USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026013100 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 31 00 -6.6 -8.6 28.75 8 9 32 243 -009 091092091 M07M08M09 000 01 31 01 -6.1 -7.0 28.73 9 11 32 243 -007 093091089 M07M08M09 007 02 31 02 -5.9 -6.7 28.76 9 11 31 242 003 094092089 M07M08M09 010 03 31 03 -5.9 -6.7 28.77 9 11 30 241 003 094092089 M07M08M09 006 04 31 04 -6.2 -6.9 28.79 10 13 29 240 -000 095089089 M07M08M08 004 05 31 05 -6.5 -7.1 28.80 10 13 28 239 -007 096086090 M07M08M08 003 06 31 06 -6.7 -7.3 28.83 9 13 24 235 -006 095084090 M07M07M08 003 07 31 07 -7.3 -7.9 28.82 9 13 27 238 -003 095084090 M07M07M08 002 08 31 08 -7.9 -8.5 28.83 9 13 32 243 -016 095083090 M07M07M08 001 09 31 09 -8.3 -8.9 28.84 9 13 34 245 -002 095081090 M06M07M08 000 10 31 10 -8.6 -9.0 28.85 9 14 34 245 -003 097083089 M06M07M08 000 11 31 11 -8.3 -8.5 28.86 9 14 32 243 -006 099089092 M06M07M08 000 12 31 12 -7.6 -7.8 28.86 10 15 23 234 -001 099093095 M07M07M08 001 13 31 13 -6.4 -6.6 28.88 11 15 16 227 -000 099093093 M07M07M08 002 14 31 14 -6.3 -6.4 28.89 12 17 10 221 -000 099091092 M07M07M08 004 15 31 15 -6.5 -6.7 28.90 12 18 9 220 006 099091092 M07M07M08 009 16 31 16 -6.4 -7.0 28.92 12 17 7 218 002 096092092 M07M07M08 011 17 31 17 -6.5 -7.2 28.95 12 17 5 216 -003 095092092 M07M07M08 008 18 31 18 -6.4 -7.1 28.94 12 19 2 213 -004 095092092 M07M07M07 008 19 31 19 -6.2 -7.0 28.95 13 19 359 210 -003 094092093 M07M07M07 009 20 31 20 -6.0 -6.8 28.97 13 18 358 209 -001 095091093 M07M07M07 006 21 31 21 -6.0 -6.7 28.97 12 18 358 209 006 095090092 M07M07M07 003 22 31 22 -5.9 -6.5 28.97 11 16 2 213 -002 095090093 M07M07M07 002 23 31 23 -5.7 -6.3 28.96 11 15 3 214 000 096091095 M07M08M08 002 24 01 00 -5.5 -6.0 28.99 11 14 8 219 -003 097087094 M07M07M08 003 25 01 01 -5.6 -6.1 28.99 10 13 11 221 -006 096083091 M07M07M08 003 26 01 02 -5.4 -6.1 29.00 9 11 14 225 -003 095085088 M07M07M08 002 27 01 03 -5.4 -6.2 28.99 8 10 22 232 -008 095087087 M07M07M08 002 28 01 04 -5.5 -6.2 29.00 8 10 30 241 -002 095087086 M07M07M08 002 29 01 05 -5.9 -6.7 28.99 9 11 36 247 -002 094087085 M06M07M08 002 30 01 06 -6.4 -7.3 28.99 10 15 40 251 -005 094084083 M06M07M07 001 31 01 07 -7.1 -8.2 28.98 11 16 42 253 -008 092074080 M06M06M07 000 32 01 08 -7.6 -8.8 28.99 11 16 46 257 -008 092070077 M05M06M07 000 33 01 09 -8.0 -8.7 28.98 11 16 47 258 -002 095068081 M05M06M07 000 34 01 10 -8.3 -8.6 28.98 12 18 41 252 004 098065082 M05M06M07 000 35 01 11 -8.2 -8.5 28.97 11 18 41 252 022 097069082 M05M06M07 000 36 01 12 -7.8 -9.2 28.96 12 19 40 251 044 090072091 M06M06M07 000 37 01 13 -8.1 -9.2 28.97 12 19 44 255 058 092074070 M06M07M08 000 38 01 14 -8.1 -9.3 28.97 13 21 25 236 059 091075079 M07M07M08 000 39 01 15 -7.8 -8.9 28.96 12 21 10 221 075 092098086 M07M08M09 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.