USAP Cape Hallett (CPH) site lat/lon = (-72.3167,170.2667) cell lat/lon = (-72.3073,170.2876) Forecast initialized at 2026-06-10/12 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 10 12 -30.6 -35.1 29.34 4 4 196 6 000 91 94 44 -28-28-27 000 1 10 13 -32.7 -37.6 29.32 4 4 114 284 000 93 65 38 -27-26-25 000 2 10 14 -35.5 -36.7 29.31 5 6 329 139 003 137 80 20 -28-27-25 000 3 10 15 -34.0 -36.1 29.30 3 5 281 91 007 122 80 26 -28-26-25 000 4 10 16 -33.3 -36.5 29.30 1 2 285 95 -013 111 60 18 -28-26-24 000 5 10 17 -31.9 -35.6 29.29 2 2 270 80 -009 107 48 14 -26-23-22 000 6 10 18 -34.5 -35.8 29.26 2 2 27 197 005 93 41 15 -26-23-21 000 7 10 19 -33.9 -33.9 29.28 5 5 324 134 005 136 45 16 -26-23-21 000 8 10 20 -36.7 -38.6 29.25 4 5 346 157 018 126 51 17 -27-23-21 000 9 10 21 -35.7 -38.4 29.24 4 8 299 110 -002 114 58 18 -28-24-20 000 10 10 22 -34.6 -34.6 29.21 4 9 300 111 -010 122 52 13 -28-23-20 000 11 10 23 -33.0 -35.3 29.19 2 8 277 88 008 118 50 15 -28-23-20 000 12 11 00 -32.1 -32.1 29.18 1 10 306 117 005 127 51 14 -28-23-20 000 13 11 01 -29.6 -30.7 29.15 1 11 191 1 -001 112 56 12 -28-24-21 000 14 11 02 -28.6 -30.8 29.13 3 9 163 333 001 109 53 11 -28-24-21 000 15 11 03 -27.6 -29.8 29.11 3 8 156 326 001 111 60 14 -28-24-21 000 16 11 04 -26.9 -28.5 29.09 6 7 151 321 000 118 76 17 -27-26-22 000 17 11 05 -26.8 -27.8 29.08 7 7 157 327 000 123108 19 -26-27-25 000 18 11 06 -26.7 -27.8 29.06 8 9 153 323 -001 122105 32 -26-26-26 000 19 11 07 -26.7 -29.0 29.04 9 12 151 321 -001 107104 73 -26-26-25 003 20 11 08 -26.9 -29.6 29.03 10 14 147 317 000 102 97 99 -26-26-25 015 21 11 09 -26.5 -29.1 29.02 12 18 144 315 -002 103 97104 -26-26-25 017 22 11 10 -26.5 -29.2 29.02 13 18 148 318 -001 102 97104 -26-26-25 012 23 11 11 -26.4 -29.4 29.01 10 15 153 324 000 98 98104 -26-26-26 012 24 11 12 -26.8 -28.7 29.01 4 16 175 345 000 99103108 -26-26-26 013 25 11 13 -26.2 -27.9 29.01 7 14 287 98 001 104107109 -26-26-26 009 26 11 14 -26.2 -27.0 29.00 7 14 302 112 -001 109108107 -25-26-26 008 27 11 15 -26.2 -26.7 28.98 7 10 323 133 -003 110103109 -25-25-26 006 28 11 16 -25.5 -28.1 28.97 7 10 342 152 000 104 96109 -24-25-25 004 29 11 17 -25.6 -28.1 28.96 9 9 349 159 -001 104 96109 -24-25-25 004 30 11 18 -26.5 -29.3 28.96 7 9 6 176 000 99 95110 -24-25-25 003 31 11 19 -26.7 -27.0 28.96 2 8 265 76 -001 105 92114 -24-24-25 002 32 11 20 -26.5 -27.2 28.95 2 5 279 89 000 108 94111 -24-25-25 002 33 11 21 -25.7 -27.9 28.94 3 8 197 7 000 99 93107 -24-24-25 004 34 11 22 -25.2 -28.2 28.93 5 10 186 356 000 96 93106 -24-24-25 005 35 11 23 -25.0 -26.9 28.93 6 11 171 342 000 96 92106 -23-24-25 006 36 12 00 -24.4 -27.9 28.93 8 12 171 342 000 90 86104 -23-24-25 004 37 12 01 -24.1 -27.5 28.93 9 12 163 333 001 88 89103 -23-24-25 003 38 12 02 -24.1 -28.2 28.93 11 14 161 331 000 84 84104 -23-24-25 001 39 12 03 -24.2 -28.4 28.93 13 17 157 327 000 83 86104 -23-24-25 000 40 12 04 -24.5 -28.8 28.93 13 16 155 325 000 83 87102 -24-24-25 001 41 12 05 -24.9 -29.0 28.94 12 15 153 323 000 85 90102 -24-25-26 000 42 12 06 -26.2 -30.0 28.94 10 13 149 319 000 89 99102 -24-25-26 001 43 12 07 -28.8 -33.1 28.94 7 12 145 315 000 92 95102 -24-25-26 000 44 12 08 -29.5 -29.5 28.95 3 10 346 156 000 103 88101 -25-26-27 000 45 12 09 -29.1 -29.1 28.95 6 9 6 176 000 100 84 99 -25-25-26 000 46 12 10 -29.3 -32.5 28.96 6 6 9 180 000 108 96101 -25-26-27 000 47 12 11 -29.0 -29.0 28.96 8 8 350 160 000 104 88 97 -26-26-27 000 48 12 12 -30.2 -30.9 28.97 4 11 38 208 000 95 94100 -26-27-28 000 49 12 13 -31.1 -35.8 28.99 5 13 147 317 000 90 94100 -26-27-28 000 50 12 14 -31.1 -31.4 29.00 2 5 351 162 000 98 97 98 -27-28-29 000 51 12 15 -30.8 -34.3 29.01 6 6 354 165 000 105 96 97 -27-28-29 000 52 12 16 -30.8 -30.8 29.02 5 5 3 173 000 107109100 -28-28-29 000 53 12 17 -30.9 -31.8 29.02 3 3 10 181 000 93102102 -28-28-29 000 54 12 18 -30.6 -33.4 29.02 3 5 301 111 000 110103 99 -28-29-29 000 55 12 19 -29.9 -29.9 29.02 1 1 315 126 000 130112106 -28-29-29 000 56 12 20 -30.0 -30.0 29.03 2 6 300 110 000 130 98102 -28-29-29 000 57 12 21 -29.2 -29.7 29.04 4 4 298 108 000 127102103 -28-29-29 000 58 12 22 -28.4 -30.0 29.05 5 8 335 146 -001 118100 99 -28-29-29 001 59 12 23 -27.9 -30.1 29.06 4 4 316 127 000 110108103 -28-29-30 001 60 13 00 -27.7 -29.9 29.07 3 3 10 181 000 108106102 -28-29-30 007 61 13 01 -27.9 -31.4 29.07 2 4 42 212 000 92 98104 -28-29-29 003 62 13 02 -28.0 -31.3 29.08 1 9 181 351 000 91 97104 -27-28-29 002 63 13 03 -27.1 -30.6 29.09 8 12 154 324 000 94 98105 -27-28-29 004 64 13 04 -27.4 -30.8 29.10 5 9 174 344 000 93100110 -27-28-29 004 65 13 05 -27.2 -29.9 29.12 4 5 329 139 -001 103108106 -27-28-30 006 66 13 06 -27.4 -29.6 29.13 2 2 50 220 000 100111105 -27-29-30 010 67 13 07 -27.4 -29.7 29.13 0 1 301 111 000 99104105 -27-28-29 010 68 13 08 -27.1 -29.1 29.14 1 2 345 155 000 101110106 -27-28-30 009 69 13 09 -27.3 -29.7 29.14 2 6 18 188 000 101108111 -27-29-30 011 70 13 10 -27.2 -29.2 29.15 2 4 330 141 000 101109111 -27-29-30 009 71 13 11 -27.2 -29.3 29.16 0 3 63 233 000 100108109 -27-28-30 010 72 13 12 -27.4 -29.9 29.16 1 4 152 323 000 98104111 -27-28-29 010 73 13 13 -27.3 -30.0 29.16 2 4 163 333 000 97107111 -27-28-30 008 74 13 14 -27.3 -30.5 29.16 3 7 148 318 000 96102111 -27-28-29 008 75 13 15 -27.2 -30.6 29.16 4 10 163 334 -001 94101108 -27-28-29 006 76 13 16 -26.9 -30.2 29.15 6 11 158 328 000 95102109 -27-28-29 007 77 13 17 -26.8 -30.1 29.14 7 12 156 326 000 95101110 -27-28-29 007 78 13 18 -27.1 -30.5 29.13 4 9 175 345 -001 93100111 -27-28-29 007 79 13 19 -27.1 -29.5 29.12 1 6 227 38 -001 97101111 -27-28-29 006 80 13 20 -27.2 -29.8 29.12 2 5 314 124 000 99102113 -27-28-29 007 81 13 21 -26.9 -29.8 29.11 4 7 319 129 -001 100103112 -27-28-29 007 82 13 22 -26.7 -29.5 29.11 4 8 317 127 -001 100104111 -27-28-29 008 83 13 23 -26.7 -29.6 29.10 4 7 321 132 -001 99103112 -27-28-29 008 84 14 00 -26.7 -29.7 29.08 4 9 319 129 -002 98101113 -27-28-29 006 85 14 01 -26.8 -29.8 29.07 4 10 305 115 -001 97100114 -27-28-29 004 86 14 02 -26.7 -28.9 29.06 0 8 317 128 -001 98 99112 -26-28-29 004 87 14 03 -26.9 -29.6 29.06 2 11 180 350 000 98 96114 -26-27-29 004 88 14 04 -26.6 -29.4 29.05 7 14 162 333 000 96 94112 -26-27-28 003 89 14 05 -26.7 -30.4 29.04 7 13 166 337 000 91 92110 -26-27-28 002 90 14 06 -27.4 -29.5 29.03 2 8 224 35 001 92 91109 -26-27-28 001 91 14 07 -26.9 -30.7 29.01 7 7 237 47 001 80 88100 -26-27-28 000 92 14 08 -25.7 -31.2 29.00 11 11 234 44 000 70 77 97 -25-27-28 000 93 14 09 -25.8 -31.7 28.99 9 9 229 39 -001 66 79 96 -26-27-28 000 94 14 10 -25.9 -31.5 28.99 9 9 229 40 -001 69 76 95 -26-27-28 000 95 14 11 -25.3 -31.2 28.97 11 11 229 39 -001 67 76 95 -25-26-27 000 96 14 12 -24.8 -32.4 28.96 10 10 228 38 -002 58 75 91 -25-26-27 000 97 14 13 -25.3 -31.7 28.94 7 7 217 28 -002 60 62 95 -24-25-27 000 98 14 14 -25.4 -31.7 28.94 4 4 213 24 -002 62 65 97 -24-25-27 000 99 14 15 -25.8 -31.7 28.93 3 4 207 17 001 64 67 98 -24-25-26 000 100 14 16 -26.3 -31.5 28.94 4 9 174 345 001 71 74104 -25-26-27 000 101 14 17 -26.1 -34.1 28.92 7 7 222 33 -002 53 59 90 -24-25-26 000 102 14 18 -22.7 -32.2 28.90 15 17 201 12 005 48 44 72 -22-23-24 000 103 14 19 -22.3 -31.2 28.90 15 16 203 13 010 44 43 72 -21-23-24 000 104 14 20 -22.5 -31.0 28.90 12 13 211 21 001 46 41 69 -21-23-24 000 105 14 21 -22.8 -31.0 28.90 11 11 216 26 -004 47 43 74 -21-23-24 000 106 14 22 -22.1 -32.0 28.90 18 19 202 12 008 47 39 67 -21-22-24 000 107 14 23 -21.4 -30.6 28.89 23 25 203 13 008 44 38 62 -21-22-23 000 108 15 00 -21.0 -30.1 28.89 17 18 192 2 017 44 39 64 -20-22-23 000 109 15 01 -21.2 -30.0 28.89 28 30 204 14 031 47 39 65 -20-21-23 000 110 15 02 -21.2 -29.8 28.89 29 32 206 16 051 48 38 64 -20-21-22 000 111 15 03 -20.8 -29.7 28.88 31 36 217 27 032 47 38 58 -20-21-22 000 112 15 04 -21.3 -30.3 28.86 47 55 210 20 003 46 37 55 -20-21-21 001 113 15 05 -21.2 -29.7 28.86 52 63 211 21 003 49 41 54 -21-21-21 001 114 15 06 -21.1 -29.0 28.87 48 58 213 23 010 53 44 56 -20-21-21 003 115 15 07 -20.6 -28.2 28.87 43 51 215 26 005 55 45 60 -20-20-21 004 116 15 08 -20.4 -28.0 28.86 47 55 216 26 022 55 47 57 -20-20-20 005 117 15 09 -20.3 -27.5 28.86 45 54 217 28 013 57 49 56 -20-20-20 005 118 15 10 -19.9 -27.4 28.86 44 54 217 28 016 55 45 54 -19-19-20 003 119 15 11 -19.2 -27.2 28.86 43 52 219 29 017 52 45 55 -19-19-19 002 120 15 12 -18.4 -26.4 28.85 45 54 217 27 013 52 42 52 -18-18-18 002 * 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.