USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025092100 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 21 00 -12.9 -16.9 28.98 16 19 118 314 -000 071064074 M13M14M15 000 03 21 03 -14.0 -16.9 29.00 14 30 123 320 038 079059066 M13M14M15 002 06 21 06 -13.7 -17.5 29.00 19 33 121 318 052 073057053 M14M15M16 001 09 21 09 -15.2 -17.9 29.00 19 30 118 314 030 080082082 M16M17M18 006 12 21 12 -18.1 -20.6 29.06 14 22 102 299 016 081083083 M19M20M20 030 15 21 15 -21.0 -23.5 29.12 8 11 91 287 006 080082084 M22M22M21 035 18 21 18 -21.8 -24.3 29.16 5 9 64 260 -002 080079082 M22M21M21 024 21 21 21 -22.3 -24.8 29.17 1 2 57 254 -000 080081081 M23M22M21 024 24 22 00 -22.5 -25.1 29.16 3 4 34 230 011 080080080 M22M22M21 009 27 22 03 -23.3 -25.9 29.16 3 4 23 220 006 079080079 M23M22M22 011 30 22 06 -24.7 -27.3 29.16 2 2 68 265 013 078080079 M23M22M22 004 33 22 09 -24.2 -26.9 29.15 3 5 138 334 003 079080078 M24M23M22 011 36 22 12 -25.1 -27.7 29.13 7 11 156 353 -014 079070068 M24M23M22 005 39 22 15 -27.4 -30.3 29.09 7 24 129 326 -032 077063049 M23M22M21 000 42 22 18 -28.5 -31.9 29.05 9 25 136 333 -038 073045038 M22M20M20 000 45 22 21 -26.8 -30.9 28.98 11 25 108 305 -008 068030036 M21M18M17 000 48 23 00 -27.7 -31.7 28.95 11 36 117 314 -009 069030036 M22M19M18 000 51 23 03 -24.9 -29.9 28.89 15 33 107 304 017 064035033 M20M19M19 000 54 23 06 -25.0 -29.8 28.87 15 32 113 309 029 064037034 M21M21M21 000 57 23 09 -25.9 -30.3 28.83 15 30 124 320 010 067038032 M22M22M21 000 60 23 12 -26.0 -30.4 28.80 17 34 124 320 009 066038029 M22M22M22 000 63 23 15 -25.7 -30.2 28.79 17 38 122 319 003 066040028 M21M22M22 000 66 23 18 -23.7 -28.7 28.81 21 42 120 317 043 063041030 M20M21M22 000 69 23 21 -22.3 -27.2 28.81 21 40 125 322 028 065044038 M20M21M22 000 72 24 00 -21.9 -26.3 28.82 21 40 129 325 009 067047045 M20M21M22 000 75 24 03 -21.4 -25.9 28.85 21 40 129 325 010 067047051 M20M21M22 000 78 24 06 -21.1 -25.7 28.89 23 42 130 327 009 066047054 M20M20M22 000 81 24 09 -20.8 -25.4 28.92 24 42 131 327 -012 067053063 M20M21M22 000 84 24 12 -20.9 -25.2 28.94 23 40 134 331 008 068054062 M20M21M21 000 87 24 15 -20.8 -24.9 29.00 23 40 134 331 002 070056058 M20M21M21 000 90 24 18 -20.8 -24.8 29.05 24 40 135 332 001 070057063 M20M21M21 000 93 24 21 -19.9 -24.0 29.10 24 40 135 331 -001 070057067 M20M20M20 000 96 25 00 -19.0 -23.1 29.13 24 41 135 331 -003 070058071 M19M20M20 000 99 25 03 -17.9 -21.7 29.16 23 39 133 330 -014 073063074 M18M19M20 000 102 25 06 -16.9 -20.1 29.19 22 37 132 329 006 076072080 M17M19M19 004 105 25 09 -18.6 -22.3 29.22 20 35 130 327 006 073055060 M18M19M19 002 108 25 12 -19.4 -23.3 29.24 21 34 132 328 015 071053049 M19M19M19 000 111 25 15 -18.4 -22.3 29.27 21 35 128 325 013 071049039 M19M19M18 000 114 25 18 -17.5 -21.5 29.28 21 34 129 325 031 071044032 M18M18M18 001 117 25 21 -17.7 -21.8 29.26 21 35 129 326 -001 070045027 M18M19M18 001 120 26 00 -18.6 -22.7 29.24 20 36 125 321 004 070044030 M18M19M18 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.