USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025091912 AMPS 24km 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 -9.6 -13.5 28.35 23 25 135 331 -001 069062050 M10M11M11 000 03 19 15 -10.8 -14.6 28.36 26 46 135 332 010 074047044 M10M09M10 001 06 19 18 -10.2 -13.5 28.36 25 43 123 320 032 077058053 M10M11M12 001 09 19 21 -9.9 -12.8 28.38 25 43 125 321 039 079063065 M10M11M12 008 12 20 00 -9.6 -12.5 28.44 26 44 129 326 034 079071073 M10M11M12 004 15 20 03 -9.9 -13.3 28.51 29 47 128 325 020 076064056 M10M11M12 016 18 20 06 -10.7 -14.1 28.58 28 45 125 321 027 076065057 M11M12M13 004 21 20 09 -11.5 -14.6 28.69 26 43 120 316 060 078076076 M13M14M15 018 24 20 12 -14.5 -16.6 28.86 20 32 106 302 069 084088088 M16M17M17 070 27 20 15 -15.1 -17.2 29.03 16 26 115 311 044 084085086 M16M17M18 113 30 20 18 -15.4 -17.4 29.11 11 22 113 309 013 085086087 M16M17M17 060 33 20 21 -16.3 -18.1 29.12 8 19 127 323 012 086085085 M15M16M16 017 36 21 00 -14.9 -17.1 29.13 8 18 128 324 016 084081082 M15M16M16 010 39 21 03 -14.4 -16.4 29.14 8 19 132 328 022 085083084 M15M16M17 026 42 21 06 -14.9 -16.7 29.16 9 19 127 324 027 086086085 M15M16M17 043 45 21 09 -15.8 -17.7 29.18 7 15 109 305 028 085084085 M16M17M17 029 48 21 12 -16.6 -18.6 29.18 3 7 76 272 006 085083083 M17M17M18 032 51 21 15 -17.1 -19.1 29.20 2 7 79 275 016 084081081 M17M17M18 023 54 21 18 -17.3 -19.4 29.22 3 8 85 281 016 084082079 M18M18M19 033 57 21 21 -19.0 -21.2 29.24 5 9 57 254 002 082083078 M20M20M20 031 60 22 00 -21.2 -23.8 29.27 7 10 71 267 006 080082081 M23M22M22 026 63 22 03 -22.6 -25.5 29.31 10 12 95 292 004 077078080 M24M24M23 019 66 22 06 -22.9 -25.7 29.33 7 9 103 299 010 078078079 M24M24M23 011 69 22 09 -23.0 -25.6 29.31 4 7 128 325 004 080078077 M23M23M22 009 72 22 12 -23.3 -25.8 29.26 5 7 180 16 -005 080081078 M22M22M22 007 75 22 15 -25.1 -27.7 29.23 7 11 151 348 003 079071069 M22M21M21 003 78 22 18 -27.0 -29.7 29.20 8 12 147 344 -005 078059064 M23M22M21 000 81 22 21 -28.7 -31.9 29.14 7 10 150 346 -003 074050057 M24M22M21 000 84 23 00 -29.3 -32.7 29.10 7 10 160 357 005 073047052 M25M22M21 000 87 23 03 -30.1 -33.6 29.04 8 10 161 358 002 071046047 M25M21M20 000 90 23 06 -31.1 -34.7 29.00 7 10 165 2 -007 071042041 M24M21M20 000 93 23 09 -31.1 -34.7 28.95 7 9 171 8 -007 071040036 M24M21M19 000 96 23 12 -31.2 -34.9 28.92 8 9 167 4 -017 070038034 M25M21M19 000 99 23 15 -31.8 -35.7 28.91 7 10 160 356 -015 069037034 M25M21M18 000 102 23 18 -32.3 -36.3 28.92 9 12 155 351 -020 067039034 M26M22M19 000 105 23 21 -31.9 -35.9 28.93 10 15 152 349 -017 068038035 M26M22M20 000 108 24 00 -31.3 -35.2 28.96 10 22 144 341 -020 069039034 M23M21M21 000 111 24 03 -28.9 -32.7 28.97 12 32 137 333 -032 070035032 M20M20M21 000 114 24 06 -25.4 -29.6 28.99 14 37 130 326 005 068035035 M18M19M20 000 117 24 09 -23.1 -28.0 29.00 18 38 131 327 -004 064037036 M19M20M21 000 120 24 12 -23.1 -27.8 29.00 17 39 131 328 -007 065036035 M18M19M20 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.