USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025092712 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 27 12 -9.8 -14.5 28.91 25 28 133 329 000 066061054 M10M11M12 000 03 27 15 -12.6 -16.5 28.92 28 49 135 332 021 073056054 M11M11M13 000 06 27 18 -14.1 -17.7 28.99 25 42 130 326 -012 074056046 M14M14M15 000 09 27 21 -15.1 -18.9 29.02 22 39 126 323 -007 073052043 M15M15M17 000 12 28 00 -15.8 -19.7 29.08 21 37 125 321 -015 072055043 M16M17M18 000 15 28 03 -17.4 -21.1 29.12 19 35 119 315 005 073058043 M18M19M20 000 18 28 06 -19.2 -22.7 29.16 15 30 119 316 048 074057042 M19M19M20 000 21 28 09 -20.3 -23.9 29.18 15 30 119 315 052 073052039 M19M19M20 000 24 28 12 -21.6 -25.4 29.15 15 38 106 302 029 071043039 M18M17M16 000 27 28 15 -20.9 -25.0 29.13 12 37 110 307 015 070036039 M15M14M14 000 30 28 18 -20.9 -24.0 29.10 8 33 167 3 -006 076029037 M14M11M11 000 33 28 21 -18.3 -21.6 29.04 12 39 159 355 -024 076043061 M12M10M11 000 36 29 00 -10.9 -13.8 29.00 19 41 141 338 031 079074086 M11M10M11 005 39 29 03 -9.9 -12.5 28.97 24 41 137 333 021 082074067 M10M10M12 005 42 29 06 -10.7 -13.2 28.98 21 38 132 329 014 082075061 M11M12M13 000 45 29 09 -12.3 -14.7 29.00 17 33 123 320 020 083079056 M12M13M13 000 48 29 12 -11.4 -14.1 29.02 24 37 130 327 019 080069049 M12M12M12 005 51 29 15 -12.1 -15.3 29.08 27 41 133 330 019 077058044 M12M12M11 000 54 29 18 -11.8 -15.4 29.12 29 43 132 328 -008 075062046 M12M13M14 000 57 29 21 -12.8 -16.2 29.16 26 42 128 325 010 076062040 M13M14M15 001 60 30 00 -12.7 -16.3 29.19 26 42 129 325 025 074055038 M12M13M14 000 63 30 03 -13.8 -17.3 29.21 24 39 137 333 -032 075042036 M13M12M11 000 66 30 06 -15.0 -18.8 29.21 24 41 136 332 -016 073044039 M14M13M12 000 69 30 09 -13.6 -18.1 29.18 28 47 125 322 034 069041038 M13M13M12 000 72 30 12 -12.3 -17.0 29.12 25 44 124 320 038 068042037 M11M12M13 000 75 30 15 -12.1 -16.8 29.07 26 46 126 322 028 068044036 M12M13M14 000 78 30 18 -11.4 -16.3 29.04 31 48 124 320 004 067048037 M12M13M14 000 81 30 21 -11.7 -16.5 29.01 29 47 120 317 000 068052038 M12M13M14 000 84 01 00 -12.2 -16.9 29.00 27 43 122 319 -000 068051040 M12M14M14 000 87 01 03 -13.2 -17.5 28.99 23 38 126 323 001 070048042 M13M14M14 000 90 01 06 -13.3 -17.4 28.97 22 38 127 323 014 071048039 M12M13M14 000 93 01 09 -12.3 -16.4 28.95 24 39 128 324 020 072050041 M13M14M14 000 96 01 12 -12.5 -16.6 28.94 23 39 127 323 017 072054040 M13M14M15 000 99 01 15 -14.0 -17.9 28.96 22 38 126 322 030 072054045 M14M15M15 000 102 01 18 -15.5 -19.0 28.98 21 36 127 323 039 075058048 M15M16M16 000 105 01 21 -14.7 -18.1 28.98 20 34 121 317 016 075060048 M15M16M17 000 108 02 00 -15.5 -18.9 28.99 17 31 117 313 035 076059048 M15M16M17 000 111 02 03 -16.9 -19.6 28.99 12 26 103 300 053 079065050 M16M17M17 000 114 02 06 -23.5 -26.3 29.02 5 9 20 216 046 078064053 M19M16M16 000 117 02 09 -26.4 -29.4 29.04 6 8 3 199 073 076068054 M22M17M16 000 120 02 12 -27.0 -30.2 29.06 4 5 340 177 016 075071054 M25M18M17 001 * 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.