USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025092712 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 27 12 -9.8 -14.5 28.91 25 28 132 329 000 066060054 M10M11M12 000 01 27 13 -10.8 -14.4 28.92 23 39 135 331 016 075059051 M10M11M12 000 02 27 14 -11.6 -15.1 28.94 26 45 132 328 -026 075057053 M11M12M12 000 03 27 15 -12.6 -16.6 28.92 28 49 135 331 021 073056054 M11M11M13 000 04 27 16 -12.8 -16.4 28.98 29 47 131 328 -009 075061050 M12M13M13 000 05 27 17 -13.1 -16.8 28.98 27 44 130 327 007 074058050 M13M13M14 000 06 27 18 -14.1 -17.7 28.99 25 41 131 328 -023 074057046 M14M14M15 000 07 27 19 -14.7 -18.2 29.02 23 39 132 329 -027 075056046 M14M14M15 000 08 27 20 -14.9 -18.4 29.01 23 40 132 328 -012 075056046 M14M15M16 000 09 27 21 -15.1 -18.9 29.02 22 39 126 323 -011 073052043 M15M15M17 000 10 27 22 -15.0 -18.6 29.05 21 37 124 321 -014 074054041 M15M15M17 000 11 27 23 -15.3 -19.3 29.07 23 38 124 321 -005 071053042 M15M16M18 000 12 28 00 -15.8 -19.7 29.08 22 37 124 321 -020 072054043 M16M17M18 000 13 28 01 -16.4 -20.4 29.09 22 37 122 319 -035 071056043 M16M17M19 000 14 28 02 -17.2 -21.0 29.09 20 36 122 318 015 072057043 M17M18M19 000 15 28 03 -17.4 -21.1 29.12 19 35 120 317 -002 073059043 M18M19M20 000 16 28 04 -17.9 -21.5 29.14 18 33 120 317 017 074059042 M18M19M20 000 17 28 05 -18.5 -22.0 29.17 17 31 123 320 015 074059042 M19M19M20 000 18 28 06 -19.2 -22.7 29.16 16 29 122 318 047 074056042 M19M19M20 000 19 28 07 -20.1 -23.5 29.16 15 29 121 317 066 074055041 M18M19M20 000 20 28 08 -19.8 -23.4 29.18 15 29 120 317 071 073054039 M18M20M20 000 21 28 09 -20.2 -23.9 29.18 16 29 119 315 058 073052039 M19M19M20 000 22 28 10 -20.5 -24.2 29.18 15 29 116 313 049 072050039 M19M19M19 000 23 28 11 -21.0 -24.7 29.16 15 29 114 311 030 072048039 M19M19M18 000 24 28 12 -21.6 -25.4 29.15 15 32 105 302 015 071043040 M18M17M16 000 25 28 13 -21.3 -25.2 29.15 15 37 102 299 045 070042041 M17M16M16 000 26 28 14 -20.6 -24.8 29.14 15 39 99 296 031 069041040 M16M15M15 000 27 28 15 -20.8 -24.9 29.13 12 38 108 304 015 070035040 M15M14M14 000 28 28 16 -21.5 -25.0 29.12 10 33 120 317 022 073031042 M14M13M13 000 29 28 17 -21.3 -24.6 29.11 9 34 151 347 034 075029038 M15M12M12 000 30 28 18 -20.8 -24.0 29.10 8 34 161 358 003 076029034 M14M11M11 000 31 28 19 -20.9 -23.8 29.08 8 34 182 19 -045 078031034 M13M11M10 000 32 28 20 -20.3 -23.4 29.06 8 37 180 16 -055 076033038 M13M11M10 000 33 28 21 -18.0 -21.4 29.04 12 40 153 349 -039 075043060 M12M10M11 000 34 28 22 -15.5 -18.8 29.03 14 40 149 346 -003 076065085 M12M11M12 000 35 28 23 -12.1 -15.1 29.01 19 41 138 334 024 078075087 M11M11M12 001 36 29 00 -10.8 -13.8 29.00 20 42 141 338 021 079073087 M11M10M11 004 37 29 01 -10.2 -13.0 29.00 23 43 141 337 030 080078081 M10M10M12 003 38 29 02 -9.9 -12.4 28.98 25 44 137 334 -010 082076073 M10M10M12 001 39 29 03 -9.9 -12.5 28.97 24 41 135 332 025 082073067 M10M10M12 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.