USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025091912 AMPS 2p67km 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 19 12 -22.6 -29.9 28.66 6 7 226 37 -059 054059051 M24M22M21 000 01 19 13 -22.3 -27.7 28.63 6 9 138 309 -417 062038047 M19M19M19 000 02 19 14 -24.1 -27.8 28.62 8 10 114 284 039 072047047 M21M20M20 000 03 19 15 -23.0 -26.9 28.61 5 8 109 279 006 071048044 M21M20M20 000 04 19 16 -22.6 -26.0 28.62 3 6 84 254 003 074053041 M21M20M20 000 05 19 17 -22.6 -26.1 28.60 3 6 114 284 -010 074053041 M21M20M20 000 06 19 18 -22.8 -26.1 28.60 5 7 126 296 -007 074049045 M20M20M20 000 07 19 19 -22.9 -26.3 28.59 6 8 135 305 -020 074050042 M20M20M20 000 08 19 20 -23.9 -27.1 28.59 8 9 131 302 004 075051041 M20M20M20 000 09 19 21 -23.4 -26.6 28.60 9 10 128 298 062 075048045 M20M20M20 000 10 19 22 -22.6 -25.8 28.60 12 13 128 298 080 075050048 M20M20M20 000 11 19 23 -21.7 -24.7 28.62 13 14 124 295 042 077057049 M20M20M20 000 12 20 00 -21.0 -23.9 28.62 14 16 125 296 -053 077062048 M20M20M20 000 13 20 01 -20.5 -23.3 28.64 15 17 127 297 -149 078066050 M20M20M20 000 14 20 02 -20.3 -23.2 28.65 15 18 129 299 -123 078066052 M20M20M20 000 15 20 03 -20.3 -23.1 28.67 15 18 129 299 -095 078066056 M20M20M20 000 16 20 04 -20.5 -23.2 28.68 16 19 129 299 -095 079068059 M20M20M21 000 17 20 05 -20.8 -23.5 28.69 16 19 129 299 -089 079069062 M20M21M21 000 18 20 06 -21.2 -23.9 28.71 15 18 130 301 -079 079069063 M20M21M21 000 19 20 07 -21.4 -24.2 28.74 15 18 132 302 -029 079068063 M20M21M21 000 20 20 08 -21.5 -24.2 28.74 15 17 131 301 009 079068063 M20M20M21 000 21 20 09 -21.4 -24.3 28.76 15 18 129 299 023 078067064 M21M20M21 000 22 20 10 -21.5 -24.3 28.76 15 18 127 297 010 078067064 M21M21M21 000 23 20 11 -21.7 -24.5 28.78 14 17 125 295 012 078067064 M21M21M21 000 24 20 12 -21.8 -24.6 28.79 14 17 125 295 085 078067062 M21M21M21 000 25 20 13 -21.8 -24.7 28.81 13 16 124 294 191 078066061 M21M21M21 000 26 20 14 -21.9 -24.7 28.83 13 15 121 291 189 078066059 M21M21M21 000 27 20 15 -21.6 -24.4 28.86 12 14 120 290 082 078066058 M21M21M21 000 28 20 16 -21.6 -24.3 28.87 11 13 116 286 -010 079066056 M21M21M21 000 29 20 17 -21.4 -24.1 28.87 11 13 115 285 -044 079066055 M20M20M21 000 30 20 18 -21.2 -23.9 28.90 10 13 113 283 -044 079066054 M20M20M20 000 31 20 19 -21.1 -23.7 28.92 11 13 114 285 -048 080066054 M20M20M20 000 32 20 20 -20.7 -23.2 28.93 12 14 117 287 -076 080065055 M20M20M20 000 33 20 21 -20.5 -23.0 28.95 11 14 116 287 -085 080066056 M20M20M20 000 34 20 22 -20.1 -22.7 28.97 11 13 116 286 -100 080065055 M20M20M20 000 35 20 23 -19.5 -22.3 29.00 11 14 116 286 -094 079065053 M19M19M19 000 36 21 00 -19.1 -21.9 29.02 11 14 116 286 -094 079065053 M19M19M19 000 37 21 01 -18.8 -21.6 29.04 12 15 118 289 -086 078063054 M19M19M19 000 38 21 02 -18.6 -21.6 29.05 13 16 122 292 -091 078061054 M19M19M19 000 39 21 03 -18.5 -21.4 29.08 14 17 123 293 -077 078060055 M19M19M19 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.