USAP Cape Hallett (CPH) (lat, lon) = (-72.316667, 170.266667) Forecast initialized at 2025092900 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 00 -15.5 -20.5 29.41 1 1 112 282 -005 071064055 M17M17M18 000 01 29 01 -17.0 -19.9 29.36 9 11 91 261 060 078060051 M17M17M16 000 02 29 02 -16.8 -19.5 29.34 4 5 42 212 -004 080075053 M18M18M17 000 03 29 03 -16.4 -19.1 29.37 3 4 55 226 -026 080068056 M17M17M17 000 04 29 04 -16.3 -18.8 29.36 4 5 65 235 -033 081066055 M17M16M16 000 05 29 05 -16.7 -19.1 29.37 4 5 63 234 -007 082063052 M16M16M16 000 06 29 06 -17.1 -19.5 29.36 4 5 68 239 -028 082062052 M17M16M16 000 07 29 07 -17.5 -20.1 29.33 6 7 99 269 -029 080057052 M16M16M16 000 08 29 08 -17.7 -20.9 29.32 8 8 109 280 -006 077048050 M16M16M16 000 09 29 09 -18.1 -21.2 29.33 6 6 91 262 -017 077052049 M17M16M16 000 10 29 10 -17.8 -21.0 29.33 4 5 80 250 -014 076052048 M17M16M16 000 11 29 11 -17.6 -20.9 29.34 4 5 53 223 -021 076051046 M17M16M16 000 12 29 12 -17.6 -21.0 29.29 3 4 40 211 -027 076050046 M17M15M16 000 13 29 13 -18.0 -21.8 29.30 4 6 96 267 -016 073050048 M16M15M15 000 14 29 14 -18.2 -22.2 29.31 4 6 100 271 -024 071048047 M16M15M15 000 15 29 15 -18.3 -22.3 29.31 4 6 90 260 -024 071047046 M16M15M15 000 16 29 16 -18.1 -22.3 29.30 3 6 81 251 -020 070046045 M16M15M15 000 17 29 17 -18.2 -22.6 29.26 3 6 88 258 -016 069046045 M16M15M15 000 18 29 18 -18.5 -22.8 29.26 5 7 98 268 -015 069046044 M16M15M15 000 19 29 19 -18.5 -22.7 29.27 5 7 89 259 -012 070046044 M17M15M15 000 20 29 20 -18.6 -22.5 29.26 4 6 68 238 -017 071047045 M17M16M15 000 21 29 21 -17.9 -22.1 29.25 4 5 40 210 -031 071047045 M17M16M15 000 22 29 22 -17.5 -21.6 29.24 4 5 60 230 -021 071047045 M16M15M15 000 23 29 23 -17.3 -21.1 29.24 4 5 62 232 -020 072046045 M16M15M15 000 24 30 00 -17.1 -20.5 29.23 5 6 80 250 -012 075047045 M16M15M15 000 25 30 01 -16.8 -20.0 29.23 6 7 83 253 -018 076048046 M16M16M15 000 26 30 02 -16.6 -19.7 29.22 6 7 86 256 -012 077047047 M16M15M15 000 27 30 03 -16.4 -19.6 29.23 8 9 99 269 -015 077047047 M16M15M15 000 28 30 04 -16.6 -19.5 29.24 9 10 104 274 -016 078052048 M16M15M15 000 29 30 05 -17.0 -19.5 29.23 8 9 96 266 -021 081062051 M16M16M15 000 30 30 06 -17.5 -19.5 29.24 6 7 82 252 -023 084065053 M16M16M15 000 31 30 07 -17.5 -19.5 29.25 5 6 75 245 -024 085065054 M17M16M15 000 32 30 08 -17.3 -19.4 29.24 4 5 55 225 -020 084065055 M17M16M15 000 33 30 09 -17.4 -19.7 29.23 4 5 56 226 -019 083063056 M17M16M15 000 34 30 10 -17.8 -20.1 29.23 5 6 73 243 -017 083060056 M17M16M16 000 35 30 11 -18.3 -20.7 29.24 6 7 89 260 -015 082056057 M17M16M16 000 36 30 12 -18.5 -21.1 29.23 6 7 90 260 -012 080052058 M17M16M16 000 37 30 13 -18.4 -20.9 29.22 5 6 79 250 -020 081051058 M17M17M17 000 38 30 14 -18.4 -20.9 29.23 3 5 59 229 -025 081051057 M17M17M17 000 39 30 15 -18.5 -21.3 29.22 4 6 80 251 -014 079052056 M17M17M17 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.