USAP Shackleton Glacier (lat, lon) = (-85.08, -175.38) Forecast initialized at 2025092812 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 28 12 -26.2 -35.0 28.99 7 7 138 322 -061 055045046 M28M28M26 000 01 28 13 -28.1 -35.5 28.90 25 38 201 26 -009 049039049 M23M24M25 000 02 28 14 -25.8 -34.0 28.90 31 43 202 26 030 046034043 M23M23M23 000 03 28 15 -24.8 -33.1 28.89 29 41 202 26 -005 046032042 M22M21M22 000 04 28 16 -24.2 -32.3 28.88 26 37 201 25 -001 047033040 M22M22M22 000 05 28 17 -23.7 -32.0 28.85 25 37 201 26 -011 047032038 M21M21M22 000 06 28 18 -23.0 -31.6 28.83 27 38 204 29 -005 046030035 M20M20M21 000 07 28 19 -22.4 -31.2 28.83 25 37 205 30 006 045028033 M19M19M20 000 08 28 20 -22.2 -30.9 28.83 26 38 205 30 -006 045027032 M19M19M20 000 09 28 21 -22.1 -30.8 28.82 28 38 203 28 -006 045028031 M19M19M20 000 10 28 22 -21.7 -30.3 28.81 27 37 202 27 -009 046028030 M19M19M20 000 11 28 23 -20.5 -28.6 28.79 24 34 203 27 -007 049028029 M18M19M20 000 12 29 00 -19.4 -26.8 28.80 21 31 201 26 007 052030030 M17M18M19 000 13 29 01 -18.6 -25.6 28.79 19 29 202 27 003 054033033 M17M18M19 000 14 29 02 -18.1 -25.0 28.77 20 30 202 27 -004 055035035 M16M17M18 000 15 29 03 -17.8 -24.5 28.78 21 32 204 29 001 056037037 M16M17M18 000 16 29 04 -17.7 -24.3 28.78 20 31 205 29 -022 057038041 M16M16M18 000 17 29 05 -18.0 -24.2 28.78 18 28 201 25 -010 058041048 M16M17M18 000 18 29 06 -18.1 -24.1 28.78 16 27 201 26 -022 059042052 M16M16M18 000 19 29 07 -18.2 -24.1 28.77 12 23 196 21 -006 060043054 M15M16M17 000 20 29 08 -17.4 -23.9 28.78 10 22 188 13 014 057043055 M15M16M17 000 21 29 09 -17.1 -23.7 28.79 5 19 163 348 -001 057044056 M15M16M17 000 22 29 10 -17.1 -23.4 28.79 5 19 174 358 043 058044058 M15M15M16 000 23 29 11 -16.4 -23.5 28.78 3 12 72 256 027 054046060 M15M15M16 000 24 29 12 -15.8 -23.3 28.79 4 10 57 242 019 053048060 M15M15M16 000 25 29 13 -15.8 -23.1 28.80 4 8 99 284 055 053052060 M14M15M16 000 26 29 14 -15.6 -22.6 28.82 4 8 111 296 091 055053061 M14M15M16 000 27 29 15 -15.9 -22.4 28.82 4 8 112 296 105 057053067 M14M15M16 001 28 29 16 -16.4 -22.0 28.83 7 7 121 306 130 062058072 M14M14M15 001 29 29 17 -15.8 -21.6 28.85 7 7 108 292 021 061058074 M14M14M15 001 30 29 18 -15.8 -21.6 28.85 8 9 113 298 007 061055070 M14M14M15 000 31 29 19 -15.9 -21.4 28.86 9 11 127 312 014 063056069 M13M14M15 000 32 29 20 -15.2 -21.2 28.85 6 5 37 222 020 060054069 M14M14M15 001 33 29 21 -15.5 -20.5 28.88 6 9 340 164 -005 066065064 M14M15M15 001 34 29 22 -15.6 -19.6 28.90 4 7 14 199 037 072082070 M14M15M16 000 35 29 23 -14.7 -19.5 28.91 5 5 62 246 026 067069068 M14M15M15 000 36 30 00 -14.4 -21.4 28.91 2 5 136 321 032 055064062 M13M14M15 000 37 30 01 -15.9 -23.0 28.93 7 16 179 4 057 055059061 M13M14M15 000 38 30 02 -15.7 -22.6 28.95 5 13 186 11 110 056051065 M13M14M16 000 39 30 03 -16.6 -22.5 28.97 3 11 96 280 015 060051068 M14M15M16 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.