USAP Black Island site lat/lon = (-78.1274,166.1499) cell lat/lon = (-78.1146,166.1538) Forecast initialized at 2026-01-13/12 UTC MPAS cell scale: 2.4 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 13 12 -12.7 -14.8 29.09 3 4 117 283 004 88 76 75 -10-10-10 000 1 13 13 -15.3 -15.3 29.09 6 6 99 265 000 114 79 84 -10-10-10 000 2 13 14 -14.6 -14.6 29.10 4 5 98 264 -001 107 80 87 -10-10-10 000 3 13 15 -13.8 -14.1 29.11 3 4 102 268 000 103 82 90 -10-10-10 000 4 13 16 -13.2 -14.3 29.10 3 3 145 311 000 97 81 93 -10-10-10 000 5 13 17 -15.4 -15.4 29.11 5 5 182 348 001 108 80 95 -10-10-10 000 6 13 18 -14.4 -14.4 29.12 5 5 186 352 001 108 78101 -10-10-10 000 7 13 19 -13.4 -14.8 29.10 3 3 166 332 000 98 77108 -10-10-10 000 8 13 20 -12.5 -14.4 29.13 1 1 124 290 001 97 80111 -10-10-10 000 9 13 21 -11.6 -13.9 29.13 0 0 87 253 000 93 80112 -10-10-10 000 10 13 22 -11.2 -13.6 29.13 0 0 45 211 001 92 75105 -10-10 -9 000 11 13 23 -10.7 -13.4 29.11 1 1 326 132 000 90 74105 -10-10 -9 000 12 14 00 -10.0 -13.8 29.11 0 2 147 313 000 82 76 98 -10 -9 -9 000 13 14 01 -9.5 -13.6 29.11 1 2 11 177 000 80 78 95 -10 -9 -9 000 14 14 02 -9.2 -13.1 29.11 0 2 66 232 000 81 80 86 -9 -9 -9 000 15 14 03 -8.6 -13.7 29.11 1 3 87 254 000 73 85 81 -9 -8 -9 000 16 14 04 -8.6 -11.8 29.11 2 2 64 230 000 84 84 91 -9 -8 -8 000 17 14 05 -8.6 -11.1 29.10 2 4 68 234 001 89 85102 -8 -8 -8 000 18 14 06 -8.5 -11.2 29.08 2 4 93 260 000 87 87104 -8 -8 -8 000 19 14 07 -8.5 -11.1 29.08 3 4 99 265 -001 86 87 63 -7 -8 -8 000 20 14 08 -8.8 -10.4 29.08 3 4 121 288 -002 90 91 60 -7 -8 -8 000 21 14 09 -9.4 -11.2 29.08 3 4 156 322 000 90 97 88 -7 -8 -8 000 22 14 10 -11.0 -11.7 29.07 4 4 168 335 000 95 98 96 -7 -7 -8 000 23 14 11 -9.8 -9.8 29.06 4 4 128 294 001 102 94 76 -7 -7 -8 000 24 14 12 -10.4 -10.7 29.05 4 4 129 295 -002 101 98 74 -8 -8 -8 000 25 14 13 -10.6 -10.6 29.05 5 5 124 290 -001 109 95 58 -6 -7 -8 000 26 14 14 -10.7 -10.7 29.05 4 5 84 250 -002 109 96 58 -6 -7 -8 000 27 14 15 -10.8 -10.8 29.04 3 3 86 253 -006 110 93 56 -7 -7 -8 000 28 14 16 -11.4 -11.4 29.04 4 4 68 234 -003 110 92 56 -7 -7 -8 000 29 14 17 -12.2 -12.2 29.04 2 3 65 232 -002 112 93 49 -7 -7 -8 000 30 14 18 -10.7 -10.7 29.04 2 3 82 248 -002 110 93 45 -7 -7 -8 000 31 14 19 -10.7 -10.7 29.04 2 2 67 233 000 110 97 53 -7 -7 -8 000 32 14 20 -10.3 -10.4 29.04 3 3 69 235 000 110 91 59 -7 -7 -8 000 33 14 21 -9.2 -9.4 29.04 3 4 78 244 -002 108 87 67 -7 -7 -8 000 34 14 22 -8.0 -8.8 29.04 3 3 77 243 000 102 83 59 -7 -7 -8 000 35 14 23 -7.2 -8.7 29.04 3 8 65 231 000 96 76 84 -6 -7 -8 000 36 15 00 -6.2 -8.8 29.04 1 9 56 222 000 88 89 73 -6 -7 -7 000 37 15 01 -5.5 -9.1 29.04 1 8 43 209 000 80 91 67 -6 -6 -7 000 38 15 02 -4.8 -9.6 29.04 1 10 159 325 000 73 88 89 -5 -6 -7 000 39 15 03 -4.3 -8.9 29.04 1 8 42 209 000 74 87106 -5 -6 -7 000 40 15 04 -3.8 -8.2 29.04 0 6 337 143 000 74 86108 -5 -6 -7 000 41 15 05 -4.0 -8.3 29.03 1 4 198 4 000 74 88110 -4 -5 -7 000 42 15 06 -4.2 -8.2 29.04 3 4 155 321 003 77103110 -4 -6 -7 000 43 15 07 -3.6 -5.1 29.04 5 5 43 209 000 93103109 -5 -6 -6 000 44 15 08 -5.4 -5.4 29.04 4 4 50 216 000 101 80103 -5 -6 -7 000 45 15 09 -5.4 -5.4 29.04 2 4 50 216 000 105 88107 -5 -6 -7 000 46 15 10 -6.6 -6.6 29.04 1 1 159 325 000 106 83105 -5 -6 -7 000 47 15 11 -7.3 -7.3 29.05 3 3 199 6 -001 107 87106 -6 -6 -6 000 48 15 12 -8.4 -8.4 29.05 4 6 204 10 -005 107 87107 -5 -6 -7 000 49 15 13 -9.6 -9.6 29.05 4 6 152 319 -002 108 97 95 -5 -6 -7 000 50 15 14 -9.5 -9.5 29.05 2 2 144 310 -001 109 98104 -5 -6 -7 000 51 15 15 -11.3 -11.3 29.06 2 2 261 67 -001 111 98101 -5 -6 -7 000 52 15 16 -10.1 -10.2 29.06 5 5 218 24 000 110 95 98 -5 -6 -7 000 53 15 17 -10.3 -10.4 29.07 4 4 208 14 000 110 92 83 -5 -6 -7 000 54 15 18 -9.6 -9.6 29.07 2 3 233 39 -001 109 89 85 -6 -6 -7 000 55 15 19 -8.5 -8.6 29.06 2 3 297 103 000 108 86 92 -6 -6 -7 000 56 15 20 -8.0 -8.1 29.07 3 3 315 121 -001 108 84 95 -7 -6 -7 000 57 15 21 -7.2 -7.8 29.08 2 2 335 141 000 103 86 86 -6 -6 -7 000 58 15 22 -6.2 -7.5 29.09 3 3 1 167 001 97 81 79 -6 -6 -6 000 59 15 23 -5.5 -7.4 29.09 5 5 345 151 000 92 81 79 -6 -6 -7 000 60 16 00 -4.4 -8.2 29.08 4 4 343 149 000 79 72 91 -5 -5 -6 000 61 16 01 -3.7 -9.8 29.08 2 3 330 136 000 66 75100 -5 -5 -6 000 62 16 02 -3.4 -10.8 29.08 2 2 36 202 000 59 74102 -5 -5 -6 000 63 16 03 -3.1 -11.4 29.08 1 3 311 117 000 54 64102 -4 -5 -7 000 64 16 04 -3.3 -10.4 29.08 2 2 350 157 000 60 70101 -5 -6 -7 000 65 16 05 -3.3 -10.2 29.08 1 2 343 149 -001 61 74101 -5 -6 -7 001 66 16 06 -3.5 -8.9 29.08 4 4 323 130 000 69 75 99 -5 -5 -7 000 67 16 07 -3.7 -9.3 29.08 4 5 333 139 000 68 77 99 -5 -5 -7 000 68 16 08 -3.9 -9.5 29.08 3 4 18 184 -002 68 79 97 -5 -5 -7 000 69 16 09 -4.3 -9.5 29.09 2 4 312 118 000 70 80 98 -5 -5 -6 000 70 16 10 -5.1 -10.0 29.09 5 6 317 123 000 72 80105 -5 -5 -7 000 71 16 11 -5.9 -9.8 29.09 4 6 349 155 001 75 82106 -5 -6 -7 000 72 16 12 -7.7 -9.3 29.09 2 4 266 72 000 92 76104 -5 -5 -7 000 73 16 13 -6.1 -13.8 29.08 3 3 158 324 000 54 82103 -5 -6 -7 000 74 16 14 -7.4 -13.6 29.08 1 2 156 322 000 64 81103 -5 -6 -7 000 75 16 15 -8.8 -14.1 29.07 3 4 244 50 -001 71 72107 -5 -6 -7 000 76 16 16 -9.1 -13.1 29.07 3 4 228 34 000 79 71108 -5 -6 -7 000 77 16 17 -9.1 -13.6 29.07 3 3 204 11 000 77 81109 -5 -6 -6 000 78 16 18 -8.0 -13.3 29.07 2 2 193 359 001 71 95109 -5 -6 -6 000 79 16 19 -6.7 -12.6 29.07 1 1 224 30 000 67103109 -5 -6 -6 000 80 16 20 -5.8 -11.1 29.07 1 2 243 49 000 71101105 -6 -6 -6 000 81 16 21 -5.0 -9.5 29.07 2 2 245 52 000 75105108 -5 -6 -6 000 82 16 22 -4.3 -8.7 29.07 1 3 233 39 000 75105108 -5 -6 -6 000 83 16 23 -3.7 -7.9 29.07 1 3 234 40 000 76104105 -5 -5 -6 000 84 17 00 -3.2 -7.5 29.06 1 4 209 15 000 75103104 -4 -5 -7 000 85 17 01 -2.8 -6.8 29.06 2 5 211 17 000 76102 97 -4 -5 -6 000 86 17 02 -2.6 -6.3 29.05 3 6 202 8 000 78 99 96 -4 -5 -6 000 87 17 03 -2.3 -5.6 29.05 2 5 181 347 000 81 98 95 -3 -5 -6 000 88 17 04 -2.3 -4.4 29.04 2 3 69 236 000 88105 92 -3 -5 -6 000 89 17 05 -2.0 -4.2 29.04 2 4 111 277 000 87105 95 -3 -5 -6 000 90 17 06 -2.0 -4.1 29.03 2 6 97 263 000 88104100 -3 -4 -5 000 91 17 07 -2.4 -4.5 29.03 2 5 95 262 000 88 99100 -3 -4 -6 000 92 17 08 -2.5 -4.9 29.03 2 4 106 272 000 86 98 95 -3 -4 -5 000 93 17 09 -2.2 -5.1 29.03 2 5 141 307 000 82105101 -3 -5 -5 000 94 17 10 -3.8 -4.6 29.03 4 6 128 294 000 92 99100 -3 -5 -5 000 95 17 11 -3.6 -4.7 29.04 4 7 114 280 000 93 95100 -4 -4 -5 000 96 17 12 -3.8 -5.3 29.04 4 6 157 323 001 89 90 95 -3 -4 -5 000 97 17 13 -5.9 -5.9 29.03 5 5 197 3 000 105 90 94 -3 -4 -5 000 98 17 14 -5.0 -5.6 29.03 4 5 179 345 000 97 90 97 -3 -4 -5 000 99 17 15 -4.2 -7.4 29.03 3 5 103 269 001 81 95104 -4 -4 -5 000 100 17 16 -6.4 -7.0 29.04 3 3 85 251 000 98 98102 -3 -4 -5 000 101 17 17 -5.7 -5.8 29.04 1 1 130 296 000 104 97 90 -5 -4 -6 000 102 17 18 -5.1 -5.4 29.05 0 1 21 188 000 103103 96 -5 -5 -5 000 103 17 19 -4.7 -5.6 29.05 1 3 353 160 001 98102 92 -5 -5 -5 000 104 17 20 -4.3 -5.4 29.05 2 3 345 151 000 96103 98 -5 -5 -5 000 105 17 21 -4.2 -4.8 29.06 2 7 18 184 000 100 95105 -4 -5 -6 000 106 17 22 -3.3 -9.2 29.06 7 9 100 266 002 66 78103 -4 -5 -6 000 107 17 23 -3.1 -6.6 29.05 4 6 115 281 002 80 71 98 -4 -5 -6 000 108 18 00 -3.1 -7.6 29.05 1 3 101 267 000 73 67 89 -4 -5 -6 000 109 18 01 -3.0 -9.2 29.04 2 4 290 97 -001 64 80100 -4 -6 -7 000 110 18 02 -4.2 -8.8 29.04 4 4 304 110 000 74 64106 -5 -5 -6 000 111 18 03 -3.8 -9.1 29.03 1 3 324 131 000 70 62103 -5 -5 -6 000 112 18 04 -3.9 -8.1 29.02 3 3 37 203 -001 76 67104 -5 -5 -6 000 113 18 05 -3.9 -7.5 29.01 3 3 58 224 -001 80 73104 -5 -6 -6 000 114 18 06 -4.3 -8.3 29.01 4 4 54 220 001 78 70105 -5 -5 -7 000 115 18 07 -5.4 -9.6 29.00 3 5 55 221 000 76 75 98 -5 -6 -7 000 116 18 08 -6.5 -9.7 29.00 4 6 100 266 000 79 68102 -5 -5 -6 000 117 18 09 -6.9 -9.8 28.99 4 5 105 272 -001 77 66101 -5 -6 -6 000 118 18 10 -7.0 -9.8 28.99 4 4 106 272 001 80 71 92 -5 -6 -6 000 119 18 11 -7.4 -10.1 28.99 4 5 107 274 -002 81 85 91 -5 -6 -7 000 120 18 12 -8.3 -10.0 28.99 4 4 133 299 -001 88 86100 -6 -6 -7 000 * 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.