USAP Black Island (lat, lon) = (-78.127433, 166.14995) Forecast initialized at 2025091912 AMPS 0p89km 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 19 12 -29.7 -34.3 28.51 2 2 199 5 -027 061065042 M24M23M23 000 01 19 13 -26.8 -30.2 28.54 5 5 166 332 -277 073053039 M22M21M22 000 02 19 14 -27.9 -30.3 28.55 7 7 159 325 -212 080061030 M22M22M22 000 03 19 15 -25.7 -31.6 28.56 4 4 168 334 085 058051036 M22M21M22 000 04 19 16 -26.2 -32.9 28.54 2 3 133 300 -018 053049037 M22M21M22 000 05 19 17 -26.8 -33.1 28.56 0 3 158 324 000 055048034 M22M22M22 000 06 19 18 -30.1 -32.5 28.58 2 6 28 194 -008 080047032 M24M22M22 000 07 19 19 -30.4 -32.7 28.60 2 4 304 110 -022 080050033 M24M22M23 000 08 19 20 -29.3 -33.5 28.60 3 4 227 33 003 067052037 M23M23M23 000 09 19 21 -28.0 -32.4 28.59 3 3 200 6 -023 066053037 M23M23M23 000 10 19 22 -26.7 -32.3 28.60 3 4 160 326 -012 059034038 M22M23M24 000 11 19 23 -25.0 -33.6 28.61 2 4 117 283 -012 045030038 M23M23M23 000 12 20 00 -25.2 -32.8 28.60 4 7 71 237 -015 049036040 M23M22M22 000 13 20 01 -25.4 -31.3 28.60 4 7 80 246 -008 058037040 M23M22M22 000 14 20 02 -25.8 -32.4 28.62 3 7 47 213 -018 054035040 M22M22M22 000 15 20 03 -25.1 -29.9 28.63 4 9 310 116 -004 065043039 M22M22M22 000 16 20 04 -24.7 -25.5 28.65 3 9 324 131 -018 093072039 M22M23M22 000 17 20 05 -24.6 -24.5 28.63 3 10 349 155 -021 100085041 M22M23M22 001 18 20 06 -24.8 -24.4 28.63 3 9 57 223 -014 103084039 M22M22M22 001 19 20 07 -24.4 -24.0 28.66 3 11 46 212 -018 104084038 M22M22M22 001 20 20 08 -24.4 -23.8 28.67 3 11 48 214 -000 105084037 M22M22M21 001 21 20 09 -24.3 -23.4 28.68 3 10 40 206 011 109082038 M22M22M21 001 22 20 10 -24.3 -23.1 28.69 3 11 33 199 -008 112078037 M22M22M21 001 23 20 11 -24.0 -22.7 28.68 3 11 34 200 016 112074036 M21M21M21 001 24 20 12 -23.8 -22.7 28.71 3 11 48 214 017 111060036 M21M21M21 000 25 20 13 -23.6 -22.7 28.72 3 12 17 183 026 109069035 M21M21M21 000 26 20 14 -23.5 -22.4 28.74 3 10 11 177 012 110067056 M21M21M20 000 27 20 15 -23.3 -22.2 28.76 3 11 7 173 010 110068072 M21M21M20 000 28 20 16 -23.4 -22.3 28.79 3 10 40 206 026 110073077 M21M21M20 000 29 20 17 -23.1 -22.2 28.81 3 10 31 197 014 109078082 M21M21M20 001 30 20 18 -22.7 -22.1 28.83 3 9 16 182 036 105078087 M21M21M20 002 31 20 19 -22.5 -22.0 28.86 2 8 350 157 -017 104077086 M21M20M20 003 32 20 20 -22.3 -22.1 28.88 2 7 327 133 -029 102070085 M20M20M20 003 33 20 21 -22.3 -22.1 28.91 2 7 309 115 020 102073087 M20M20M19 002 34 20 22 -22.0 -22.0 28.93 2 6 316 122 047 100075091 M20M20M19 002 35 20 23 -21.9 -22.0 28.96 2 6 336 142 -071 099079091 M20M20M20 003 36 21 00 -21.7 -21.7 28.98 3 7 333 139 -134 100083082 M20M20M20 002 37 21 01 -21.5 -21.3 29.00 2 6 321 127 -020 102087076 M19M20M20 001 38 21 02 -21.1 -21.0 29.03 3 5 285 91 162 101087070 M19M20M20 000 39 21 03 -20.7 -21.1 29.06 4 6 254 60 111 096086076 M19M20M20 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.