USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025092100 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 21 00 -12.9 -16.8 28.98 16 18 118 315 000 071064075 M13M14M15 000 01 21 01 -14.5 -17.2 29.00 11 23 122 318 007 080065063 M13M14M15 001 02 21 02 -14.9 -17.4 28.99 12 25 126 323 041 081063060 M13M14M15 000 03 21 03 -14.0 -16.8 29.00 15 30 123 320 044 079057066 M13M14M15 000 04 21 04 -13.4 -16.1 28.98 15 33 120 316 044 081058063 M13M13M15 000 05 21 05 -13.0 -16.3 28.97 18 31 121 317 -002 076062053 M13M14M15 000 06 21 06 -13.7 -17.6 29.00 20 34 120 317 041 072054053 M14M15M16 001 07 21 07 -14.2 -17.7 29.01 19 31 126 322 016 074063062 M15M16M16 000 08 21 08 -14.7 -18.0 29.01 19 31 126 323 029 076070077 M16M16M17 001 09 21 09 -15.2 -17.9 29.00 19 29 118 314 025 080082082 M16M17M18 005 10 21 10 -15.7 -18.0 29.02 17 26 113 309 041 083085081 M17M18M19 009 11 21 11 -17.0 -19.8 29.04 16 26 101 297 008 079083083 M18M19M20 007 12 21 12 -18.1 -20.6 29.06 13 22 101 297 008 081084084 M20M20M20 013 13 21 13 -19.4 -22.0 29.09 12 16 96 292 -005 080084076 M21M21M20 011 14 21 14 -20.4 -22.9 29.09 11 13 74 270 -009 081083084 M22M21M21 012 15 21 15 -20.9 -23.5 29.12 8 10 92 289 004 080082084 M22M22M21 011 16 21 16 -21.2 -23.8 29.15 7 9 100 297 010 080081083 M23M22M21 011 17 21 17 -21.4 -23.9 29.16 6 8 87 283 021 080080081 M22M22M21 008 18 21 18 -21.7 -24.3 29.16 5 7 61 258 -004 080079082 M22M21M21 006 19 21 19 -22.0 -24.6 29.17 4 5 48 245 013 080079082 M22M21M21 006 20 21 20 -22.3 -24.9 29.15 2 2 34 231 048 079081080 M23M22M21 008 21 21 21 -22.3 -24.9 29.17 1 1 54 250 -007 080082081 M23M22M21 010 22 21 22 -22.3 -24.8 29.17 1 2 58 254 005 080081080 M23M22M21 005 23 21 23 -22.4 -25.0 29.15 2 2 49 246 006 080081082 M23M22M21 002 24 22 00 -22.5 -25.1 29.16 3 3 35 232 016 080080082 M22M22M21 002 25 22 01 -22.6 -25.2 29.16 3 4 36 232 023 080081082 M22M22M22 002 26 22 02 -22.8 -25.3 29.16 3 4 38 235 019 080080082 M22M22M22 003 27 22 03 -23.3 -25.9 29.16 3 4 20 216 009 079080081 M23M22M22 005 28 22 04 -24.1 -26.8 29.17 1 2 23 220 011 079081077 M23M22M22 002 29 22 05 -24.4 -27.1 29.17 2 2 112 309 013 079082078 M24M22M22 001 30 22 06 -24.6 -27.3 29.16 2 3 69 265 016 078080080 M23M22M22 001 31 22 07 -24.5 -27.2 29.15 3 4 117 314 002 078081080 M24M23M22 003 32 22 08 -24.3 -27.0 29.15 3 5 109 306 005 078080080 M24M23M22 003 33 22 09 -24.2 -26.8 29.15 3 5 137 333 006 079080080 M24M23M22 004 34 22 10 -24.0 -26.7 29.14 5 7 147 343 -005 079081077 M24M23M22 003 35 22 11 -24.5 -27.1 29.13 6 8 150 346 006 079077073 M24M22M22 001 36 22 12 -25.1 -27.6 29.13 7 10 160 356 -021 079069069 M24M23M22 000 37 22 13 -26.0 -28.7 29.11 7 11 148 344 -018 078071067 M24M23M22 000 38 22 14 -26.9 -29.7 29.11 7 10 142 339 -045 077073061 M24M22M22 000 39 22 15 -27.7 -30.5 29.09 6 13 140 336 -028 077065049 M23M22M21 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.