USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025072812 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 28 12 -19.1 -26.6 29.04 24 26 123 320 -000 053041036 M20M20M21 000 03 28 15 -21.7 -27.1 29.04 26 50 134 331 002 062029039 M19M17M18 000 06 28 18 -19.2 -24.7 29.02 31 54 129 326 -004 062039034 M18M19M20 000 09 28 21 -18.1 -23.0 29.02 33 55 126 322 021 066047041 M18M19M20 000 12 29 00 -17.9 -22.8 29.03 32 53 122 318 023 066048043 M18M19M21 001 15 29 03 -18.6 -23.2 29.04 29 49 121 317 -001 067049041 M19M20M21 000 18 29 06 -19.6 -23.9 29.06 23 43 116 313 023 068049043 M20M21M22 000 21 29 09 -20.3 -24.4 29.08 20 40 114 311 033 070049044 M20M21M22 000 24 29 12 -21.0 -24.8 29.06 16 36 111 307 031 072051044 M21M21M22 000 27 29 15 -21.9 -25.5 29.07 11 31 112 308 032 073053046 M22M22M23 001 30 29 18 -22.2 -25.8 29.06 13 31 111 307 027 073051044 M22M22M23 001 33 29 21 -23.6 -27.2 29.04 11 27 113 310 037 073050042 M23M23M23 001 36 30 00 -23.4 -27.3 29.00 12 28 118 314 023 070046041 M22M23M23 000 39 30 03 -23.1 -27.4 28.98 14 30 123 319 032 068043039 M22M23M23 000 42 30 06 -23.0 -27.5 28.96 16 34 124 320 026 067038033 M22M22M22 000 45 30 09 -24.4 -29.2 28.90 18 37 123 319 004 064034031 M22M22M21 000 48 30 12 -23.6 -29.0 28.83 19 38 123 319 029 062032030 M21M21M21 000 51 30 15 -22.7 -27.9 28.78 17 38 126 322 010 063033032 M19M20M21 000 54 30 18 -19.3 -25.0 28.73 27 46 125 321 -036 061037028 M19M20M21 000 57 30 21 -21.7 -27.2 28.69 28 47 130 326 -030 061038031 M21M22M23 000 60 31 00 -22.4 -27.6 28.66 29 48 130 326 -026 062041033 M22M23M24 000 63 31 03 -23.7 -28.8 28.65 27 47 131 327 -002 063040030 M23M24M24 000 66 31 06 -24.1 -29.3 28.62 26 46 128 324 -020 062035026 M23M23M23 000 69 31 09 -24.4 -29.6 28.58 23 42 127 323 -010 062032025 M22M23M23 000 72 31 12 -23.4 -29.1 28.51 20 39 123 319 010 059027024 M19M20M21 000 75 31 15 -25.0 -29.8 28.45 17 37 120 317 -008 064024023 M19M19M20 000 78 31 18 -24.9 -29.6 28.42 19 38 121 318 -026 065025021 M19M19M20 000 81 31 21 -23.5 -28.7 28.39 23 44 120 317 -004 062025022 M20M20M21 000 84 01 00 -23.7 -29.5 28.40 27 49 124 321 008 059029031 M22M22M24 000 87 01 03 -24.2 -30.4 28.43 30 52 128 324 -013 056032035 M23M24M25 000 90 01 06 -24.9 -30.8 28.45 34 56 129 325 006 058042046 M25M26M27 000 93 01 09 -25.1 -30.1 28.49 34 55 128 324 003 063056059 M25M26M27 000 96 01 12 -25.0 -30.2 28.55 33 53 125 321 -017 062056060 M26M27M28 004 99 01 15 -25.3 -30.7 28.60 33 54 125 321 -014 061055059 M26M27M28 002 102 01 18 -26.0 -31.0 28.66 33 52 123 320 -005 063058068 M27M28M29 001 105 01 21 -26.5 -31.8 28.70 31 51 124 321 -007 061051060 M27M28M29 002 108 02 00 -25.9 -31.8 28.69 32 54 125 321 -014 058041051 M26M27M28 000 111 02 03 -25.5 -31.6 28.66 32 54 126 322 -004 057037047 M25M26M27 000 114 02 06 -24.7 -30.8 28.63 30 51 130 327 -015 057033042 M24M25M26 000 117 02 09 -23.9 -30.0 28.57 29 51 135 331 -011 057034044 M23M24M25 000 120 02 12 -23.3 -28.9 28.52 35 56 137 333 008 060049064 M23M24M25 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.