USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026050212 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 02 12 -12.9 -18.1 28.43 16 17 81 292 -018 066038032 M10M07M07 000 01 02 13 -16.4 -19.8 28.41 18 30 75 286 -009 075040029 M10M09M08 000 02 02 14 -15.8 -19.2 28.41 20 34 69 280 -131 075041028 M09M08M09 000 03 02 15 -15.5 -18.8 28.40 23 37 69 280 -042 076041035 M09M09M09 000 04 02 16 -15.9 -19.1 28.44 24 40 63 274 -227 076041036 M10M09M09 000 05 02 17 -16.1 -18.8 28.43 24 39 58 269 -237 080045026 M11M10M09 000 06 02 18 -16.6 -19.4 28.44 23 36 54 265 -113 079045025 M12M11M10 000 07 02 19 -17.5 -20.1 28.46 22 33 53 264 -043 081041032 M12M10M10 000 08 02 20 -18.4 -20.5 28.48 19 30 44 255 -092 083087034 M11M11M11 000 09 02 21 -16.0 -17.4 28.50 18 29 26 237 -139 089088045 M12M11M11 001 10 02 22 -15.0 -16.1 28.53 18 28 26 237 -097 091077054 M13M11M11 002 11 02 23 -15.2 -16.5 28.56 16 23 35 246 -047 090073052 M13M12M12 001 12 03 00 -17.1 -18.5 28.60 13 22 41 252 -038 089076042 M13M13M13 000 13 03 01 -18.6 -19.9 28.63 15 22 48 259 -069 089079048 M13M13M13 000 14 03 02 -18.5 -19.5 28.65 14 21 61 271 -053 092071064 M12M12M13 000 15 03 03 -18.7 -19.9 28.66 11 17 70 281 -012 090076070 M12M12M13 000 16 03 04 -19.5 -21.2 28.67 11 16 81 292 138 087056053 M12M12M13 000 17 03 05 -20.2 -23.6 28.68 11 18 86 297 101 075044050 M13M13M13 000 18 03 06 -19.6 -24.0 28.68 12 19 91 302 136 068042055 M13M13M13 000 19 03 07 -19.2 -24.3 28.67 11 16 96 307 085 064042059 M12M12M13 000 20 03 08 -18.6 -24.4 28.66 10 15 92 303 002 060043059 M11M11M12 000 21 03 09 -18.8 -24.6 28.64 11 16 94 305 -026 061040051 M10M11M12 000 22 03 10 -19.8 -25.3 28.62 10 15 100 311 003 062033039 M11M11M12 000 23 03 11 -18.9 -25.2 28.59 8 12 112 323 002 058031037 M10M11M12 000 24 03 12 -16.1 -24.5 28.56 5 9 153 4 066 049029036 M10M11M11 000 25 03 13 -18.0 -23.9 28.56 9 12 116 327 100 060032040 M13M12M12 000 26 03 14 -18.1 -22.3 28.54 7 9 80 291 055 069035049 M13M13M13 000 27 03 15 -16.8 -21.2 28.54 4 5 22 233 037 069051084 M14M14M14 001 28 03 16 -17.0 -20.3 28.54 8 10 3 214 086 076062088 M15M15M15 006 29 03 17 -17.6 -21.0 28.55 11 16 357 208 -016 075046059 M16M14M14 013 30 03 18 -18.7 -21.9 28.57 14 21 335 186 076 076039051 M15M14M14 000 31 03 19 -19.1 -21.9 28.59 18 29 340 191 -021 079042064 M15M14M14 002 32 03 20 -20.3 -22.3 28.63 19 31 349 200 -036 084045058 M15M13M14 001 33 03 21 -21.1 -22.8 28.67 19 31 354 205 -059 086048064 M15M14M14 001 34 03 22 -20.1 -21.2 28.72 19 33 351 202 -047 092078070 M15M15M15 000 35 03 23 -20.1 -21.1 28.76 19 33 360 211 -037 092068055 M16M15M15 001 36 04 00 -21.9 -23.2 28.79 18 31 15 226 004 089065054 M16M15M16 000 37 04 01 -21.9 -23.7 28.84 17 28 21 232 005 086064057 M16M15M15 000 38 04 02 -21.6 -23.0 28.87 16 25 24 235 019 089064062 M15M15M15 000 39 04 03 -21.3 -22.6 28.89 15 24 27 238 042 089066062 M16M15M16 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.