29.01 6 7 29 240 -013 100078053 M06M07M08 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.