USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025092812 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 28 12 -18.6 -25.6 29.16 3 5 240 50 -012 060058042 M18M18M18 000 03 28 15 -19.1 -22.3 29.30 1 2 116 287 -024 076053039 M17M17M17 000 06 28 18 -18.9 -22.2 29.31 1 2 175 346 -027 075052041 M17M17M16 000 09 28 21 -17.7 -21.6 29.32 2 4 142 312 -018 071053041 M18M17M17 000 12 29 00 -16.3 -20.5 29.30 2 2 157 327 -020 070050041 M17M17M17 000 15 29 03 -15.9 -19.9 29.32 2 3 158 328 -015 072050041 M17M16M16 000 18 29 06 -16.8 -20.2 29.30 2 3 149 319 -014 075047043 M17M16M16 000 21 29 09 -17.2 -20.5 29.29 2 2 140 310 -013 076046043 M17M16M16 000 24 29 12 -18.0 -21.3 29.26 2 2 129 299 -010 076044041 M17M16M16 000 27 29 15 -18.0 -21.6 29.25 2 3 125 295 -010 074044039 M16M16M16 000 30 29 18 -18.5 -22.0 29.22 2 3 99 269 -013 074044040 M17M16M16 000 33 29 21 -17.4 -21.5 29.19 2 3 113 283 -008 071043040 M16M16M16 000 36 30 00 -16.2 -20.5 29.20 3 3 133 303 -008 069046041 M16M16M16 000 39 30 03 -15.8 -20.0 29.21 4 4 161 331 -008 070049045 M17M17M17 000 42 30 06 -16.4 -20.4 29.22 7 10 184 355 -000 072057051 M18M18M18 000 45 30 09 -16.5 -21.0 29.25 7 10 191 1 002 068055061 M18M18M19 001 48 30 12 -16.5 -20.9 29.23 6 10 192 2 016 068053065 M18M18M18 003 51 30 15 -17.3 -21.6 29.22 4 7 198 8 042 069050066 M18M18M18 002 54 30 18 -17.6 -21.2 29.22 2 3 237 47 053 074048059 M17M18M18 000 57 30 21 -17.0 -20.4 29.18 2 3 335 145 074 075047052 M17M18M18 000 60 01 00 -16.1 -20.2 29.17 2 2 59 229 066 070041048 M17M17M17 000 63 01 03 -15.7 -19.5 29.15 2 2 56 227 016 073039046 M16M16M16 000 66 01 06 -16.4 -19.8 29.13 2 3 26 196 017 076041047 M16M16M16 000 69 01 09 -16.8 -20.4 29.14 1 3 18 189 026 074046049 M16M16M17 000 72 01 12 -16.2 -19.8 29.12 2 3 297 107 009 074048051 M16M16M16 000 75 01 15 -15.7 -18.6 29.12 2 3 312 123 -023 078055060 M16M16M16 004 78 01 18 -15.2 -17.6 29.10 2 3 325 135 -020 082062068 M16M16M16 018 81 01 21 -14.2 -16.7 29.09 3 4 339 149 003 082065071 M15M15M16 026 84 02 00 -13.3 -15.7 29.08 2 3 348 159 025 082068072 M15M15M15 022 87 02 03 -13.0 -15.3 29.08 2 3 325 135 019 083068072 M14M15M15 017 90 02 06 -14.2 -16.7 29.09 3 5 251 61 006 082066066 M14M14M15 004 93 02 09 -15.0 -18.5 29.09 4 6 260 70 -006 075062057 M14M15M15 002 96 02 12 -15.2 -19.4 29.10 5 6 255 65 002 071057057 M14M15M15 000 99 02 15 -15.6 -19.4 29.15 4 5 236 46 -005 072056063 M15M15M16 000 102 02 18 -16.1 -20.4 29.18 5 7 246 56 -004 069050068 M15M16M16 001 105 02 21 -14.8 -19.6 29.19 5 6 272 82 001 067045059 M15M15M16 000 108 03 00 -13.2 -18.0 29.19 3 5 284 94 027 068043055 M14M15M16 000 111 03 03 -13.3 -17.3 29.18 2 3 301 111 012 072043049 M14M15M16 000 114 03 06 -14.7 -19.6 29.16 5 6 275 86 -039 066040046 M14M14M15 000 117 03 09 -15.8 -21.3 29.14 5 7 271 81 -010 063040043 M14M14M15 000 120 03 12 -16.4 -21.7 29.13 5 7 246 56 -014 064043043 M15M15M16 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.