USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026101612 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 16 12 -22.1 -24.9 28.63 3 5 51 262 -005 077059042 M20M17M14 000 01 16 13 -24.2 -27.6 28.60 4 5 62 273 004 073048042 M15M13M13 000 02 16 14 -21.2 -25.9 28.59 3 4 57 268 -017 066051043 M14M13M13 000 03 16 15 -19.9 -25.1 28.58 3 3 52 263 005 063051045 M14M14M13 000 04 16 16 -19.8 -24.9 28.56 2 2 72 283 -029 064051045 M15M14M13 000 05 16 17 -20.2 -24.8 28.55 3 3 81 292 001 067054045 M15M14M13 000 06 16 18 -20.1 -24.3 28.51 3 3 53 264 -022 069051047 M15M14M13 000 07 16 19 -19.7 -23.6 28.51 3 3 76 287 -006 071049049 M15M13M13 000 08 16 20 -19.1 -23.3 28.50 4 4 106 317 -017 069049050 M14M13M13 000 09 16 21 -20.1 -24.3 28.49 6 8 105 316 -008 069046049 M14M13M12 000 10 16 22 -20.2 -24.6 28.45 7 9 104 315 -002 068042044 M13M12M12 000 11 16 23 -19.8 -24.8 28.44 7 10 105 316 -020 065036038 M13M12M12 000 12 17 00 -20.1 -25.1 28.43 9 12 97 308 -010 065035035 M13M12M12 000 13 17 01 -20.1 -25.2 28.40 10 15 87 298 -006 064033039 M13M12M12 000 14 17 02 -20.1 -25.4 28.40 10 14 85 296 -000 063035044 M12M11M11 000 15 17 03 -19.8 -24.9 28.38 11 16 89 300 025 064034040 M12M11M11 000 16 17 04 -20.4 -25.1 28.36 12 18 88 299 058 066035042 M12M10M10 000 17 17 05 -20.4 -25.1 28.34 12 20 86 297 105 066034039 M11M10M09 000 18 17 06 -20.4 -24.3 28.32 14 22 85 296 043 071036040 M12M10M09 000 19 17 07 -20.7 -23.7 28.30 14 23 77 288 050 076038041 M12M10M09 000 20 17 08 -21.0 -23.6 28.29 14 22 71 282 048 080037040 M11M09M09 000 21 17 09 -20.6 -23.4 28.27 13 21 68 279 043 079036039 M10M09M08 000 22 17 10 -20.2 -23.1 28.25 13 20 71 282 038 078036037 M10M09M08 000 23 17 11 -20.2 -23.1 28.24 13 19 70 281 081 078037037 M10M08M08 000 24 17 12 -20.1 -22.9 28.22 13 19 72 283 066 078038036 M10M09M08 000 25 17 13 -19.6 -22.5 28.24 13 20 71 282 075 078037037 M10M09M08 000 26 17 14 -19.2 -22.2 28.23 13 20 68 279 040 077036037 M09M08M08 000 27 17 15 -18.4 -21.9 28.22 14 21 65 276 027 074035037 M09M08M08 000 28 17 16 -17.8 -21.5 28.21 13 21 62 273 025 073035037 M09M08M08 000 29 17 17 -17.4 -21.2 28.22 13 21 62 273 042 072036039 M09M08M08 000 30 17 18 -17.2 -21.0 28.21 13 21 62 273 042 073037040 M09M08M08 000 31 17 19 -16.8 -20.6 28.21 13 20 60 271 014 072037042 M09M08M08 000 32 17 20 -16.3 -20.2 28.22 12 19 60 271 019 072038042 M09M08M08 000 33 17 21 -15.9 -19.9 28.22 12 19 63 274 020 072039043 M09M08M09 000 34 17 22 -16.0 -19.6 28.24 12 19 63 274 002 073040046 M09M08M09 000 35 17 23 -16.0 -19.4 28.23 12 18 65 276 025 075041043 M09M09M09 000 36 18 00 -16.0 -19.8 28.24 13 20 61 272 061 073040041 M09M08M08 000 37 18 01 -16.2 -19.9 28.26 16 23 62 273 037 073037051 M09M08M08 000 38 18 02 -16.4 -20.4 28.27 16 25 65 276 -020 071039053 M09M08M08 000 39 18 03 -16.6 -20.4 28.28 17 27 68 279 -066 072038047 M10M08M08 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.