USAP Shackleton Glacier (lat, lon) = (-85.08, -175.38) Forecast initialized at 2025092100 AMPS 8km 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 21 00 -20.2 -25.2 28.67 6 9 107 292 -081 066065067 M21M22M22 000 03 21 03 -20.0 -26.4 28.64 5 12 173 357 014 057044055 M18M18M19 001 06 21 06 -19.5 -26.7 28.64 10 18 184 9 083 053042054 M18M19M20 000 09 21 09 -20.1 -27.2 28.62 13 21 193 18 037 053042054 M19M19M20 000 12 21 12 -20.1 -27.7 28.62 13 20 184 9 059 051041052 M19M20M20 000 15 21 15 -20.9 -28.6 28.62 12 19 192 17 072 050040050 M20M21M22 000 18 21 18 -21.6 -29.0 28.67 11 18 198 22 009 051041055 M21M22M23 000 21 21 21 -22.7 -30.0 28.67 10 16 198 23 006 051043060 M23M23M24 000 24 22 00 -23.6 -31.2 28.66 11 17 197 21 003 050042056 M23M24M25 000 27 22 03 -24.0 -31.6 28.66 8 14 196 20 -003 049041054 M24M24M25 000 30 22 06 -24.4 -32.7 28.66 10 16 193 17 -006 046037048 M24M24M25 000 33 22 09 -24.1 -32.5 28.66 11 18 193 18 -009 046035044 M23M24M25 000 36 22 12 -24.3 -33.0 28.65 12 20 191 15 -014 045033041 M23M24M25 000 39 22 15 -24.0 -32.7 28.64 13 20 189 13 -005 044031038 M23M24M24 000 42 22 18 -25.9 -33.5 28.60 15 23 123 308 291 049024030 M22M21M22 000 45 22 21 -25.6 -33.5 28.54 19 27 135 320 466 048025031 M22M21M21 000 48 23 00 -25.6 -33.6 28.52 21 26 124 308 050 047024035 M21M21M23 000 51 23 03 -25.9 -34.2 28.47 20 27 123 307 039 046024035 M21M21M23 000 54 23 06 -26.8 -34.8 28.44 20 27 130 314 185 047023033 M23M22M22 000 57 23 09 -27.3 -35.1 28.40 18 25 126 311 088 048024036 M22M22M23 000 60 23 12 -27.9 -35.5 28.37 19 25 119 304 015 048024037 M22M23M24 000 63 23 15 -28.2 -36.0 28.36 19 26 115 299 009 047024037 M22M23M25 000 66 23 18 -29.0 -36.4 28.40 18 24 115 300 006 049025039 M23M24M26 000 69 23 21 -28.1 -35.6 28.41 16 23 122 307 104 049026037 M23M23M24 000 72 24 00 -26.5 -34.4 28.42 20 30 137 321 410 048024030 M23M22M22 000 75 24 03 -26.0 -34.3 28.42 22 35 139 324 556 046021022 M23M21M21 000 78 24 06 -27.2 -35.1 28.46 19 29 133 318 457 047021021 M23M21M21 000 81 24 09 -27.9 -35.4 28.50 16 23 121 306 283 049020025 M22M21M22 000 84 24 12 -27.0 -34.1 28.54 16 22 122 307 019 051023028 M22M22M23 000 87 24 15 -26.3 -32.9 28.60 14 20 126 311 -003 054027030 M22M22M23 000 90 24 18 -26.3 -32.8 28.65 13 19 123 308 007 054029031 M21M21M22 000 93 24 21 -25.0 -31.5 28.69 11 18 122 307 021 055033036 M21M21M22 000 96 25 00 -24.6 -31.0 28.73 11 18 121 306 017 056035042 M20M21M22 000 99 25 03 -24.7 -31.0 28.76 11 18 118 303 007 056035044 M20M20M22 000 102 25 06 -25.4 -31.6 28.80 13 20 121 305 006 056034045 M20M21M22 000 105 25 09 -25.7 -31.9 28.82 14 22 123 308 044 056033049 M20M20M21 000 108 25 12 -25.2 -31.8 28.83 12 20 113 298 -015 054037050 M21M20M21 000 111 25 15 -25.9 -32.1 28.86 10 17 104 289 018 056038050 M20M21M22 000 114 25 18 -25.4 -31.7 28.88 10 18 116 301 040 056036054 M20M20M21 000 117 25 21 -24.2 -30.8 28.87 9 18 130 314 000 055037055 M21M21M22 000 120 26 00 -24.8 -30.9 28.85 13 20 135 319 014 057035058 M20M21M22 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.