USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025072900 AMPS 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 29 00 -27.0 -35.6 29.00 7 7 250 60 -029 052051062 M28M28M28 000 03 29 03 -24.4 -29.1 29.00 4 6 288 98 009 065044061 M25M25M25 000 06 29 06 -22.9 -28.1 28.96 3 4 296 106 000 063039054 M23M24M25 000 09 29 09 -23.2 -28.1 28.96 3 4 285 96 -014 064034052 M22M23M24 000 12 29 12 -23.3 -28.6 28.94 4 5 266 76 -021 062039053 M22M23M24 000 15 29 15 -22.7 -27.9 28.94 3 4 276 86 -003 063034041 M21M22M23 000 18 29 18 -22.2 -28.1 28.94 4 5 277 87 -013 059028039 M21M21M22 000 21 29 21 -21.4 -27.3 28.98 5 7 276 87 007 060027042 M20M21M22 000 24 30 00 -21.3 -27.5 29.00 6 7 286 96 008 057026040 M20M20M22 000 27 30 03 -19.7 -25.6 29.06 6 7 232 43 030 059037049 M20M21M22 000 30 30 06 -20.7 -24.9 29.07 2 2 255 65 -006 070060052 M21M22M23 000 33 30 09 -22.2 -26.2 29.05 1 3 205 15 005 071055043 M22M22M23 000 36 30 12 -23.1 -26.8 29.04 1 2 161 331 002 073059047 M23M23M24 000 39 30 15 -23.6 -27.0 29.02 1 1 337 147 -003 074061045 M23M23M24 000 42 30 18 -23.4 -28.3 28.96 6 7 272 83 -045 064058046 M22M23M24 000 45 30 21 -23.5 -28.5 28.91 5 6 279 90 -028 063052047 M22M23M24 000 48 31 00 -23.6 -28.8 28.88 6 7 266 76 -030 062047045 M22M23M23 000 51 31 03 -23.5 -29.0 28.83 6 8 271 81 -019 061042040 M22M23M23 000 54 31 06 -23.4 -29.0 28.79 6 8 273 83 -026 060042037 M22M23M23 000 57 31 09 -23.2 -29.1 28.74 8 10 264 74 -022 058033040 M21M22M22 000 60 31 12 -22.6 -28.3 28.69 9 11 259 69 -014 060029040 M20M21M22 000 63 31 15 -21.3 -26.8 28.65 8 11 263 73 -010 062031050 M20M21M22 000 66 31 18 -19.5 -24.8 28.59 8 11 267 78 -014 063037060 M19M20M21 000 69 31 21 -20.0 -25.2 28.53 8 9 272 82 -043 063037057 M18M19M20 000 72 01 00 -20.3 -25.9 28.48 6 7 268 78 -017 061031045 M19M20M21 000 75 01 03 -20.2 -25.7 28.46 4 5 254 65 -003 062035042 M20M21M22 000 78 01 06 -20.3 -25.7 28.43 4 4 264 74 -036 062039041 M21M21M22 000 81 01 09 -20.6 -26.0 28.41 5 6 267 77 -007 062038040 M20M21M22 000 84 01 12 -21.2 -26.4 28.41 6 7 260 70 -003 063038045 M20M21M22 000 87 01 15 -20.9 -26.4 28.45 9 11 261 72 010 062033050 M19M20M21 000 90 01 18 -20.2 -26.4 28.48 12 17 234 44 -015 058037043 M20M20M22 000 93 01 21 -19.8 -26.3 28.52 17 29 225 36 078 056040040 M20M21M22 000 96 02 00 -20.6 -26.8 28.61 14 18 223 33 029 058041045 M21M22M23 000 99 02 03 -21.2 -27.0 28.68 12 15 214 24 050 060045046 M22M22M23 000 102 02 06 -21.3 -26.7 28.74 10 13 223 33 -018 062047047 M22M23M23 000 105 02 09 -21.7 -26.6 28.80 7 9 239 49 -016 064047051 M22M23M24 000 108 02 12 -22.8 -27.4 28.84 5 6 272 82 -006 066053054 M23M24M25 000 111 02 15 -23.0 -26.8 28.87 4 6 316 126 022 071054053 M23M24M25 000 114 02 18 -23.9 -26.4 28.88 3 4 322 133 012 080062054 M24M25M26 000 117 02 21 -24.9 -28.3 28.86 3 8 232 42 035 074062053 M24M25M25 000 120 03 00 -24.6 -28.7 28.81 4 10 219 29 024 069067042 M24M24M24 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.