USAP Siple Dome (SDM) (lat, lon) = (-81.664, -149.0175) Forecast initialized at 2026050312 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 03 12 -16.1 -22.1 28.67 5 7 150 1 -002 066040030 M14M12M11 000 03 03 15 -18.6 -21.6 28.61 6 8 216 67 021 077075079 M15M15M15 007 06 03 18 -18.1 -20.2 28.62 3 6 309 160 011 084082082 M16M15M15 027 09 03 21 -19.0 -21.8 28.74 14 26 318 168 026 079073082 M18M17M17 060 12 04 00 -21.2 -23.4 28.88 14 28 348 199 -003 083074074 M18M17M17 024 15 04 03 -21.1 -23.5 28.97 12 24 15 226 008 081068068 M18M17M17 001 18 04 06 -20.7 -23.2 29.04 8 13 63 274 031 080069057 M16M16M16 000 21 04 09 -21.8 -23.9 29.08 10 17 102 313 000 083072059 M15M15M15 000 24 04 12 -21.9 -23.7 29.08 10 19 123 334 009 085074075 M15M15M15 000 27 04 15 -21.9 -23.8 29.06 11 19 137 348 011 085070067 M15M15M15 000 30 04 18 -23.3 -26.3 29.03 9 11 129 340 -011 076043040 M15M14M14 000 33 04 21 -22.1 -28.1 29.00 6 9 88 299 -003 059033036 M13M13M13 000 36 05 00 -19.5 -27.1 28.96 4 5 108 319 -021 051033039 M13M13M13 000 39 05 03 -19.8 -27.1 28.91 5 6 154 5 -007 053034034 M13M13M13 000 42 05 06 -19.8 -26.9 28.86 5 6 159 10 -016 053039036 M13M13M13 000 45 05 09 -19.8 -26.5 28.80 3 4 107 318 -005 055043048 M14M13M13 000 48 05 12 -21.8 -26.4 28.75 5 6 42 253 -011 066045053 M15M14M13 000 51 05 15 -23.7 -27.1 28.72 6 8 36 247 -014 073046049 M16M14M13 000 54 05 18 -22.9 -27.0 28.69 5 6 32 243 001 069046049 M17M14M12 000 57 05 21 -22.3 -26.2 28.67 5 6 54 265 -004 070049056 M17M14M13 000 60 06 00 -25.1 -28.7 28.65 7 11 50 261 012 072050060 M17M14M13 000 63 06 03 -25.8 -29.3 28.64 7 13 49 260 -022 072048055 M16M14M13 000 66 06 06 -22.5 -27.4 28.62 5 5 75 286 -020 065049051 M16M14M13 000 69 06 09 -22.2 -27.0 28.59 5 7 23 234 -003 065048053 M14M12M12 000 72 06 12 -21.9 -26.5 28.57 2 4 9 220 -004 066053060 M16M14M13 000 75 06 15 -22.7 -26.8 28.57 5 7 19 230 004 070055064 M16M14M14 000 78 06 18 -24.5 -27.5 28.57 7 11 28 239 006 076058065 M16M15M14 000 81 06 21 -24.3 -27.3 28.59 7 10 34 245 -008 076059067 M16M15M15 000 84 07 00 -24.8 -27.6 28.61 7 10 40 251 000 078060072 M17M16M16 000 87 07 03 -23.9 -26.2 28.63 6 9 48 259 -002 081065073 M16M15M16 000 90 07 06 -23.9 -25.3 28.63 6 7 59 270 -027 088072064 M16M16M16 000 93 07 09 -22.4 -23.9 28.62 5 5 100 311 003 088068060 M16M15M15 000 96 07 12 -22.0 -24.1 28.58 7 9 128 339 018 083063056 M16M15M15 000 99 07 15 -23.8 -26.3 28.54 7 9 118 329 022 080054055 M16M15M15 000 102 07 18 -24.2 -27.9 28.49 5 5 65 276 007 071048045 M16M15M14 000 105 07 21 -24.7 -28.3 28.47 6 11 18 229 -009 072053043 M17M15M15 000 108 08 00 -25.8 -28.4 28.45 7 12 16 227 006 079050050 M17M16M15 000 111 08 03 -27.5 -29.3 28.47 9 15 10 221 006 085046055 M18M17M16 000 114 08 06 -30.5 -32.7 28.53 11 20 17 228 004 081070042 M21M19M18 000 117 08 09 -31.8 -34.4 28.60 12 23 27 238 010 078082059 M23M20M19 001 120 08 12 -31.9 -34.4 28.64 11 23 26 237 009 079080066 M22M20M19 001 * 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.