USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026101400 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 14 00 -22.2 -26.6 28.48 3 5 56 267 -005 071062058 M19M17M16 000 01 14 01 -22.6 -26.5 28.49 5 5 52 263 033 071061054 M18M16M15 000 02 14 02 -23.6 -26.8 28.49 9 10 34 245 004 075063055 M19M17M16 000 03 14 03 -24.5 -27.5 28.48 10 14 31 242 -016 076062053 M19M17M15 000 04 14 04 -24.6 -27.9 28.51 11 15 37 248 -001 074059052 M17M15M14 000 05 14 05 -24.9 -29.5 28.50 13 19 40 251 -008 066060053 M17M15M14 000 06 14 06 -25.2 -30.5 28.52 14 20 44 255 015 061046042 M17M15M13 000 07 14 07 -24.9 -30.6 28.53 13 20 43 254 026 059039029 M17M14M13 000 08 14 08 -24.5 -30.2 28.54 14 21 40 251 063 059036022 M16M14M14 000 09 14 09 -24.2 -29.8 28.54 14 21 40 251 089 060035018 M16M14M13 000 10 14 10 -23.4 -29.3 28.54 14 23 36 247 062 059025020 M15M14M14 000 11 14 11 -21.9 -27.5 28.55 15 24 32 243 062 061038011 M15M14M14 000 12 14 12 -21.3 -24.8 28.57 15 25 33 244 011 073058014 M14M14M14 000 13 14 13 -20.9 -22.8 28.60 16 25 42 253 -014 085043029 M14M13M13 000 14 14 14 -19.7 -20.2 28.61 16 25 42 253 -045 096028062 M13M12M12 000 15 14 15 -18.5 -19.0 28.62 16 27 38 249 -069 096061076 M12M12M12 000 16 14 16 -17.9 -18.4 28.63 16 26 35 246 -071 096086074 M12M12M12 000 17 14 17 -17.4 -17.9 28.67 15 23 36 247 -083 097084067 M12M11M11 000 18 14 18 -16.8 -17.2 28.66 14 22 38 249 -102 097082059 M11M11M11 000 19 14 19 -16.1 -16.8 28.68 13 21 44 255 -076 095078055 M11M11M11 000 20 14 20 -15.4 -16.3 28.69 12 19 41 252 -051 093072054 M10M10M10 000 21 14 21 -14.0 -15.4 28.71 11 16 37 248 014 089066054 M10M10M10 000 22 14 22 -13.5 -15.2 28.73 9 13 33 244 069 088060055 M09M09M10 000 23 14 23 -13.6 -15.3 28.73 7 10 34 245 046 087058058 M09M09M10 000 24 15 00 -12.5 -14.6 28.73 5 6 41 252 -006 084057064 M09M09M10 000 25 15 01 -11.3 -14.5 28.74 3 3 350 201 -005 078058072 M08M09M10 000 26 15 02 -11.1 -14.8 28.74 2 4 272 123 -009 074059082 M09M09M11 000 27 15 03 -11.8 -15.2 28.75 4 6 208 59 -011 076071087 M09M10M11 000 28 15 04 -13.1 -15.7 28.76 5 8 199 50 -000 081070079 M10M10M11 000 29 15 05 -14.7 -16.4 28.77 6 9 200 51 -005 087079041 M10M10M11 000 30 15 06 -16.1 -17.1 28.77 6 10 203 54 002 092082039 M11M11M11 000 31 15 07 -17.2 -17.8 28.76 7 11 207 58 005 095070039 M11M11M11 000 32 15 08 -18.2 -18.3 28.77 7 11 205 56 012 099048041 M12M11M11 000 33 15 09 -18.7 -19.0 28.78 6 11 211 62 024 098033041 M11M10M11 000 34 15 10 -18.8 -19.3 28.78 6 11 213 64 009 096031043 M11M10M11 000 35 15 11 -19.1 -19.6 28.77 6 12 215 66 -006 096032045 M12M11M11 000 36 15 12 -19.3 -19.7 28.77 6 12 216 67 -013 096034047 M12M11M11 000 37 15 13 -19.4 -19.9 28.78 6 11 212 63 -012 096036048 M12M11M12 000 38 15 14 -19.3 -19.7 28.79 5 9 207 58 -001 096038048 M11M11M12 000 39 15 15 -18.4 -18.6 28.79 4 7 208 59 -005 098041048 M11M11M12 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.