USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025072700 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 27 00 -28.2 -37.2 28.81 5 5 260 70 -027 045039043 M29M27M26 000 03 27 03 -26.5 -30.0 28.82 4 5 97 267 -008 072038049 M26M25M25 000 06 27 06 -26.1 -29.4 28.83 3 3 139 309 004 074038060 M26M26M26 000 09 27 09 -26.5 -30.8 28.86 4 5 139 310 002 067043057 M26M26M26 000 12 27 12 -26.3 -30.1 28.90 3 4 141 312 -010 071042042 M26M26M26 000 15 27 15 -26.6 -30.7 28.92 4 6 131 302 -010 068041039 M26M26M26 000 18 27 18 -26.1 -29.7 28.94 3 4 113 284 -016 072044037 M25M25M26 000 21 27 21 -24.5 -29.2 28.92 3 3 147 317 -005 066071044 M24M24M25 000 24 28 00 -24.2 -28.7 28.92 7 9 156 327 004 066079039 M22M23M24 000 27 28 03 -24.0 -29.5 28.98 10 12 160 330 018 060065042 M22M23M24 000 30 28 06 -24.4 -29.5 29.02 8 9 161 331 002 063047033 M23M23M24 000 33 28 09 -24.5 -29.5 29.05 5 7 158 328 -012 064040035 M24M24M25 000 36 28 12 -24.9 -29.4 29.07 4 5 154 324 -015 066037033 M24M24M25 000 39 28 15 -24.9 -29.6 29.11 3 5 163 333 006 065035034 M24M24M24 000 42 28 18 -26.1 -31.1 29.11 10 13 216 26 -045 064033055 M22M23M24 000 45 28 21 -22.9 -26.9 29.13 6 13 164 334 -052 070062071 M22M23M24 001 48 29 00 -24.7 -28.3 29.16 6 11 161 331 -008 072062067 M24M24M25 002 51 29 03 -25.6 -29.4 29.13 4 8 229 39 -124 072058065 M24M24M25 000 54 29 06 -26.1 -30.5 29.06 7 15 223 33 -196 067038051 M22M23M23 000 57 29 09 -24.4 -29.5 29.01 7 14 216 27 -111 063030052 M20M21M22 000 60 29 12 -22.6 -28.0 28.95 6 9 231 42 -152 062027045 M20M20M21 000 63 29 15 -21.5 -27.6 28.92 5 8 207 17 -168 058029031 M20M21M21 000 66 29 18 -21.6 -28.0 28.89 6 7 206 16 -167 057028028 M19M21M21 000 69 29 21 -23.2 -29.5 28.86 9 10 231 41 -132 057023041 M19M19M20 000 72 30 00 -22.6 -28.9 28.88 11 12 227 37 -025 057037056 M17M19M20 000 75 30 03 -21.6 -27.2 28.91 7 8 243 53 -006 061042061 M18M19M20 000 78 30 06 -21.7 -27.2 28.91 7 10 232 43 -074 062041064 M18M19M20 000 81 30 09 -21.5 -27.2 28.94 7 9 239 49 -094 061041065 M18M19M20 000 84 30 12 -21.4 -26.1 28.96 7 12 208 18 -017 066051063 M19M20M21 001 87 30 15 -21.8 -25.9 28.99 4 8 167 338 -054 070060062 M21M21M22 001 90 30 18 -24.0 -28.0 29.01 7 17 195 6 -028 070057063 M21M22M23 000 93 30 21 -24.5 -28.9 29.02 7 12 179 349 -042 068059068 M22M23M23 000 96 31 00 -23.1 -27.4 29.01 5 8 172 342 -193 069060067 M22M23M23 001 99 31 03 -23.6 -26.6 29.01 2 5 114 284 -209 077073070 M23M24M24 003 102 31 06 -23.3 -27.6 28.97 5 16 226 36 -116 068051071 M21M21M22 001 105 31 09 -23.7 -28.6 28.92 10 19 224 34 -102 064044062 M19M20M21 000 108 31 12 -23.0 -28.3 28.86 9 12 222 32 -153 063036060 M18M19M21 000 111 31 15 -22.9 -28.5 28.80 7 9 224 34 -137 061036051 M19M21M22 000 114 31 18 -22.9 -27.0 28.75 2 4 38 208 057 070054043 M23M23M23 000 117 31 21 -24.2 -27.0 28.69 3 4 111 282 089 079068044 M24M24M24 000 120 01 00 -25.0 -27.8 28.65 6 7 150 320 -010 078081053 M23M24M24 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.