USAP Shackleton Glacier (lat, lon) = (-85.08, -175.38) Forecast initialized at 2025092200 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 22 00 -23.6 -29.3 28.76 8 8 185 10 -025 066058064 M25M26M26 000 01 22 01 -25.7 -32.7 28.68 23 36 200 25 -025 052046066 M25M25M26 000 02 22 02 -24.7 -32.5 28.68 23 33 200 24 000 048041066 M24M24M25 000 03 22 03 -24.5 -32.4 28.66 25 35 202 27 029 048038064 M24M24M25 000 04 22 04 -24.2 -31.5 28.70 21 30 202 27 036 051040067 M23M24M25 000 05 22 05 -24.4 -31.2 28.72 16 25 200 25 017 053042068 M24M24M25 000 06 22 06 -24.9 -31.4 28.70 13 23 194 19 019 055045068 M24M24M25 000 07 22 07 -25.1 -32.3 28.71 19 27 200 24 -009 051044068 M23M24M25 000 08 22 08 -25.2 -33.1 28.70 20 30 204 29 -009 048039059 M23M24M25 000 09 22 09 -25.3 -33.7 28.69 24 35 207 31 015 045034046 M23M23M25 000 10 22 10 -25.3 -33.8 28.67 24 34 206 30 -000 045031045 M23M24M25 000 11 22 11 -25.5 -33.7 28.68 20 31 203 28 006 046031043 M23M24M25 000 12 22 12 -25.2 -33.1 28.68 12 20 196 21 013 048031041 M23M24M25 000 13 22 13 -24.8 -32.4 28.66 12 20 205 29 -017 049031036 M23M23M24 000 14 22 14 -24.3 -32.0 28.65 19 28 208 33 -004 049030036 M22M23M24 000 15 22 15 -24.7 -32.0 28.66 14 23 205 30 015 051029035 M21M22M24 000 16 22 16 -23.7 -32.8 28.65 4 13 188 13 015 044029035 M21M22M23 000 17 22 17 -24.0 -33.1 28.64 4 13 183 8 001 043027034 M22M22M22 000 18 22 18 -24.1 -33.3 28.64 9 19 198 22 -046 043030030 M22M23M23 000 19 22 19 -25.2 -33.4 28.63 5 12 87 271 -119 046028030 M21M22M23 000 20 22 20 -24.3 -32.8 28.60 4 11 82 267 037 045028031 M21M22M23 000 21 22 21 -24.5 -31.7 28.59 5 13 141 325 168 052026032 M21M21M22 000 22 22 22 -24.3 -31.6 28.58 5 11 160 344 119 051025030 M20M21M22 000 23 22 23 -23.6 -31.8 28.55 6 16 169 353 033 047025031 M21M21M22 000 24 23 00 -23.8 -32.5 28.55 7 17 172 357 008 045024031 M21M21M22 000 25 23 01 -24.4 -33.3 28.56 7 20 187 11 -077 044025030 M22M22M23 000 26 23 02 -25.1 -34.1 28.55 13 28 198 23 -022 043025031 M23M23M24 000 27 23 03 -25.5 -34.6 28.53 14 29 197 21 005 042026030 M23M23M24 000 28 23 04 -25.7 -35.0 28.52 14 29 198 23 016 042025031 M23M23M24 000 29 23 05 -26.1 -35.3 28.52 14 27 199 24 010 042026031 M24M24M25 000 30 23 06 -27.1 -35.5 28.51 15 28 203 28 022 045026029 M24M24M25 000 31 23 07 -27.6 -35.9 28.49 16 30 199 24 031 045026030 M24M24M25 000 32 23 08 -26.9 -35.9 28.48 14 27 198 23 013 043026029 M24M24M25 000 33 23 09 -27.5 -36.0 28.49 15 28 200 24 008 045025029 M24M24M25 000 34 23 10 -27.4 -36.2 28.48 14 28 198 23 006 043025029 M24M24M25 000 35 23 11 -28.1 -36.4 28.48 16 30 200 25 013 045025029 M24M24M25 000 36 23 12 -28.2 -36.5 28.47 17 31 201 26 013 045024029 M24M24M25 000 37 23 13 -28.4 -36.6 28.48 20 34 200 25 016 045024029 M25M24M25 000 38 23 14 -28.3 -36.5 28.49 19 32 201 26 007 045024029 M24M25M25 000 39 23 15 -28.5 -36.6 28.48 19 31 204 29 010 045024028 M24M25M25 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.