USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2026050312 WRF 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 03 12 -23.0 -26.3 29.05 4 5 250 60 -023 073075078 M24M25M26 000 03 03 15 -22.5 -26.1 29.02 5 8 100 270 -009 072074076 M23M24M24 007 06 03 18 -21.3 -24.5 29.03 6 10 122 293 017 075076078 M22M23M23 015 09 03 21 -20.8 -23.9 29.05 6 11 133 303 020 076077079 M22M22M23 034 12 04 00 -20.0 -23.3 29.10 5 9 133 303 016 076076078 M21M21M22 024 15 04 03 -19.4 -22.7 29.14 5 9 132 302 017 075076078 M20M21M21 017 18 04 06 -19.1 -22.3 29.16 5 8 125 295 016 076077079 M20M20M20 015 21 04 09 -18.8 -21.7 29.18 4 7 112 283 020 078080080 M20M20M20 033 24 04 12 -18.8 -21.5 29.21 3 5 96 267 001 079081081 M19M20M20 063 27 04 15 -18.5 -21.3 29.25 4 5 107 277 -002 079080080 M19M19M20 042 30 04 18 -18.3 -21.2 29.25 4 6 115 285 007 078080081 M19M19M19 021 33 04 21 -18.1 -21.0 29.27 3 7 132 302 014 078080081 M19M19M19 014 36 05 00 -18.2 -21.2 29.32 2 6 162 332 007 077077079 M18M18M19 007 39 05 03 -18.2 -21.8 29.38 1 3 278 88 -002 074076078 M18M18M19 003 42 05 06 -18.0 -22.3 29.41 5 7 226 37 -088 069070074 M16M17M18 006 45 05 09 -19.3 -24.4 29.45 9 13 215 25 -067 064049061 M15M16M17 002 48 05 12 -18.9 -25.2 29.46 8 10 231 41 -194 058043061 M15M15M16 000 51 05 15 -18.5 -25.9 29.42 7 9 226 36 -020 052039055 M15M15M16 000 54 05 18 -18.7 -26.5 29.34 8 9 210 20 013 050037045 M15M15M16 000 57 05 21 -18.8 -26.6 29.26 8 9 204 14 023 051043049 M15M15M16 000 60 06 00 -19.1 -25.8 29.15 9 9 186 356 027 056056038 M16M16M17 000 63 06 03 -19.6 -25.7 29.07 8 8 176 346 009 059065040 M17M17M17 000 66 06 06 -19.3 -24.5 28.99 6 6 161 331 036 064069048 M18M18M18 000 69 06 09 -19.4 -24.0 28.92 7 7 161 331 050 067077060 M18M18M18 000 72 06 12 -19.2 -23.4 28.87 9 10 176 346 011 070074072 M18M18M19 000 75 06 15 -18.4 -22.5 28.85 18 26 187 357 007 071065071 M18M18M19 005 78 06 18 -19.2 -24.2 28.84 15 22 186 356 -038 065054069 M19M20M21 001 81 06 21 -19.0 -23.7 28.79 12 21 195 5 -060 067055062 M18M19M20 000 84 07 00 -18.0 -23.2 28.74 15 26 190 1 -063 064050052 M18M18M19 000 87 07 03 -18.3 -23.7 28.72 10 25 194 4 -074 063040042 M17M18M18 000 90 07 06 -18.8 -23.8 28.73 8 21 194 4 -010 065042047 M17M18M19 000 93 07 09 -18.7 -23.6 28.76 5 16 192 2 -080 066053055 M18M18M19 000 96 07 12 -18.8 -23.9 28.80 6 11 202 12 -099 064052058 M17M18M19 000 99 07 15 -18.6 -23.9 28.83 6 12 211 21 -081 063046055 M17M17M18 000 102 07 18 -18.8 -24.5 28.87 6 9 218 28 -077 061042053 M16M17M18 000 105 07 21 -19.2 -24.9 28.90 7 9 222 32 -009 061044063 M16M17M18 000 108 08 00 -19.3 -24.5 28.93 9 11 229 40 030 064050072 M15M16M17 000 111 08 03 -19.3 -25.0 28.96 11 12 229 39 -001 061042059 M15M16M17 000 114 08 06 -19.5 -25.4 28.95 11 14 220 31 -044 060036054 M14M15M16 000 117 08 09 -20.8 -26.4 28.97 9 13 211 21 -019 061056063 M16M17M19 000 120 08 12 -21.3 -26.3 28.97 9 12 212 22 -010 065067075 M17M18M19 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.