USAP Cape Hallett (CPH) site lat/lon = (-72.3167,170.2667) cell lat/lon = (-72.3073,170.2876) Forecast initialized at 2025-09-19/00 UTC MPAS cell scale: 2.5 km 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) (*) 0 19 00 -20.5 -24.0 28.88 2 2 172 342 -001 91 92 69 -19-19-19 000 1 19 01 -16.9 -18.9 28.84 0 1 103 273 001 88 75 59 -18-18-19 000 2 19 02 -17.1 -19.9 28.83 3 5 138 309 000 89 85 60 -18-18-19 000 3 19 03 -17.3 -19.4 28.81 3 4 304 114 000 96103 54 -19-19-19 000 4 19 04 -17.5 -19.4 28.79 2 3 275 85 003 99 95 60 -18-18-18 000 5 19 05 -23.9 -57.0 28.77 4 4 308 119 -001 104 96 53 -18-18-18 000 6 19 06 -29.2 -93.5 28.75 2 2 274 84 -001 109101 60 -19-19-18 000 7 19 07 -29.4 -93.5 28.74 1 1 183 353 -001 111107 63 -18-19-18 000 8 19 08 -26.2 -93.6 28.73 5 5 149 320 001 104101 66 -19-19-18 000 9 19 09 -23.1 -27.7 28.70 6 8 144 315 001 121 98 67 -19-19-18 000 10 19 10 -19.9 -19.9 28.68 8 10 141 311 000 121107 67 -20-19-19 000 11 19 11 -19.7 -19.7 28.71 9 10 142 313 000 121103 65 -20-19-19 000 12 19 12 -19.8 -19.8 28.68 9 11 147 318 001 122100 65 -20-20-19 000 13 19 13 -19.7 -19.7 28.66 9 11 137 307 000 122115 77 -21-20-20 000 14 19 14 -18.8 -18.8 28.66 10 13 134 304 000 121123 86 -21-21-20 000 15 19 15 -18.7 -18.7 28.66 11 12 137 308 -002 116123 86 -20-21-21 001 16 19 16 -18.9 -19.5 28.66 7 9 153 323 003 110124 92 -20-22-22 001 17 19 17 -21.4 -23.7 28.67 6 8 161 331 -006 111124 86 -21-22-23 001 18 19 18 -26.9 -93.6 28.67 5 8 166 336 -005 112123 79 -21-22-23 000 19 19 19 -28.3 -93.5 28.67 4 4 165 335 -004 113124 77 -21-23-23 001 20 19 20 -20.1 -20.6 28.67 1 5 182 352 002 110125 77 -22-23-24 001 21 19 21 -20.1 -20.7 28.67 1 7 161 331 007 108121 76 -22-23-24 001 22 19 22 -20.2 -20.7 28.68 2 8 167 337 010 107116 79 -22-23-24 000 23 19 23 -20.5 -21.3 28.69 4 8 162 332 017 108107 83 -22-23-24 000 24 20 00 -20.1 -20.7 28.69 8 10 151 322 022 108 99 85 -22-22-23 000 25 20 01 -20.2 -20.4 28.69 12 13 147 317 009 110107 88 -22-22-23 000 26 20 02 -20.0 -20.3 28.71 11 12 145 316 004 110107 90 -21-22-23 000 27 20 03 -19.9 -20.1 28.72 11 11 146 316 007 111104 84 -21-22-23 000 28 20 04 -20.0 -20.3 28.72 11 12 147 317 011 111103 81 -21-22-22 000 29 20 05 -20.2 -20.7 28.72 11 11 148 318 005 110106 79 -21-22-22 000 30 20 06 -20.7 -21.4 28.73 10 11 152 322 -002 108113 71 -21-22-23 000 31 20 07 -21.0 -21.5 28.75 10 11 155 325 -009 110114 68 -21-22-23 000 32 20 08 -21.2 -21.4 28.77 11 12 156 326 -008 112115 71 -21-22-23 000 33 20 09 -21.3 -21.5 28.77 11 13 157 327 -009 112115 73 -21-22-23 000 34 20 10 -21.2 -21.7 28.79 11 12 158 328 000 109114 71 -21-22-23 000 35 20 11 -21.3 -21.8 28.81 9 11 160 330 014 110107 67 -22-22-23 000 36 20 12 -21.6 -21.8 28.83 7 10 161 331 019 115107 68 -22-22-23 000 37 20 13 -22.2 -22.6 28.86 5 8 162 332 013 119111 72 -22-22-23 000 38 20 14 -22.3 -22.8 28.88 4 7 162 332 007 120114 71 -22-22-23 000 39 20 15 -29.8 -93.4 28.90 1 6 170 341 000 121119 74 -23-23-23 000 40 20 16 -32.6 -93.3 28.92 1 7 174 344 -003 121115 74 -23-23-23 000 41 20 17 -32.4 -93.3 28.95 1 8 214 24 -002 122114 77 -23-22-23 000 42 20 18 -32.7 -93.3 28.96 1 8 234 44 -005 122115 80 -23-22-22 000 43 20 19 -22.4 -22.4 28.99 2 8 262 72 000 125113 79 -23-22-22 000 44 20 20 -21.9 -21.9 29.01 1 9 271 81 009 124109 74 -23-22-22 000 45 20 21 -21.6 -21.6 29.04 2 9 286 96 007 124112 77 -23-22-22 000 46 20 22 -20.8 -20.8 29.06 2 8 278 88 000 116115 78 -22-22-22 000 47 20 23 -20.2 -20.6 29.08 3 9 286 96 -001 111120 78 -22-22-22 000 48 21 00 -19.6 -20.4 29.11 3 8 288 98 -002 105122 77 -21-22-22 000 49 21 01 -19.3 -20.7 29.13 3 9 281 92 000 100121 82 -21-22-22 000 50 21 02 -18.8 -20.7 29.14 2 9 264 75 001 95117 95 -21-22-22 000 51 21 03 -18.5 -20.3 29.15 2 7 251 62 001 94116 95 -20-21-22 000 52 21 04 -18.5 -20.4 29.17 2 8 235 45 003 95115 95 -20-21-22 000 53 21 05 -19.3 -21.5 29.18 2 6 241 52 002 97114101 -20-21-22 000 54 21 06 -29.0 -93.4 29.20 1 4 264 74 001 101114106 -20-21-22 000 55 21 07 -30.5 -93.3 29.21 1 4 226 36 000 111111107 -21-21-22 000 56 21 08 -30.8 -93.3 29.22 2 4 197 7 000 117111110 -21-21-22 000 57 21 09 -29.3 -93.4 29.23 3 7 177 347 000 110110108 -21-21-22 000 58 21 10 -30.4 -93.3 29.23 3 6 197 8 001 107113 98 -21-21-22 000 59 21 11 -29.7 -93.3 29.24 3 4 256 66 001 124116 99 -21-22-22 000 60 21 12 -32.6 -93.2 29.25 2 4 260 70 000 124118 97 -21-22-22 000 61 21 13 -32.4 -93.2 29.25 2 6 253 63 000 124106 92 -21-21-22 000 62 21 14 -32.2 -93.2 29.25 2 5 250 60 000 121103 92 -21-21-21 000 63 21 15 -31.8 -93.3 29.24 1 1 226 36 001 117 99 91 -21-21-21 000 64 21 16 -31.6 -93.3 29.24 3 3 265 75 000 124 96 82 -20-21-21 000 65 21 17 -22.5 -22.8 29.23 3 4 274 84 000 124 95 79 -20-21-21 000 66 21 18 -29.0 -93.4 29.23 3 5 280 90 001 124 93 73 -20-20-20 000 67 21 19 -30.3 -93.3 29.23 3 4 301 111 002 123 93 69 -20-20-20 000 68 21 20 -21.8 -21.8 29.23 3 4 291 101 002 124 87 64 -20-20-20 000 69 21 21 -19.7 -21.6 29.23 5 6 279 89 002 98 83 61 -19-20-20 000 70 21 22 -19.5 -20.1 29.22 5 6 303 113 001 110 73 62 -19-19-19 000 71 21 23 -18.5 -19.6 29.21 4 5 308 118 000 104 75 59 -19-19-20 000 72 22 00 -18.0 -19.3 29.21 4 4 306 116 -004 103 70 58 -18-19-19 000 73 22 01 -17.1 -19.9 29.21 5 5 314 124 -004 88 68 60 -18-18-19 000 74 22 02 -16.6 -19.9 29.21 3 4 325 136 -015 84 62 70 -17-18-18 000 75 22 03 -16.4 -19.5 29.22 5 5 296 106 -002 87 76 73 -17-18-19 000 76 22 04 -16.9 -20.4 29.23 6 6 308 118 005 83 83 67 -17-18-19 000 77 22 05 -17.4 -20.8 29.24 8 9 277 88 -009 83 70 65 -17-18-18 000 78 22 06 -19.9 -26.3 29.23 7 9 271 81 -005 81 65 65 -17-18-18 000 79 22 07 -25.6 -93.5 29.23 5 8 279 89 000 72 57 62 -17-17-18 000 80 22 08 -24.5 -93.6 29.23 6 8 285 95 000 64 54 57 -16-17-17 000 81 22 09 -23.6 -93.6 29.23 6 7 285 96 011 59 51 51 -16-17-17 000 82 22 10 -27.1 -93.5 29.23 4 6 286 97 006 75 47 50 -16-16-17 000 83 22 11 -28.1 -93.4 29.24 2 3 283 94 000 74 46 51 -16-16-17 000 84 22 12 -26.6 -93.5 29.24 3 3 226 37 -005 43 45 54 -16-16-17 000 85 22 13 -23.5 -93.6 29.24 6 6 259 70 -002 59 44 53 -16-16-17 000 86 22 14 -21.9 -93.7 29.25 7 8 261 72 -001 54 44 53 -16-16-17 000 87 22 15 -23.2 -93.6 29.26 6 7 248 58 001 44 41 55 -15-16-17 000 88 22 16 -24.4 -93.6 29.27 5 5 164 335 003 53 41 58 -15-16-17 000 89 22 17 -22.9 -93.7 29.28 6 6 181 351 002 49 42 55 -15-16-17 000 90 22 18 -24.4 -93.6 29.28 5 5 167 337 -002 66 43 58 -15-16-17 000 91 22 19 -27.3 -93.4 29.29 1 4 133 303 002 74 52 52 -16-17-18 000 92 22 20 -20.7 -37.5 29.29 6 6 272 82 000 66 48 45 -17-17-18 000 93 22 21 -16.3 -21.0 29.28 8 10 285 95 -002 72 45 49 -16-17-17 000 94 22 22 -14.8 -21.0 29.28 8 12 221 31 000 61 44 55 -15-16-17 000 95 22 23 -15.7 -18.6 29.31 8 8 155 325 -005 86 61 68 -16-17-18 000 96 23 00 -15.3 -18.1 29.31 5 6 123 293 001 88 62 65 -17-18-18 000 97 23 01 -15.4 -19.9 29.32 3 3 146 316 002 75 75 66 -17-18-19 000 98 23 02 -15.2 -17.8 29.32 1 2 180 350 001 87 83 64 -17-18-19 000 99 23 03 -15.5 -19.3 29.31 2 3 252 62 003 80104 66 -17-18-19 000 100 23 04 -16.4 -21.3 29.30 2 3 199 10 000 77 93 65 -17-18-19 000 101 23 05 -21.9 -46.1 29.29 4 4 163 333 -005 92 90 68 -17-18-19 000 102 23 06 -23.6 -93.6 29.29 5 5 158 328 -003 83 98 73 -17-19-20 000 103 23 07 -24.1 -43.3 29.29 6 6 147 318 -004 111104 80 -18-19-20 000 104 23 08 -24.1 -93.6 29.28 4 4 173 344 -004 111 98 86 -18-19-20 000 105 23 09 -26.1 -93.5 29.27 2 2 221 31 -001 95 98 88 -18-19-21 000 106 23 10 -27.5 -93.4 29.27 3 3 235 45 -002 92108106 -19-20-21 000 107 23 11 -22.9 -34.6 29.26 6 6 236 46 -004 96106117 -19-19-21 001 108 23 12 -22.9 -37.2 29.25 7 7 229 39 -006 88 99120 -18-19-20 001 109 23 13 -20.2 -20.2 29.25 7 7 164 335 -005 122104122 -19-20-21 000 110 23 14 -30.5 -93.3 29.25 2 3 169 339 -003 100105119 -20-20-21 000 111 23 15 -31.2 -93.3 29.24 1 2 172 342 -003 97 99116 -20-20-21 000 112 23 16 -32.4 -93.2 29.24 3 3 255 65 -005 117 89112 -20-21-21 000 113 23 17 -32.0 -93.2 29.23 1 1 252 62 -006 100 92110 -20-21-21 000 114 23 18 -32.5 -93.2 29.23 2 2 258 68 -004 94108110 -21-21-21 000 115 23 19 -31.4 -93.3 29.22 3 3 263 74 -002 104116108 -20-21-22 000 116 23 20 -20.7 -21.6 29.22 3 3 263 73 -003 114119107 -20-21-22 000 117 23 21 -19.6 -20.4 29.22 3 3 250 60 -007 110120111 -20-21-22 000 118 23 22 -18.8 -19.5 29.22 2 2 163 333 -010 107120113 -20-21-22 000 119 23 23 -18.9 -19.8 29.22 4 4 139 309 -010 108118119 -21-21-22 001 120 24 00 -18.7 -19.4 29.21 3 3 144 314 -010 108116116 -20-21-22 000 * 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.