USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2025120300 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 03 00 -9.7 -14.7 29.32 11 12 156 7 005 074047049 M08M08M07 000 01 03 01 -10.4 -13.4 29.28 12 16 162 13 027 079045045 M09M07M07 000 02 03 02 -10.9 -13.5 29.27 12 19 170 21 017 081043036 M09M08M07 000 03 03 03 -11.3 -13.6 29.25 13 20 179 30 012 083045027 M10M08M07 000 04 03 04 -11.7 -13.7 29.24 13 19 180 31 025 085045029 M10M08M07 000 05 03 05 -11.8 -13.4 29.23 12 18 183 34 019 088044031 M09M07M06 000 06 03 06 -11.6 -13.1 29.22 12 17 187 38 014 089045029 M09M07M06 001 07 03 07 -11.5 -12.9 29.21 11 17 189 40 018 089047030 M09M07M06 002 08 03 08 -11.6 -12.9 29.19 10 16 194 45 003 090046034 M09M07M06 003 09 03 09 -11.7 -13.0 29.18 9 12 198 49 -009 090047042 M09M07M07 003 10 03 10 -11.9 -13.4 29.17 7 10 201 52 -014 089048061 M09M07M07 002 11 03 11 -12.1 -13.8 29.16 6 8 202 53 019 088052079 M08M07M08 001 12 03 12 -12.1 -14.0 29.15 5 6 203 54 015 086060082 M08M08M09 001 13 03 13 -11.6 -13.6 29.15 4 5 213 64 -005 085064087 M08M09M08 000 14 03 14 -11.3 -13.5 29.16 3 4 221 72 007 084066092 M09M09M08 000 15 03 15 -10.8 -13.5 29.16 1 1 234 85 004 081067093 M09M09M08 000 16 03 16 -10.4 -13.1 29.16 4 4 17 228 003 080061092 M10M09M08 000 17 03 17 -10.5 -12.1 29.16 7 10 17 228 003 088059091 M10M09M08 000 18 03 18 -10.2 -10.4 29.16 8 10 15 226 002 099060089 M10M09M09 000 19 03 19 -9.4 -9.5 29.16 8 9 4 215 -008 099060089 M11M09M09 000 20 03 20 -9.2 -9.3 29.16 8 9 4 215 -004 099063083 M11M09M09 000 21 03 21 -9.3 -9.4 29.16 8 8 10 221 -001 100068079 M11M09M09 000 22 03 22 -9.5 -9.6 29.17 9 9 11 222 006 099073079 M11M09M09 000 23 03 23 -9.7 -9.8 29.17 9 10 11 222 004 099079079 M11M09M09 000 24 04 00 -9.7 -9.8 29.18 9 10 7 218 -010 099084078 M12M09M09 000 25 04 01 -10.0 -10.1 29.18 9 10 5 216 -011 099081077 M12M09M09 000 26 04 02 -10.4 -10.5 29.19 9 10 6 217 001 099078079 M12M10M10 000 27 04 03 -10.6 -10.7 29.21 9 10 13 224 010 099078081 M12M10M10 000 28 04 04 -10.9 -11.0 29.21 9 10 14 225 008 099075082 M12M10M10 000 29 04 05 -11.2 -11.4 29.22 9 11 20 231 006 099073084 M11M10M10 000 30 04 06 -11.4 -11.5 29.23 9 10 18 229 -001 099070085 M10M10M10 000 31 04 07 -11.7 -11.9 29.23 8 10 16 227 008 099066086 M10M10M10 000 32 04 08 -12.1 -12.3 29.25 8 10 14 225 -001 099065087 M10M10M10 000 33 04 09 -12.4 -12.6 29.26 7 10 16 227 -007 098065086 M09M10M10 000 34 04 10 -12.7 -13.0 29.26 7 9 17 227 -005 098063080 M09M10M10 000 35 04 11 -12.4 -13.7 29.27 6 8 11 222 -006 090061072 M09M09M10 000 36 04 12 -12.2 -14.0 29.27 5 6 11 222 -015 086059066 M09M09M09 000 37 04 13 -11.5 -14.0 29.28 4 4 12 223 -016 082057064 M09M09M09 000 38 04 14 -11.0 -13.9 29.30 3 4 22 233 -003 080056066 M09M09M09 000 39 04 15 -10.2 -13.8 29.31 2 2 29 240 -009 075054067 M09M09M09 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.