USAP Grounding Zone (ACT) (lat, lon) = (-84.338, -163.5425) Forecast initialized at 2025122212 WRF 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 22 12 -14.6 -17.8 29.30 4 4 341 178 -000 082057040 M12M12M12 000 03 22 15 -15.5 -18.1 29.29 2 3 305 141 -008 080062042 M13M12M13 000 06 22 18 -14.7 -17.5 29.31 1 1 285 121 001 079059041 M13M12M13 000 09 22 21 -13.8 -16.4 29.30 2 2 333 169 -006 081061038 M13M12M13 000 12 23 00 -13.0 -15.0 29.30 1 1 276 113 -006 084062036 M13M13M13 000 15 23 03 -12.4 -14.5 29.31 2 3 234 71 007 085063043 M13M13M13 000 18 23 06 -13.0 -15.0 29.29 3 3 187 24 000 085067038 M13M13M13 000 21 23 09 -13.7 -15.8 29.30 3 3 212 49 -014 084066031 M13M13M13 000 24 23 12 -14.3 -16.3 29.28 3 3 186 23 -010 085064040 M13M12M12 000 27 23 15 -14.4 -16.5 29.30 3 3 145 342 -001 085060039 M13M12M12 000 30 23 18 -13.1 -15.4 29.31 6 8 152 348 -002 082050053 M13M12M13 000 33 23 21 -11.3 -14.5 29.29 10 18 166 3 -006 078037035 M11M11M11 000 36 24 00 -9.9 -13.1 29.30 13 19 145 341 002 077045038 M11M11M11 000 39 24 03 -9.8 -12.6 29.30 9 20 152 348 024 081035031 M10M09M10 000 42 24 06 -9.8 -12.5 29.29 8 20 159 356 006 080030045 M08M07M08 000 45 24 09 -7.3 -9.6 29.28 15 29 145 342 -005 084052048 M05M05M06 000 48 24 12 -7.0 -9.9 29.27 21 36 140 336 -031 079045038 M06M05M05 000 51 24 15 -6.6 -9.8 29.30 19 33 144 341 -026 078043031 M06M05M05 000 54 24 18 -5.7 -9.0 29.31 19 32 140 337 -065 078043032 M06M06M05 000 57 24 21 -5.1 -8.1 29.31 18 28 139 335 -016 080048032 M06M06M05 000 60 25 00 -5.2 -7.8 29.30 15 25 140 336 -001 082042029 M06M05M05 000 63 25 03 -4.8 -7.4 29.31 13 24 139 336 -005 082038030 M05M05M04 000 66 25 06 -5.3 -7.7 29.30 12 21 146 343 -013 083038026 M04M05M05 000 69 25 09 -6.3 -8.4 29.30 11 21 149 345 -010 085044028 M05M05M05 000 72 25 12 -7.1 -9.1 29.29 10 19 152 349 -006 085044028 M05M05M05 000 75 25 15 -6.9 -9.1 29.31 10 20 150 346 -012 085042030 M05M05M05 000 78 25 18 -5.9 -8.2 29.31 12 20 149 345 -012 083041032 M05M05M05 000 81 25 21 -4.7 -7.2 29.29 12 20 144 341 -017 083041032 M05M05M05 000 84 26 00 -3.9 -6.3 29.28 12 19 146 343 -015 083042035 M05M05M05 000 87 26 03 -3.7 -5.8 29.28 11 18 142 339 -012 085043031 M05M05M05 000 90 26 06 -4.0 -5.7 29.28 10 19 151 347 -009 088039029 M04M04M04 000 93 26 09 -4.6 -6.1 29.27 12 21 151 347 -015 089049035 M04M04M04 000 96 26 12 -5.3 -6.8 29.25 13 21 154 351 -007 089053037 M04M04M04 000 99 26 15 -5.2 -6.9 29.27 13 22 153 350 -007 088052036 M04M04M04 000 102 26 18 -4.2 -6.4 29.27 14 22 150 347 -011 085049035 M05M04M04 000 105 26 21 -3.1 -5.3 29.26 14 23 147 343 -012 085047036 M04M03M04 000 108 27 00 -2.2 -4.3 29.25 14 23 144 341 -009 085045039 M03M03M03 000 111 27 03 -1.8 -3.6 29.26 13 22 143 339 -007 087047040 M03M03M03 000 114 27 06 -2.3 -3.8 29.28 13 21 146 342 -008 090051037 M02M03M03 000 117 27 09 -3.5 -4.9 29.29 12 22 147 343 -004 090056035 M02M03M03 000 120 27 12 -4.3 -5.8 29.30 12 22 147 343 -007 090051034 M02M02M03 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.