USAP Shackleton Glacier site lat/lon = (-85.0800,-175.3800) cell lat/lon = (-85.0689,-175.3710) Forecast initialized at 2026-10-16/00 UTC MPAS cell scale: 2.3 km 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) (*) 0 16 00 -23.5 -29.5 28.87 3 3 108 292 000 67 66 58 -20-21-21 000 1 16 01 -23.7 -27.1 28.83 5 8 153 338 -003 88 67 72 -19-20-20 000 2 16 02 -21.2 -27.7 28.84 5 27 159 343 003 63 45 62 -18-18-19 000 3 16 03 -21.4 -27.5 28.81 1 12 25 210 001 67 61 56 -19-18-18 000 4 16 04 -21.9 -26.6 28.80 4 15 118 303 000 78 58 55 -19-19-19 000 5 16 05 -22.3 -26.8 28.79 2 11 135 319 001 80 58 52 -18-18-19 000 6 16 06 -21.4 -26.3 28.77 4 8 43 228 000 76 61 52 -19-18-18 000 7 16 07 -22.7 -27.3 28.75 4 13 129 313 000 78 57 52 -19-19-18 000 8 16 08 -22.3 -27.6 28.71 1 12 105 289 002 72 54 51 -18-18-18 000 9 16 09 -24.0 -28.5 28.72 4 11 155 340 000 79 60 51 -18-18-18 000 10 16 10 -23.2 -28.0 28.69 1 15 64 249 000 76 57 50 -18-19-18 000 11 16 11 -24.0 -28.4 28.69 4 8 17 202 001 80 57 50 -19-18-18 000 12 16 12 -23.1 -28.6 28.67 2 16 44 229 000 70 62 51 -19-19-19 000 13 16 13 -23.3 -28.6 28.65 2 14 46 230 001 72 60 51 -19-19-19 000 14 16 14 -24.1 -28.9 28.65 1 17 125 310 000 76 60 51 -19-20-19 000 15 16 15 -24.3 -28.6 28.63 5 14 28 213 002 80 60 52 -20-20-19 000 16 16 16 -23.6 -29.0 28.62 6 13 35 219 000 71 62 52 -20-20-19 000 17 16 17 -24.5 -29.0 28.59 7 9 24 208 000 76 61 54 -20-20-19 000 18 16 18 -24.0 -28.1 28.58 6 7 32 217 -001 80 55 52 -19-19-19 000 19 16 19 -23.7 -27.3 28.59 5 5 38 223 -003 86 52 54 -19-19-19 000 20 16 20 -23.1 -28.2 28.57 5 9 47 232 -001 75 52 55 -19-19-19 000 21 16 21 -21.5 -27.7 28.55 4 12 78 262 -001 66 58 54 -19-19-19 000 22 16 22 -20.7 -28.0 28.54 5 13 65 249 000 59 56 54 -18-19-20 000 23 16 23 -20.3 -28.0 28.53 5 18 75 260 002 56 49 55 -18-18-20 000 24 17 00 -21.1 -28.2 28.52 6 13 37 221 003 57 51 51 -18-18-19 000 25 17 01 -20.0 -28.0 28.52 4 17 51 236 002 55 51 50 -18-18-19 000 26 17 02 -21.5 -28.3 28.51 8 12 34 218 003 54 50 49 -17-18-18 000 27 17 03 -21.3 -28.1 28.49 8 8 26 211 003 54 47 46 -17-18-17 000 28 17 04 -20.5 -28.2 28.48 5 8 35 219 001 55 45 44 -17-17-17 000 29 17 05 -21.8 -28.5 28.47 8 8 35 220 000 55 44 43 -16-17-17 000 30 17 06 -21.0 -28.4 28.47 7 9 21 206 004 53 44 41 -17-17-16 000 31 17 07 -20.4 -28.0 28.47 7 15 50 235 012 51 44 41 -15-16-16 000 32 17 08 -18.9 -27.4 28.45 6 16 55 240 000 50 41 40 -14-15-15 000 33 17 09 -20.2 -27.0 28.43 8 8 14 199 001 54 39 41 -15-14-14 000 34 17 10 -20.0 -26.1 28.43 2 14 118 303 000 66 45 37 -14-15-14 000 35 17 11 -20.6 -27.2 28.44 9 14 28 213 011 55 43 33 -15-15-15 000 36 17 12 -19.3 -27.2 28.43 7 7 18 203 -005 50 36 37 -15-14-13 000 37 17 13 -21.2 -24.9 28.42 6 10 190 14 -004 81 40 37 -14-14-14 000 38 17 14 -20.2 -25.5 28.42 5 10 172 357 -001 71 37 37 -15-14-14 000 39 17 15 -20.6 -24.5 28.42 5 6 157 341 -010 82 36 38 -14-13-14 000 40 17 16 -18.3 -27.1 28.40 1 2 335 159 002 50 39 38 -13-13-14 000 41 17 17 -17.9 -25.0 28.39 3 6 229 54 -002 60 37 43 -14-12-15 000 42 17 18 -17.8 -24.8 28.40 5 9 185 10 015 59 39 44 -14-14-14 000 43 17 19 -17.8 -23.3 28.40 1 3 146 330 001 70 44 37 -13-14-14 000 44 17 20 -19.2 -25.3 28.39 10 11 24 209 -003 57 35 37 -12-12-13 000 45 17 21 -17.4 -24.8 28.38 11 11 14 198 -043 47 43 43 -13-13-13 000 46 17 22 -15.7 -23.0 28.39 9 9 31 216 -013 46 43 38 -13-13-13 000 47 17 23 -16.1 -22.4 28.41 8 8 37 221 046 54 37 39 -13-12-12 000 48 18 00 -13.6 -22.3 28.43 1 15 334 158 069 50 34 45 -10-10-12 000 49 18 01 -12.7 -19.2 28.44 13 23 107 292 -024 57 37 39 -9-11-12 000 50 18 02 -10.6 -19.3 28.44 16 23 101 286 050 43 25 39 -7 -8 -9 000 51 18 03 -11.4 -18.7 28.45 9 36 116 300 -506 45 25 21 -8 -8 -9 000 52 18 04 -12.1 -19.6 28.49 20 22 203 27 -406 52 31 26 -10-10-10 000 53 18 05 -11.1 -20.4 28.50 5 15 177 1 -009 39 28 32 -8 -9-10 000 54 18 06 -10.6 -20.7 28.53 18 22 42 226 -070 36 31 42 -8-10-11 000 55 18 07 -12.3 -22.7 28.56 7 20 184 8 -374 35 30 29 -9-10-11 000 56 18 08 -11.0 -21.3 28.58 15 15 72 256 027 33 38 47 -10-11-12 000 57 18 09 -11.0 -20.6 28.54 29 36 85 269 122 40 22 31 -9-10-11 000 58 18 10 -13.9 -22.1 28.63 8 8 163 348 -097 41 29 42 -10-11-12 000 59 18 11 -13.0 -20.8 28.62 16 34 163 347 -205 49 24 19 -9-10-11 000 60 18 12 -12.3 -21.4 28.65 13 23 82 267 041 38 15 35 -8 -9-10 000 61 18 13 -12.8 -20.8 28.66 12 24 126 310 -370 44 27 27 -10-11-12 000 62 18 14 -13.2 -24.5 28.68 7 12 96 281 005 31 32 45 -10-11-13 000 63 18 15 -15.8 -21.9 28.71 10 12 112 296 -014 56 35 38 -11-12-13 000 64 18 16 -13.9 -23.8 28.72 2 8 36 221 034 45 39 51 -11-12-13 000 65 18 17 -13.9 -22.6 28.72 2 4 187 12 -078 50 29 48 -10-11-12 000 66 18 18 -13.5 -20.3 28.71 13 27 125 309 020 55 46 40 -11-12-13 000 67 18 19 -12.1 -19.8 28.71 27 35 131 316 -036 51 38 43 -11-12-12 000 68 18 20 -12.2 -19.4 28.71 16 19 125 310 002 53 30 40 -10-11-13 000 69 18 21 -12.1 -19.1 28.70 25 32 126 311 022 55 36 36 -11-12-13 000 70 18 22 -11.8 -18.7 28.70 22 32 123 308 005 55 36 42 -10-11-13 000 71 18 23 -11.8 -18.8 28.70 26 40 123 308 027 55 41 43 -11-11-13 000 72 19 00 -11.8 -20.1 28.69 36 50 124 309 064 48 40 41 -11-12-13 000 73 19 01 -11.7 -20.0 28.69 40 51 126 311 068 48 42 40 -11-12-13 000 74 19 02 -11.7 -20.5 28.66 43 54 123 308 028 45 38 41 -11-12-13 000 75 19 03 -11.7 -20.5 28.66 39 51 124 309 009 45 41 46 -11-12-13 000 76 19 04 -11.9 -20.1 28.64 41 50 124 309 074 48 41 41 -11-12-13 000 77 19 05 -12.0 -20.1 28.63 39 53 120 305 082 49 41 42 -12-12-13 000 78 19 06 -11.9 -19.2 28.62 36 47 122 307 -025 53 40 41 -11-12-13 000 79 19 07 -12.0 -20.6 28.62 37 50 128 312 077 46 39 44 -11-12-13 000 80 19 08 -13.8 -20.4 28.60 11 22 101 285 -029 54 44 50 -11-12-13 000 81 19 09 -10.9 -19.9 28.57 37 51 127 311 059 44 29 30 -10-10 -9 000 82 19 10 -13.7 -20.7 28.57 31 33 199 23 -032 56 44 50 -12-13-13 000 83 19 11 -13.8 -21.6 28.59 33 33 204 28 095 51 39 46 -11-12-13 000 84 19 12 -13.4 -23.3 28.59 42 49 192 16 116 39 37 52 -13-14-15 000 85 19 13 -15.3 -23.7 28.58 41 45 190 14 -023 48 39 49 -14-15-15 000 86 19 14 -15.3 -24.0 28.55 39 43 188 13 067 46 40 50 -14-14-15 000 87 19 15 -12.8 -20.9 28.55 26 30 100 284 -035 49 25 38 -10-11-12 000 88 19 16 -12.7 -21.4 28.54 30 46 133 318 -035 45 28 29 -11-12-12 000 89 19 17 -12.2 -21.9 28.52 34 42 128 313 097 40 25 39 -11-11-12 000 90 19 18 -12.9 -21.3 28.53 19 31 107 292 -090 46 27 36 -11-12-13 000 91 19 19 -15.6 -21.3 28.51 8 22 358 182 -034 58 32 26 -13-12-13 000 92 19 20 -13.1 -22.1 28.50 24 40 118 303 053 43 29 31 -12-12-13 000 93 19 21 -14.7 -22.6 28.52 4 5 25 210 -008 50 42 28 -13-14-15 000 94 19 22 -13.5 -21.5 28.52 20 27 112 297 -011 48 34 30 -12-13-14 000 95 19 23 -13.6 -21.2 28.53 15 21 103 288 006 50 36 28 -12-13-14 000 96 20 00 -12.7 -21.9 28.55 30 39 126 310 014 42 32 46 -12-13-13 000 97 20 01 -13.0 -22.6 28.55 37 49 122 306 073 41 31 39 -13-13-14 000 98 20 02 -13.4 -22.9 28.55 36 48 122 306 013 41 28 37 -13-12-13 000 99 20 03 -12.8 -22.5 28.55 36 49 129 313 008 40 26 37 -13-13-13 000 100 20 04 -13.1 -21.6 28.54 29 35 115 299 -014 46 32 37 -12-12-13 000 101 20 05 -12.9 -22.6 28.56 35 48 122 307 -034 40 27 32 -12-12-13 000 102 20 06 -12.5 -22.5 28.56 38 46 123 307 159 39 29 33 -11-12-13 000 103 20 07 -13.1 -22.4 28.56 35 40 121 306 165 42 28 30 -10-11-12 000 104 20 08 -13.0 -23.1 28.58 40 48 122 306 -036 39 29 30 -11-11-12 000 105 20 09 -13.1 -23.0 28.59 35 44 120 305 019 40 31 31 -12-13-14 000 106 20 10 -13.3 -23.0 28.60 35 45 122 307 -004 40 29 37 -11-12-12 000 107 20 11 -13.7 -23.6 28.59 43 51 117 302 006 40 25 29 -11-11-11 000 108 20 12 -13.5 -23.6 28.62 38 44 118 303 005 39 29 30 -12-12-12 000 109 20 13 -13.5 -23.0 28.63 31 40 113 298 000 42 32 31 -11-12-14 000 110 20 14 -15.9 -23.1 28.66 13 21 67 252 000 52 34 38 -13-13-14 000 111 20 15 -17.6 -25.2 28.69 1 6 169 353 -006 57 48 40 -16-16-15 000 112 20 16 -19.2 -25.5 28.71 1 8 81 265 003 65 55 41 -15-17-16 000 113 20 17 -19.5 -26.7 28.73 7 7 16 201 007 51 35 48 -15-15-16 000 114 20 18 -20.5 -25.4 28.74 10 12 203 28 000 69 44 44 -15-16-16 000 115 20 19 -20.6 -26.6 28.75 6 6 24 209 -003 62 45 47 -16-16-17 000 116 20 20 -19.5 -26.3 28.75 9 9 21 206 -003 51 38 50 -16-15-16 000 117 20 21 -18.1 -25.8 28.75 8 8 23 208 000 45 36 52 -14-15-16 000 118 20 22 -19.4 -26.1 28.76 6 6 3 187 -002 55 41 48 -16-16-16 000 119 20 23 -19.8 -25.4 28.76 10 10 10 194 000 65 43 45 -16-17-17 000 120 21 00 -19.1 -25.6 28.77 9 9 10 194 -002 54 41 48 -16-16-17 000 * 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.