USAP Shackleton Glacier site lat/lon = (-85.0800,-175.3800) cell lat/lon = (-85.0689,-175.3710) Forecast initialized at 2026-06-10/12 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 10 12 -36.6 -43.2 28.54 4 4 99 284 -001 66 67 78 -33-33-33 000 1 10 13 -39.2 -43.1 28.54 10 15 67 252 005 89 66 75 -33-34-34 000 2 10 14 -35.5 -42.0 28.51 5 8 39 224 003 68 56 75 -31-31-31 000 3 10 15 -38.5 -39.5 28.50 7 9 162 347 000 125 63 77 -31-31-30 000 4 10 16 -39.9 -41.4 28.50 10 13 166 351 001 124 74 79 -30-30-30 000 5 10 17 -36.4 -37.4 28.50 3 10 124 308 000 123 69 78 -30-30-30 000 6 10 18 -35.4 -37.3 28.48 1 7 144 328 000 109 66 75 -30-30-30 000 7 10 19 -37.7 -38.5 28.47 7 13 168 352 001 124 67 72 -30-30-30 000 8 10 20 -38.3 -41.4 28.48 12 21 173 358 000 98 69 67 -30-30-29 000 9 10 21 -36.8 -41.3 28.47 16 25 178 3 001 86 68 65 -30-30-29 000 10 10 22 -36.4 -41.4 28.47 15 25 177 2 000 80 65 64 -30-30-29 000 11 10 23 -37.4 -41.4 28.48 11 23 175 359 001 90 70 66 -31-31-29 000 12 11 00 -37.9 -41.3 28.44 7 20 172 356 001 95 73 68 -31-31-30 000 13 11 01 -37.6 -41.9 28.45 12 25 175 0 001 85 68 68 -30-31-30 000 14 11 02 -37.9 -42.0 28.45 11 24 174 359 000 86 65 66 -30-31-30 000 15 11 03 -38.1 -41.8 28.45 8 22 172 357 000 90 66 63 -31-31-30 000 16 11 04 -36.5 -40.2 28.44 4 17 166 350 000 94 69 58 -31-31-29 000 17 11 05 -36.5 -39.8 28.43 2 16 159 344 000 95 70 61 -31-31-29 000 18 11 06 -36.5 -39.6 28.43 4 12 163 348 000 97 69 62 -31-31-28 000 19 11 07 -36.7 -39.9 28.42 6 13 169 354 001 97 66 61 -30-31-28 000 20 11 08 -37.4 -40.4 28.41 6 14 169 354 000 98 64 59 -30-30-28 000 21 11 09 -36.5 -39.6 28.40 4 12 165 349 000 98 65 60 -30-30-28 000 22 11 10 -36.3 -39.2 28.40 2 10 155 339 000 98 65 59 -31-30-28 000 23 11 11 -36.2 -39.4 28.40 4 17 164 348 000 96 66 60 -30-31-28 000 24 11 12 -38.3 -41.6 28.39 9 22 172 357 000 92 62 60 -30-30-29 000 25 11 13 -38.3 -41.6 28.38 10 24 172 356 000 93 61 60 -30-30-29 000 26 11 14 -37.8 -41.0 28.38 8 22 166 351 001 95 61 59 -30-30-29 000 27 11 15 -37.7 -41.2 28.36 8 23 168 353 000 90 59 58 -30-30-30 000 28 11 16 -37.8 -41.4 28.35 8 23 171 356 000 90 60 57 -30-30-30 000 29 11 17 -36.3 -40.0 28.35 5 20 164 349 000 92 60 57 -30-30-30 000 30 11 18 -36.2 -40.0 28.36 4 20 163 347 002 90 61 56 -30-30-30 000 31 11 19 -35.9 -40.3 28.35 5 22 162 347 001 84 58 55 -30-30-30 000 32 11 20 -35.7 -40.2 28.34 4 21 159 343 001 83 56 55 -30-30-30 000 33 11 21 -35.8 -40.2 28.33 2 19 143 328 001 82 56 55 -30-30-30 000 34 11 22 -36.0 -40.0 28.33 1 18 98 283 000 85 59 55 -30-30-29 000 35 11 23 -36.0 -39.8 28.32 1 17 93 278 000 87 60 55 -30-30-29 000 36 12 00 -36.0 -39.7 28.32 1 17 129 314 000 89 60 55 -30-30-29 000 37 12 01 -35.9 -39.7 28.33 2 18 136 321 000 87 60 54 -30-30-29 000 38 12 02 -35.9 -39.7 28.33 1 17 128 313 000 86 59 55 -30-30-29 000 39 12 03 -36.2 -39.5 28.33 0 15 27 211 000 91 60 56 -30-30-29 000 40 12 04 -36.2 -39.3 28.33 1 14 31 215 000 93 61 58 -30-30-29 000 41 12 05 -35.8 -39.5 28.33 1 16 59 244 000 86 61 58 -30-30-29 000 42 12 06 -35.4 -39.6 28.34 2 14 40 225 000 83 61 58 -30-30-29 000 43 12 07 -35.8 -39.4 28.34 0 17 85 269 000 88 58 58 -30-30-29 000 44 12 08 -36.0 -39.6 28.35 1 10 24 209 000 88 60 58 -30-30-29 000 45 12 09 -35.9 -39.6 28.35 2 14 22 206 001 87 60 58 -30-30-29 000 46 12 10 -36.0 -39.4 28.36 2 14 17 202 000 90 60 59 -30-30-29 000 47 12 11 -36.0 -39.4 28.36 3 12 11 196 000 92 59 59 -30-30-29 000 48 12 12 -36.1 -39.3 28.38 2 13 17 201 001 93 59 60 -30-30-29 000 49 12 13 -36.1 -39.4 28.38 2 13 30 215 001 91 59 60 -30-30-29 000 50 12 14 -35.8 -39.2 28.40 2 14 19 203 000 90 61 60 -30-31-29 000 51 12 15 -36.1 -39.3 28.41 1 8 69 253 000 91 59 81 -30-30-29 000 52 12 16 -35.7 -39.2 28.42 2 7 35 220 000 88 56 84 -30-30-29 000 53 12 17 -35.5 -38.7 28.43 3 10 19 204 001 92 55 85 -30-30-29 000 54 12 18 -35.3 -38.4 28.43 4 4 15 199 000 93 55 78 -30-30-29 000 55 12 19 -35.6 -38.1 28.44 2 6 18 202 002 100 56 78 -30-30-29 000 56 12 20 -36.2 -38.1 28.44 2 6 13 197 001 105 57 89 -30-30-29 000 57 12 21 -36.4 -38.1 28.45 3 5 12 197 001 108 56 92 -30-30-29 000 58 12 22 -36.1 -37.9 28.46 5 5 10 195 001 109 56 92 -30-30-29 000 59 12 23 -35.6 -37.7 28.47 4 8 17 202 000 106 55 91 -31-30-29 000 60 13 00 -35.7 -37.7 28.47 2 11 24 208 000 106 59 80 -31-30-29 000 61 13 01 -36.5 -38.4 28.48 1 12 38 223 000 106 64 86 -31-31-29 000 62 13 02 -36.9 -39.1 28.48 1 12 29 213 000 103 62 95 -31-31-30 000 63 13 03 -37.2 -38.8 28.48 1 12 21 206 000 109 60 94 -31-31-30 000 64 13 04 -37.2 -37.9 28.48 3 6 12 196 000 122 61 89 -31-31-30 000 65 13 05 -37.3 -38.0 28.48 3 11 21 206 000 121 63 84 -32-31-30 000 66 13 06 -37.1 -38.5 28.48 2 11 38 222 000 112 66 85 -32-31-30 000 67 13 07 -37.3 -39.0 28.48 1 14 138 323 000 108 70 86 -32-32-30 000 68 13 08 -37.7 -39.7 28.48 2 16 158 342 000 105 73 82 -32-32-30 000 69 13 09 -37.9 -39.7 28.47 1 14 143 328 000 108 72 79 -32-32-30 000 70 13 10 -37.8 -39.1 28.47 1 12 88 272 000 113 71 77 -32-32-30 000 71 13 11 -37.8 -39.1 28.47 2 13 136 321 001 112 72 78 -32-32-30 000 72 13 12 -37.9 -39.2 28.47 3 15 148 332 000 113 72 78 -32-32-30 000 73 13 13 -37.8 -39.1 28.46 2 14 143 328 000 114 71 76 -32-32-30 000 74 13 14 -37.7 -39.2 28.46 2 14 146 331 001 111 72 77 -32-32-30 000 75 13 15 -37.8 -39.4 28.46 2 14 145 330 000 110 73 76 -32-32-30 000 76 13 16 -37.8 -39.2 28.45 1 13 118 302 000 110 72 71 -32-32-30 000 77 13 17 -37.8 -39.2 28.45 2 14 142 327 000 111 72 73 -32-32-30 000 78 13 18 -37.7 -39.1 28.44 2 14 133 318 000 112 71 75 -32-32-30 000 79 13 19 -37.6 -39.2 28.44 1 13 117 301 000 108 70 74 -32-32-30 000 80 13 20 -37.7 -39.4 28.44 1 8 109 293 000 106 69 72 -32-32-30 000 81 13 21 -37.6 -39.1 28.43 1 8 97 281 000 109 68 70 -32-31-30 000 82 13 22 -37.4 -38.8 28.43 1 13 104 288 000 110 67 70 -32-31-30 000 83 13 23 -37.2 -38.7 28.43 2 13 123 307 000 108 63 68 -32-31-30 000 84 14 00 -37.7 -39.2 28.44 4 11 157 342 000 111 61 66 -31-31-30 000 85 14 01 -37.9 -39.7 28.44 5 12 161 346 000 112 60 65 -31-31-30 000 86 14 02 -37.5 -39.3 28.44 3 10 151 335 000 111 60 64 -31-30-30 000 87 14 03 -37.0 -39.0 28.45 1 8 98 283 000 103 60 61 -31-30-30 000 88 14 04 -36.9 -39.1 28.46 1 7 57 242 000 100 60 59 -31-30-30 000 89 14 05 -36.8 -39.1 28.47 1 7 46 230 000 98 59 57 -31-30-30 000 90 14 06 -36.7 -39.2 28.48 2 11 41 225 001 97 59 58 -31-30-30 000 91 14 07 -36.8 -39.3 28.49 1 12 98 282 000 97 59 58 -31-30-30 000 92 14 08 -36.9 -39.1 28.50 1 9 138 323 001 100 57 54 -30-30-30 000 93 14 09 -37.5 -39.3 28.52 4 10 154 339 000 109 56 49 -30-30-30 000 94 14 10 -37.4 -39.5 28.54 4 11 158 342 000 107 55 47 -30-30-29 000 95 14 11 -37.3 -39.7 28.55 5 11 156 341 000 104 53 46 -30-29-29 000 96 14 12 -39.1 -41.9 28.57 7 12 165 350 000 98 52 47 -30-29-29 000 97 14 13 -39.7 -43.0 28.58 9 13 166 351 000 93 52 45 -30-29-29 000 98 14 14 -39.7 -43.5 28.60 10 13 167 352 000 88 51 44 -30-29-29 000 99 14 15 -39.5 -43.4 28.61 10 13 167 351 000 86 50 43 -30-29-28 000 100 14 16 -39.0 -43.4 28.62 11 14 168 352 001 82 48 40 -30-29-28 000 101 14 17 -38.0 -42.6 28.62 11 14 168 353 001 82 46 38 -29-28-28 000 102 14 18 -36.9 -41.5 28.63 10 13 168 353 000 81 43 35 -29-28-28 000 103 14 19 -35.8 -40.7 28.64 9 12 166 351 000 78 40 32 -28-28-27 000 104 14 20 -35.1 -40.1 28.64 9 11 163 348 -001 75 37 31 -28-27-27 000 105 14 21 -34.1 -39.3 28.65 9 11 164 349 -001 72 36 34 -27-27-26 000 106 14 22 -33.2 -39.2 28.66 7 9 158 342 -001 66 33 43 -26-26-26 000 107 14 23 -32.6 -39.1 28.66 6 8 158 343 000 62 30 64 -25-25-26 000 108 15 00 -32.8 -38.3 28.66 7 9 154 339 000 70 29 75 -25-25-25 000 109 15 01 -31.1 -37.0 28.66 5 8 145 330 000 71 28 75 -24-24-25 000 110 15 02 -30.0 -35.7 28.65 4 8 134 319 000 73 27 73 -24-24-24 000 111 15 03 -29.4 -34.6 28.64 4 7 131 315 000 75 28 70 -24-24-24 000 112 15 04 -29.1 -33.8 28.64 4 8 147 331 000 80 30 73 -24-23-24 000 113 15 05 -28.4 -33.3 28.63 3 7 120 305 000 77 32 70 -23-23-24 000 114 15 06 -27.6 -32.8 28.63 1 7 96 280 000 73 33 71 -23-23-23 000 115 15 07 -28.7 -32.0 28.62 4 9 146 331 000 91 37 71 -23-23-23 000 116 15 08 -29.9 -32.4 28.61 6 10 158 342 000 100 40 71 -23-23-23 000 117 15 09 -30.2 -33.0 28.60 6 10 161 345 000 98 42 69 -23-23-23 000 118 15 10 -30.2 -33.3 28.59 7 10 163 348 001 95 39 65 -23-23-23 000 119 15 11 -30.0 -33.4 28.58 10 12 167 352 000 93 38 62 -23-23-23 000 120 15 12 -29.4 -32.7 28.58 10 13 167 352 002 92 39 61 -23-22-22 000 * 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.