USAP Black Island (lat, lon) = (-78.127433, 166.14995) Forecast initialized at 2025092900 AMPS 8km 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 -20.0 -27.2 29.36 4 5 4 170 007 067038018 M18M17M17 000 03 29 03 -20.6 -26.3 29.29 5 7 13 179 -009 061044025 M17M16M16 000 06 29 06 -20.5 -24.4 29.30 3 3 147 314 -025 071073035 M17M17M17 000 09 29 09 -23.4 -27.2 29.30 2 1 229 35 -009 071071052 M18M18M18 000 12 29 12 -22.4 -26.4 29.26 3 4 11 177 003 070076050 M18M18M17 000 15 29 15 -21.7 -23.2 29.26 3 6 5 171 -012 088068048 M18M17M17 000 18 29 18 -21.3 -22.2 29.26 1 2 218 24 -007 092061036 M18M17M17 000 21 29 21 -23.9 -26.6 29.27 4 5 183 349 -000 078061038 M19M18M17 000 24 30 00 -23.7 -27.3 29.27 2 3 37 203 001 073037021 M18M17M16 000 27 30 03 -22.0 -26.7 29.22 3 4 285 91 004 066030035 M16M16M16 000 30 30 06 -19.6 -27.2 29.21 5 4 241 47 -002 051040066 M15M15M16 000 33 30 09 -19.4 -24.5 29.19 4 3 221 27 -036 064048060 M15M15M16 000 36 30 12 -18.7 -22.2 29.16 7 6 219 25 023 074062065 M14M15M15 000 39 30 15 -18.4 -21.7 29.14 5 3 229 35 030 076058064 M13M14M14 000 42 30 18 -18.2 -21.8 29.12 4 15 339 145 -071 074056059 M12M12M13 000 45 30 21 -13.5 -17.1 29.04 23 48 201 7 280 074060059 M10M11M11 000 48 01 00 -9.4 -15.3 28.99 35 53 194 360 184 062045058 M09M10M11 001 51 01 03 -9.5 -14.6 29.00 36 53 192 358 -109 066044028 M10M10M11 000 54 01 06 -9.6 -15.3 29.00 30 47 187 353 -030 063040038 M09M10M11 000 57 01 09 -9.5 -14.9 29.00 24 39 197 4 107 065031037 M09M09M10 000 60 01 12 -9.4 -16.2 28.96 23 44 194 0 186 058033034 M09M09M10 000 63 01 15 -10.1 -16.2 28.93 32 53 179 345 146 061035040 M10M10M11 000 66 01 18 -10.7 -16.6 28.94 26 49 183 349 353 062038043 M10M10M11 000 69 01 21 -9.0 -15.0 28.93 31 51 191 357 387 062051062 M09M10M12 000 72 02 00 -8.8 -14.4 28.91 36 56 189 355 339 064053060 M09M10M12 000 75 02 03 -8.9 -13.6 28.91 37 56 185 351 222 069063065 M10M11M12 000 78 02 06 -10.5 -13.3 28.92 37 58 179 345 299 080078068 M11M12M13 003 81 02 09 -10.9 -14.0 28.92 38 61 180 347 311 078074065 M12M13M13 011 84 02 12 -11.3 -14.3 28.93 41 64 182 348 203 079073064 M12M13M13 011 87 02 15 -11.4 -16.8 28.97 36 58 178 344 320 064051059 M12M13M14 009 90 02 18 -11.3 -17.7 29.00 35 55 174 340 -103 059039049 M11M12M13 001 93 02 21 -11.0 -18.3 29.03 32 52 181 347 298 055033037 M11M12M12 000 96 03 00 -11.0 -18.5 29.07 26 45 184 351 250 054032040 M11M12M13 000 99 03 03 -11.4 -18.4 29.11 22 39 183 349 082 056036048 M12M13M14 000 102 03 06 -12.0 -18.4 29.14 16 33 178 344 083 059036046 M12M13M14 000 105 03 09 -13.1 -17.7 29.13 9 11 214 20 -093 069046042 M12M13M13 001 108 03 12 -17.9 -20.6 29.14 5 6 245 51 -064 080060043 M14M15M15 008 111 03 15 -17.4 -22.2 29.12 4 4 191 357 018 066050034 M14M14M15 000 114 03 18 -17.6 -24.0 29.07 4 4 170 336 003 057047035 M14M15M16 000 117 03 21 -18.0 -24.4 29.01 4 8 212 18 012 057040045 M15M15M16 000 120 04 00 -16.8 -24.1 28.95 2 7 223 29 -016 053037040 M15M15M14 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.