USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025092912 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 29 12 -7.4 -11.2 29.05 24 29 138 335 -001 072073071 M08M10M10 000 03 29 15 -9.6 -13.0 29.10 31 48 133 329 034 076071066 M10M10M11 001 06 29 18 -10.4 -12.9 29.19 28 42 122 318 025 081075077 M11M12M12 018 09 29 21 -12.6 -16.3 29.22 27 41 128 325 -012 074061034 M13M15M14 022 12 30 00 -14.4 -18.1 29.23 24 39 129 325 015 073047034 M15M14M13 000 15 30 03 -15.4 -19.1 29.23 22 39 129 325 012 073040039 M14M14M12 000 18 30 06 -15.8 -19.7 29.22 22 40 129 325 -022 072041030 M14M13M12 000 21 30 09 -14.9 -19.5 29.19 24 44 126 322 -049 068040039 M13M12M12 000 24 30 12 -13.5 -18.1 29.14 25 45 124 320 -027 068037041 M12M11M11 000 27 30 15 -13.0 -17.4 29.12 25 44 126 322 -004 070038039 M12M12M11 000 30 30 18 -13.1 -17.8 29.10 25 45 125 321 028 068038038 M12M12M12 000 33 30 21 -12.4 -17.3 29.06 26 46 124 320 029 067039036 M12M12M12 000 36 01 00 -12.2 -16.6 29.03 25 44 126 322 024 070042044 M12M12M12 000 39 01 03 -11.4 -15.6 29.01 26 44 126 322 027 071046045 M11M12M12 000 42 01 06 -11.0 -15.1 29.02 26 44 127 323 020 072047044 M11M11M12 000 45 01 09 -10.7 -15.0 29.02 27 45 125 322 028 071047048 M11M11M12 001 48 01 12 -11.4 -15.4 29.01 26 44 123 319 015 072052049 M12M13M13 001 51 01 15 -12.4 -16.2 29.05 24 41 119 316 019 073053047 M13M14M14 001 54 01 18 -13.3 -17.0 29.08 22 40 118 314 025 073054043 M14M14M14 001 57 01 21 -13.1 -16.8 29.09 21 39 116 313 030 074054041 M14M14M14 001 60 02 00 -13.2 -16.8 29.11 18 35 117 313 022 074057046 M14M15M15 001 63 02 03 -13.2 -16.7 29.12 18 34 120 316 026 075053047 M13M14M14 000 66 02 06 -13.0 -16.7 29.14 17 33 117 314 025 074051048 M13M14M14 002 69 02 09 -13.7 -17.5 29.15 16 31 115 312 032 073049049 M14M15M15 003 72 02 12 -14.2 -18.0 29.16 16 31 113 309 034 073051052 M15M15M15 004 75 02 15 -14.8 -18.5 29.19 15 30 110 307 037 074052050 M16M16M16 005 78 02 18 -15.0 -18.7 29.21 15 31 109 306 030 074055055 M16M17M17 006 81 02 21 -14.8 -18.4 29.22 16 32 108 304 030 074056055 M16M17M17 008 84 03 00 -14.8 -18.4 29.20 15 31 102 299 030 074055043 M16M17M17 003 87 03 03 -15.3 -19.1 29.19 14 30 103 299 018 073057035 M16M17M18 001 90 03 06 -16.4 -19.8 29.18 11 27 107 303 -004 075060031 M17M18M18 001 93 03 09 -17.5 -20.7 29.16 9 21 118 315 -022 076063031 M18M19M19 000 96 03 12 -18.9 -22.2 29.13 9 20 132 329 -030 075062032 M18M19M19 000 99 03 15 -20.2 -23.5 29.12 9 19 138 334 -018 075059035 M19M19M19 000 102 03 18 -21.1 -24.4 29.11 9 17 139 335 -017 075058042 M20M20M19 000 105 03 21 -21.1 -24.3 29.09 9 17 130 327 -001 075063061 M20M20M20 000 108 04 00 -21.7 -24.4 29.09 7 11 117 314 -004 079075069 M21M21M21 000 111 04 03 -23.5 -26.0 29.10 6 10 118 314 -005 080079073 M23M22M22 000 114 04 06 -25.3 -27.8 29.11 6 10 122 319 001 079078072 M24M23M21 001 117 04 09 -27.0 -29.4 29.10 7 10 118 315 -001 080078070 M24M23M21 001 120 04 12 -28.3 -30.7 29.09 7 10 122 318 -001 080078071 M24M23M22 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.