USAP Black Island (lat, lon) = (-78.127433, 166.14995) Forecast initialized at 2025092712 AMPS 2p67km 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 27 12 -29.5 -36.6 29.17 1 2 3 169 003 056043016 M23M18M18 000 01 27 13 -26.2 -31.2 29.20 3 4 245 51 -151 063053018 M21M19M19 000 02 27 14 -26.2 -30.6 29.17 6 7 78 244 -050 067053016 M20M19M18 000 03 27 15 -24.1 -29.9 29.19 2 2 139 305 -015 059042021 M20M18M18 000 04 27 16 -25.1 -31.5 29.20 2 3 275 81 -035 055033020 M20M19M18 000 05 27 17 -25.5 -33.4 29.25 1 3 64 230 -002 048030015 M21M19M18 000 06 27 18 -27.6 -31.9 29.24 4 7 48 215 021 067034014 M21M19M18 000 07 27 19 -24.8 -29.6 29.24 1 2 122 288 023 064039014 M20M19M18 000 08 27 20 -24.5 -30.6 29.25 3 4 217 23 -046 057032015 M19M18M18 000 09 27 21 -23.1 -31.1 29.25 5 6 190 357 -022 048026016 M19M18M18 000 10 27 22 -22.1 -32.1 29.26 4 4 254 60 -014 040025017 M18M17M18 000 11 27 23 -22.0 -31.6 29.26 2 5 315 121 -040 042024014 M18M18M17 000 12 28 00 -22.3 -32.3 29.29 4 6 25 191 068 040024015 M18M17M17 000 13 28 01 -22.8 -28.1 29.27 4 6 45 211 -033 062023016 M18M17M17 000 14 28 02 -21.9 -28.0 29.27 3 5 61 227 -015 058026015 M18M17M17 000 15 28 03 -22.1 -30.0 29.29 4 6 4 170 040 049021013 M17M16M16 000 16 28 04 -21.5 -33.1 29.30 3 7 356 162 063 035019015 M17M16M15 000 17 28 05 -21.1 -27.8 29.30 2 4 314 120 -013 055019014 M17M16M15 000 18 28 06 -22.5 -28.7 29.31 4 6 9 175 -011 057021015 M17M16M15 000 19 28 07 -22.3 -25.3 29.33 4 7 358 164 042 077022014 M17M15M15 000 20 28 08 -21.3 -24.5 29.32 3 5 10 176 -044 075023015 M17M15M15 000 21 28 09 -20.4 -25.5 29.33 2 4 25 191 007 064018021 M16M14M14 000 22 28 10 -20.8 -27.2 29.35 2 3 356 162 -039 058016023 M15M14M14 000 23 28 11 -21.3 -29.1 29.33 2 2 22 188 -005 052015026 M15M14M14 000 24 28 12 -21.4 -30.5 29.33 3 5 43 209 -003 046015026 M15M14M14 000 25 28 13 -21.2 -31.2 29.35 3 5 47 213 -012 041016031 M16M14M14 000 26 28 14 -20.1 -28.0 29.35 2 4 309 115 -005 051015030 M15M14M14 000 27 28 15 -20.2 -28.0 29.36 2 3 34 200 -019 051019036 M15M15M15 000 28 28 16 -20.6 -28.8 29.36 2 2 41 207 012 050021039 M15M15M15 000 29 28 17 -20.4 -29.4 29.36 2 3 38 204 -010 047024039 M15M15M15 000 30 28 18 -20.4 -29.4 29.35 2 3 48 214 -004 046025030 M15M15M15 000 31 28 19 -20.7 -28.8 29.36 3 4 34 200 001 050026029 M16M15M15 000 32 28 20 -20.8 -27.7 29.36 3 4 47 213 -013 055026032 M16M15M15 000 33 28 21 -20.6 -28.0 29.37 3 4 83 249 006 053026031 M17M16M16 000 34 28 22 -22.5 -27.4 29.36 2 4 84 250 -002 065032019 M19M17M16 000 35 28 23 -24.3 -26.8 29.36 3 5 56 222 -003 080042017 M19M17M17 000 36 29 00 -24.1 -26.3 29.36 5 6 66 232 -020 082054020 M20M18M18 000 37 29 01 -23.4 -26.9 29.35 6 7 94 260 -020 073050020 M19M18M18 000 38 29 02 -23.3 -28.1 29.35 5 7 96 262 008 065048018 M20M19M18 000 39 29 03 -23.0 -29.0 29.33 4 7 84 250 -008 058053018 M20M19M18 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.