USAP Shackleton Glacier (lat, lon) = (-85.08, -175.38) Forecast initialized at 2025092112 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 21 12 -24.2 -30.8 28.79 8 8 173 358 -039 065051050 M25M26M25 000 01 21 13 -27.2 -33.3 28.74 7 25 113 298 -010 056041056 M24M24M25 000 02 21 14 -23.4 -31.1 28.72 10 25 184 9 046 049040056 M21M23M23 000 03 21 15 -22.9 -30.7 28.70 10 23 188 13 014 049039053 M21M22M23 000 04 21 16 -22.9 -30.6 28.71 7 16 181 6 006 049040052 M20M21M21 000 05 21 17 -23.4 -30.8 28.69 8 17 196 21 031 051040050 M20M21M21 000 06 21 18 -24.7 -31.9 28.69 15 26 205 29 024 052037049 M20M21M22 000 07 21 19 -24.1 -31.7 28.70 22 33 205 30 035 050035052 M21M21M22 000 08 21 20 -23.8 -31.4 28.71 21 32 205 30 029 050036055 M22M22M23 000 09 21 21 -23.7 -31.1 28.72 18 29 201 26 010 051036055 M22M22M23 000 10 21 22 -23.8 -31.3 28.71 23 33 203 28 010 050037055 M22M23M23 000 11 21 23 -24.0 -32.0 28.69 28 38 205 30 004 047036055 M22M23M24 000 12 22 00 -24.2 -32.6 28.70 29 39 205 30 030 046035053 M23M23M24 000 13 22 01 -24.6 -33.1 28.71 29 38 202 27 014 045034053 M24M23M24 000 14 22 02 -25.1 -33.5 28.71 27 37 201 26 021 045034052 M24M24M25 000 15 22 03 -25.3 -33.4 28.71 23 34 199 24 013 047034049 M24M24M25 000 16 22 04 -25.6 -33.4 28.76 18 30 198 22 007 048034045 M24M24M25 000 17 22 05 -25.7 -33.4 28.72 15 26 193 18 -003 049035044 M24M25M25 000 18 22 06 -25.4 -33.3 28.71 16 26 196 21 -003 048034044 M23M24M25 000 19 22 07 -25.4 -33.4 28.71 19 29 198 23 006 047032043 M23M24M25 000 20 22 08 -25.5 -33.5 28.69 19 30 201 25 017 047031043 M23M24M25 000 21 22 09 -26.0 -33.6 28.71 16 26 200 24 007 049031040 M23M24M25 000 22 22 10 -26.4 -34.2 28.70 15 26 198 22 -008 048030038 M23M24M25 000 23 22 11 -26.3 -34.5 28.68 13 25 195 20 012 046030038 M23M24M25 000 24 22 12 -26.1 -33.9 28.70 17 28 199 23 000 048030039 M23M24M25 000 25 22 13 -25.6 -33.4 28.69 14 22 197 22 002 048030038 M23M24M24 000 26 22 14 -24.9 -33.0 28.68 12 20 202 26 002 047030036 M22M23M24 000 27 22 15 -24.4 -32.6 28.67 11 20 201 26 -001 047030033 M22M23M24 000 28 22 16 -24.6 -32.3 28.66 14 23 208 33 019 049029032 M22M23M24 000 29 22 17 -23.6 -32.2 28.65 11 20 203 28 017 045028031 M21M22M23 000 30 22 18 -23.7 -32.6 28.64 5 14 190 14 -047 044027031 M21M22M23 000 31 22 19 -24.9 -33.3 28.61 5 12 53 238 -038 045026031 M21M22M23 000 32 22 20 -24.3 -33.2 28.60 3 8 86 271 044 044025031 M21M21M22 000 33 22 21 -24.5 -33.5 28.59 3 8 131 316 087 043025030 M21M21M22 000 34 22 22 -25.2 -33.5 28.58 4 9 182 7 031 046025030 M21M21M22 000 35 22 23 -24.5 -33.4 28.56 3 9 218 43 062 044025030 M21M21M22 000 36 23 00 -24.6 -32.9 28.55 4 8 176 0 108 047024029 M20M21M22 000 37 23 01 -24.7 -33.3 28.54 5 11 181 6 164 045024029 M20M21M22 000 38 23 02 -24.3 -33.5 28.52 6 22 180 5 -069 043025028 M21M21M23 000 39 23 03 -24.5 -33.6 28.51 10 24 192 17 -029 043025028 M22M22M23 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.