USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026050200 WRF 24km 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 00 -20.3 -26.8 28.46 13 13 136 347 -005 069038056 M16M13M11 000 03 02 03 -23.5 -27.5 28.43 9 13 119 330 -040 069046065 M13M11M11 000 06 02 06 -20.3 -23.1 28.45 9 14 71 282 -039 078051050 M10M09M09 000 09 02 09 -17.1 -21.2 28.44 9 14 94 305 -002 070042053 M07M07M08 000 12 02 12 -19.8 -23.0 28.40 15 24 84 295 -011 076035036 M09M08M08 000 15 02 15 -17.9 -21.0 28.41 20 34 68 279 -081 077039047 M11M10M10 000 18 02 18 -20.2 -22.8 28.45 18 32 67 278 -023 080049039 M13M12M11 000 21 02 21 -19.4 -21.2 28.55 16 27 47 258 -037 086092077 M14M13M12 002 24 03 00 -20.9 -23.0 28.64 13 24 64 275 -049 083070046 M13M13M13 003 27 03 03 -22.0 -25.8 28.68 12 21 79 290 -023 071045049 M12M12M12 000 30 03 06 -20.9 -24.7 28.70 9 14 74 285 051 072045051 M13M13M13 000 33 03 09 -20.8 -25.1 28.68 7 7 126 337 -033 068042043 M12M12M12 000 36 03 12 -18.7 -23.9 28.62 7 9 144 355 020 064037035 M12M11M11 000 39 03 15 -18.4 -23.0 28.59 3 6 104 315 037 067042048 M13M13M13 000 42 03 18 -19.1 -22.1 28.61 9 14 282 133 055 077057070 M15M15M15 008 45 03 21 -18.8 -21.4 28.69 15 29 320 171 036 080063065 M16M15M15 006 48 04 00 -20.8 -22.8 28.82 16 34 349 200 010 084066068 M17M16M17 003 51 04 03 -21.8 -23.7 28.96 13 26 10 221 029 085069067 M17M17M17 001 54 04 06 -21.7 -23.8 29.07 10 18 44 255 029 083071065 M17M17M17 002 57 04 09 -24.0 -25.9 29.14 10 18 53 263 001 085074055 M17M17M18 000 60 04 12 -25.6 -27.0 29.20 9 16 52 263 023 088066051 M18M18M18 000 63 04 15 -24.9 -26.2 29.24 6 8 67 278 -004 089058050 M17M18M18 000 66 04 18 -23.7 -26.0 29.26 5 5 106 317 -013 081057046 M17M18M18 000 69 04 21 -24.8 -27.3 29.23 7 7 107 318 -013 079044033 M16M17M17 000 72 05 00 -23.2 -27.5 29.19 5 5 135 346 -028 068040033 M16M16M17 000 75 05 03 -24.7 -27.8 29.13 7 8 160 11 -023 076050029 M16M16M17 000 78 05 06 -25.1 -27.2 29.07 10 10 172 23 -016 083053016 M17M16M15 000 81 05 09 -25.1 -26.5 28.97 11 14 163 14 -008 088033017 M16M14M14 000 84 05 12 -23.3 -25.9 28.89 11 15 170 21 002 079033051 M15M13M13 000 87 05 15 -22.8 -26.0 28.81 10 13 175 26 014 075049069 M15M13M12 000 90 05 18 -23.6 -27.0 28.74 7 8 170 21 007 074050067 M15M12M11 000 93 05 21 -23.2 -26.6 28.66 6 7 144 355 006 074054066 M14M11M10 000 96 06 00 -24.2 -26.3 28.60 6 9 79 290 009 082052048 M15M12M10 000 99 06 03 -22.6 -25.0 28.55 7 10 48 259 -000 081050036 M17M14M12 000 102 06 06 -24.7 -27.2 28.52 10 13 48 259 -000 080056040 M19M15M13 000 105 06 09 -27.0 -29.5 28.48 10 15 49 260 -001 080064047 M18M14M12 000 108 06 12 -27.5 -29.7 28.44 8 13 60 271 012 082067051 M17M14M12 000 111 06 15 -26.6 -28.1 28.42 7 11 62 273 -011 087071050 M17M14M13 000 114 06 18 -26.9 -28.4 28.42 6 10 30 241 017 087081056 M19M16M14 000 117 06 21 -28.0 -29.8 28.43 8 14 17 228 001 085083071 M19M17M15 000 120 07 00 -29.1 -31.1 28.45 10 18 37 248 -010 082083075 M20M17M15 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.