USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025073012 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 30 12 -25.9 -33.5 29.12 5 6 248 58 -026 044043042 M27M24M24 000 01 30 13 -25.8 -30.8 29.07 5 8 284 95 -051 063028039 M23M22M23 000 02 30 14 -25.9 -31.0 29.03 6 8 314 125 -026 064029032 M23M22M21 000 03 30 15 -24.3 -30.8 29.04 2 5 186 356 012 055030027 M22M22M22 000 04 30 16 -24.2 -30.4 29.00 2 4 263 74 -031 057031029 M22M22M22 000 05 30 17 -24.2 -30.5 28.99 1 4 264 74 -011 057035030 M22M22M22 000 06 30 18 -24.0 -30.9 28.99 3 6 200 10 -019 053039028 M22M22M21 000 07 30 19 -24.0 -30.5 28.95 4 7 205 15 -035 055036027 M21M21M21 000 08 30 20 -23.7 -30.4 28.94 5 7 194 4 -024 055034029 M21M21M21 000 09 30 21 -23.7 -30.5 28.96 6 8 191 1 -024 053033031 M21M20M21 000 10 30 22 -23.2 -30.4 28.92 7 8 188 358 -031 052034032 M20M20M21 000 11 30 23 -23.1 -30.4 28.92 6 7 195 6 -023 052033032 M20M20M21 000 12 31 00 -23.0 -30.1 28.92 6 7 193 3 -005 053033033 M20M20M21 000 13 31 01 -23.0 -29.9 28.93 5 7 206 16 -007 054032035 M20M20M21 000 14 31 02 -22.9 -30.0 28.91 7 8 198 8 -016 052031038 M20M20M21 000 15 31 03 -22.6 -29.8 28.90 7 8 187 358 -031 052033038 M20M20M21 000 16 31 04 -22.6 -29.8 28.90 7 9 184 354 -038 052034037 M20M20M21 000 17 31 05 -22.7 -29.6 28.87 6 8 176 346 -035 054036038 M20M20M21 000 18 31 06 -23.0 -29.4 28.88 4 6 193 3 -018 056035038 M20M20M20 000 19 31 07 -23.4 -29.3 28.86 5 5 241 52 -000 059036036 M21M20M21 000 20 31 08 -23.3 -29.7 28.84 5 6 229 39 -021 056034036 M20M20M21 000 21 31 09 -23.1 -29.9 28.82 7 8 197 8 -015 054033037 M20M20M20 000 22 31 10 -23.0 -29.5 28.82 5 7 191 1 -025 055034040 M20M20M20 000 23 31 11 -22.9 -29.4 28.80 6 7 194 4 -029 056036047 M20M20M21 000 24 31 12 -22.5 -29.3 28.77 7 7 214 24 -004 054039050 M20M20M21 000 25 31 13 -22.2 -29.3 28.75 7 7 216 26 012 052039053 M19M20M21 000 26 31 14 -22.0 -29.4 28.72 8 8 228 38 001 051038046 M19M20M21 000 27 31 15 -22.1 -29.7 28.69 8 9 225 35 -037 050034041 M19M19M20 000 28 31 16 -22.0 -29.6 28.66 8 8 225 35 -045 050033039 M19M19M20 000 29 31 17 -22.0 -29.7 28.62 7 8 225 35 -028 050033039 M19M19M20 000 30 31 18 -21.8 -29.7 28.59 7 7 227 38 -009 049032041 M19M19M20 000 31 31 19 -21.5 -29.6 28.58 7 7 229 40 -018 048031041 M18M19M20 000 32 31 20 -21.5 -29.5 28.55 7 7 228 39 -011 049031043 M18M19M20 000 33 31 21 -21.6 -29.4 28.54 7 7 228 38 -008 050032046 M18M19M20 000 34 31 22 -21.4 -29.6 28.52 8 8 223 33 001 048035048 M18M19M20 000 35 31 23 -21.3 -29.2 28.52 8 8 223 33 -019 049035048 M18M19M20 000 36 01 00 -21.4 -29.2 28.49 9 9 222 32 -029 049034046 M18M19M19 000 37 01 01 -21.6 -28.8 28.48 8 8 228 38 -034 052034046 M18M19M19 000 38 01 02 -21.8 -28.6 28.47 6 7 235 45 -029 054033045 M19M19M19 000 39 01 03 -21.4 -28.9 28.47 8 8 231 41 -016 051032043 M18M19M19 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.