USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025092112 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 12 -14.7 -17.0 29.01 16 18 120 316 000 083083079 M16M17M17 000 03 21 15 -16.2 -19.1 29.06 18 33 125 321 011 078077086 M17M18M19 032 06 21 18 -18.5 -21.0 29.09 11 17 105 302 -001 081082082 M20M19M19 010 09 21 21 -20.6 -23.1 29.14 6 10 77 273 031 080081081 M21M21M20 037 12 22 00 -20.9 -23.3 29.13 3 13 58 254 005 081081080 M22M21M21 026 15 22 03 -22.4 -24.9 29.13 1 2 228 65 002 080085077 M23M22M22 010 18 22 06 -23.3 -25.9 29.14 3 4 41 238 -003 079081081 M23M23M22 007 21 22 09 -23.8 -26.5 29.15 3 6 146 342 -005 079080079 M24M24M23 009 24 22 12 -25.1 -27.7 29.11 8 12 156 352 002 079072070 M24M23M23 004 27 22 15 -27.5 -30.8 29.07 8 26 159 356 -030 073055046 M23M22M22 000 30 22 18 -26.7 -30.4 29.02 11 26 123 320 -016 071045041 M23M23M22 000 33 22 21 -27.3 -31.1 28.97 9 25 132 328 -026 070038036 M23M22M20 000 36 23 00 -28.0 -31.8 28.90 8 28 141 338 -013 070032035 M22M20M19 000 39 23 03 -28.7 -32.5 28.85 9 30 164 1 027 070041037 M23M22M20 000 42 23 06 -30.3 -33.7 28.82 9 25 174 10 024 072036034 M22M20M18 000 45 23 09 -31.0 -34.4 28.77 8 25 138 335 055 072036035 M20M20M20 000 48 23 12 -32.0 -35.3 28.74 8 28 147 344 -008 073038034 M20M21M20 000 51 23 15 -28.0 -32.0 28.72 13 34 129 326 012 068038033 M18M19M20 000 54 23 18 -26.8 -30.9 28.73 14 34 126 322 029 068042038 M20M21M22 000 57 23 21 -25.8 -30.1 28.74 15 33 130 326 -014 067046048 M22M23M24 000 60 24 00 -26.4 -30.5 28.78 17 32 130 326 -001 068054055 M25M26M25 000 63 24 03 -27.2 -31.0 28.83 15 29 131 328 020 070054051 M24M24M23 000 66 24 06 -27.7 -31.1 28.89 14 27 133 330 021 073056046 M24M23M22 000 69 24 09 -26.6 -30.0 28.93 15 30 138 334 017 074055052 M22M21M21 000 72 24 12 -22.1 -25.4 28.95 17 32 138 335 002 075058063 M19M20M21 000 75 24 15 -20.6 -24.0 29.00 18 33 136 332 006 075058062 M19M20M21 000 78 24 18 -20.0 -23.7 29.05 20 35 134 330 011 073056062 M19M20M21 000 81 24 21 -17.9 -22.1 29.08 25 39 133 329 -004 070055054 M18M19M20 002 84 25 00 -16.6 -20.9 29.10 25 40 131 327 051 070049042 M17M18M19 000 87 25 03 -16.7 -20.9 29.10 24 42 129 326 003 070046042 M16M17M18 000 90 25 06 -16.4 -20.6 29.10 24 42 130 326 -009 071046041 M16M16M17 000 93 25 09 -16.1 -20.2 29.07 25 42 130 326 -009 071048039 M16M16M17 000 96 25 12 -15.6 -19.7 29.05 24 40 131 327 -042 071052040 M15M16M17 000 99 25 15 -16.6 -20.8 29.03 24 40 130 327 020 070047043 M16M17M18 000 102 25 18 -18.2 -22.1 29.02 22 39 130 326 034 072048043 M17M18M19 000 105 25 21 -19.2 -22.5 29.02 18 35 121 318 -019 076060046 M18M18M18 000 108 26 00 -20.8 -23.4 29.03 10 28 84 281 003 080079078 M19M18M17 002 111 26 03 -23.2 -26.5 29.04 8 23 73 270 015 074088076 M21M17M17 008 114 26 06 -25.5 -28.7 29.08 9 15 73 269 001 074069062 M25M20M18 003 117 26 09 -28.6 -32.0 29.13 11 19 84 280 -001 072067048 M28M25M22 001 120 26 12 -29.2 -32.8 29.14 11 25 76 273 009 071069070 M28M26M24 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.