USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025072912 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 29 12 -24.4 -32.7 29.01 7 9 238 48 -086 048036037 M26M23M23 000 01 29 13 -23.7 -30.9 28.96 15 17 229 39 317 052026036 M19M20M21 000 02 29 14 -22.4 -30.3 28.98 15 19 193 3 -035 048026035 M18M19M20 000 03 29 15 -22.2 -30.1 28.97 11 14 193 3 -036 049025034 M18M19M20 000 04 29 16 -22.4 -29.9 28.95 11 12 203 13 -036 051023035 M18M19M20 000 05 29 17 -21.8 -29.1 28.96 10 11 218 28 -033 052023040 M18M18M20 000 06 29 18 -22.3 -29.6 28.98 11 11 214 24 -023 051023042 M17M18M19 000 07 29 19 -22.3 -30.4 28.98 11 11 207 17 012 048024044 M17M18M19 000 08 29 20 -22.2 -30.6 29.00 12 12 212 22 051 047022037 M17M18M19 000 09 29 21 -21.8 -30.4 28.98 16 17 220 30 072 046018027 M16M17M19 000 10 29 22 -20.7 -29.6 28.99 15 16 201 11 107 045019027 M16M17M18 000 11 29 23 -21.1 -29.7 29.02 13 13 192 2 -019 046020030 M16M17M18 000 12 30 00 -21.0 -29.4 29.05 10 13 185 355 -060 047021030 M17M17M19 000 13 30 01 -21.0 -29.1 29.06 13 18 179 349 192 048023030 M17M17M19 000 14 30 02 -21.3 -27.8 29.08 11 12 165 335 -047 056028042 M17M18M19 000 15 30 03 -20.5 -26.1 29.12 4 4 176 346 -092 061050057 M19M19M20 000 16 30 04 -20.9 -26.6 29.12 4 5 203 14 -044 060058060 M19M20M21 000 17 30 05 -22.1 -28.1 29.12 7 8 189 359 -130 058052046 M20M21M22 000 18 30 06 -23.2 -28.3 29.12 7 7 160 330 060 063066035 M21M22M22 000 19 30 07 -23.6 -28.5 29.14 4 6 148 318 021 064057036 M22M22M22 000 20 30 08 -23.7 -28.6 29.14 2 4 145 315 056 064058035 M22M22M23 000 21 30 09 -24.0 -28.1 29.13 3 4 287 97 026 070073032 M22M23M23 000 22 30 10 -23.9 -28.4 29.12 4 5 276 87 -019 067080033 M22M23M23 000 23 30 11 -23.6 -28.8 29.11 5 5 272 83 -027 063074034 M22M22M22 000 24 30 12 -23.5 -29.2 29.09 6 6 270 80 -044 060068035 M21M22M22 000 25 30 13 -22.8 -29.4 29.07 5 5 248 58 -024 055074036 M21M22M23 000 26 30 14 -22.3 -29.5 29.07 5 6 234 44 022 052073034 M21M22M22 000 27 30 15 -22.8 -30.0 29.06 6 8 212 22 041 052057031 M21M21M21 000 28 30 16 -23.0 -30.0 29.04 7 9 209 20 -047 053036031 M20M21M21 000 29 30 17 -22.7 -30.3 29.01 8 9 216 27 -088 050027030 M20M20M20 000 30 30 18 -22.4 -30.3 28.98 8 9 212 23 -080 048025031 M19M19M20 000 31 30 19 -22.1 -30.3 28.97 8 10 209 20 -043 048024033 M19M19M20 000 32 30 20 -22.0 -30.4 28.96 8 9 209 19 -004 047022030 M19M19M20 000 33 30 21 -22.0 -30.4 28.94 8 9 206 16 -012 047022028 M19M19M20 000 34 30 22 -22.0 -30.3 28.92 8 9 201 11 -013 047024028 M19M19M20 000 35 30 23 -21.9 -29.9 28.92 7 8 207 17 -014 048023028 M19M19M20 000 36 31 00 -22.2 -29.8 28.91 7 8 223 33 -012 050023028 M19M19M20 000 37 31 01 -22.2 -29.8 28.90 7 8 231 41 016 050024029 M19M19M20 000 38 31 02 -22.0 -29.9 28.88 8 9 228 39 012 049024029 M19M19M20 000 39 31 03 -21.8 -29.6 28.86 8 9 219 29 -014 049023029 M18M19M20 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.