USAP McMurdo Station (B165) site lat/lon = (-77.8471,166.6652) cell lat/lon = (-77.8585,166.6521) Forecast initialized at 2026-06-10/12 UTC MPAS cell scale: 2.4 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 -38.8 -46.8 29.24 1 1 311 118 001 52 40 27 -32-28-27 000 1 10 13 -39.8 -50.0 29.25 1 2 219 26 000 57 40 26 -31-29-28 000 2 10 14 -42.3 -46.2 29.24 2 2 178 345 000 77 44 24 -31-29-29 000 3 10 15 -40.8 -47.4 29.23 6 6 86 253 000 77 44 24 -30-28-28 000 4 10 16 -37.2 -47.7 29.22 7 7 66 233 005 64 41 24 -29-28-28 000 5 10 17 -36.6 -50.4 29.21 3 3 40 206 000 58 43 25 -29-28-29 000 6 10 18 -38.9 -41.8 29.21 10 10 92 259 003 83 46 31 -29-28-28 000 7 10 19 -37.7 -44.6 29.22 11 11 69 235 000 66 41 41 -29-28-28 000 8 10 20 -37.0 -48.9 29.22 8 8 47 213 -001 57 41 43 -30-29-29 000 9 10 21 -36.5 -53.2 29.19 2 2 24 191 000 51 43 47 -30-29-28 000 10 10 22 -42.4 -46.1 29.19 4 4 94 261 000 107 48 63 -29-29-28 000 11 10 23 -43.2 -47.1 29.20 2 2 98 265 001 103 58 53 -30-28-29 000 12 11 00 -40.4 -45.6 29.19 2 2 37 204 001 94 72 41 -30-29-29 000 13 11 01 -38.1 -46.0 29.18 6 8 333 140 000 76 63 33 -30-29-29 000 14 11 02 -44.5 -45.7 29.19 1 3 175 342 000 115 58 33 -30-28-29 000 15 11 03 -41.1 -42.6 29.18 1 4 19 185 002 93 61 44 -30-29-29 000 16 11 04 -43.1 -46.5 29.19 7 7 87 254 000 110 53 39 -33-30-29 000 17 11 05 -39.3 -39.9 29.19 8 8 76 243 -002 95 62 35 -32-30-30 000 18 11 06 -38.5 -46.0 29.18 7 7 60 227 -001 78 63 37 -32-31-30 000 19 11 07 -38.9 -45.8 29.17 8 9 81 248 -001 79 59 39 -32-31-31 000 20 11 08 -38.1 -45.2 29.16 12 13 69 235 000 63 55 37 -31-32-31 000 21 11 09 -40.5 -46.1 29.16 11 12 78 245 000 78 61 37 -33-31-31 000 22 11 10 -40.6 -46.7 29.15 10 12 83 250 001 72 65 37 -34-31-31 000 23 11 11 -40.0 -45.4 29.15 10 14 80 246 -002 84 57 39 -34-31-30 000 24 11 12 -40.3 -43.2 29.15 10 11 89 255 000 87 54 40 -33-30-30 000 25 11 13 -41.7 -46.1 29.14 9 10 93 260 001 94 58 40 -34-31-31 000 26 11 14 -41.6 -47.0 29.14 7 8 86 253 000 87 59 48 -34-31-31 000 27 11 15 -40.6 -46.7 29.12 6 7 83 250 000 84 61 47 -33-31-31 000 28 11 16 -41.1 -43.0 29.11 4 4 107 274 -001 91 64 50 -33-30-31 000 29 11 17 -43.7 -45.4 29.10 7 7 99 265 -001 111 67 53 -33-30-31 000 30 11 18 -43.4 -46.8 29.11 6 6 101 268 -001 112 82 53 -32-31-31 000 31 11 19 -42.7 -42.7 29.11 3 3 107 274 000 120 99 49 -32-31-31 000 32 11 20 -42.8 -46.2 29.10 3 3 104 271 000 110 92 52 -31-31-31 000 33 11 21 -41.7 -44.2 29.08 3 3 86 253 000 125 88 53 -31-31-31 000 34 11 22 -41.3 -43.8 29.08 2 2 81 248 000 124 96 54 -31-30-31 000 35 11 23 -40.9 -43.4 29.08 2 2 88 254 -001 124 98 49 -31-30-31 000 36 12 00 -40.1 -42.6 29.08 3 3 84 250 -001 124 99 51 -31-30-31 000 37 12 01 -40.9 -40.9 29.08 3 3 96 263 000 126 99 51 -30-30-31 000 38 12 02 -42.2 -42.2 29.07 5 5 100 266 000 132 96 65 -30-30-31 000 39 12 03 -42.7 -42.7 29.07 6 6 99 266 000 125 93 50 -30-30-31 000 40 12 04 -44.8 -45.2 29.06 7 7 103 269 000 137 73 45 -30-30-31 000 41 12 05 -48.9 -50.6 29.07 6 6 108 275 -001 138 42 43 -30-30-30 000 42 12 06 -50.1 -51.0 29.07 6 6 109 275 000 154 56 51 -32-31-31 000 43 12 07 -50.9 -52.6 29.07 6 6 106 273 000 139 50 50 -32-31-31 000 44 12 08 -49.1 -50.8 29.07 6 6 103 270 000 132 39 56 -33-31-31 000 45 12 09 -46.9 -46.9 29.07 6 6 100 266 000 154 46 46 -33-31-31 000 46 12 10 -46.2 -46.7 29.06 8 8 98 265 000 144 51 45 -33-31-30 000 47 12 11 -43.1 -43.9 29.06 10 10 91 258 000 130 56 49 -33-32-30 000 48 12 12 -43.3 -44.4 29.06 11 12 92 259 000 146 59 50 -34-31-30 000 49 12 13 -42.2 -42.8 29.07 11 13 89 256 000 131 69 53 -34-31-31 000 50 12 14 -42.4 -44.3 29.08 10 12 91 258 000 133 68 56 -34-31-31 000 51 12 15 -42.5 -42.9 29.09 10 11 89 256 000 133 64 67 -34-30-30 000 52 12 16 -41.3 -43.7 29.10 10 11 86 253 000 124107 62 -34-31-29 000 53 12 17 -41.1 -41.4 29.10 9 10 90 257 000 117 97 55 -34-30-29 000 54 12 18 -40.0 -42.7 29.09 10 11 84 251 000 119106 66 -33-29-29 000 55 12 19 -40.2 -40.5 29.10 9 11 88 254 000 116113 58 -33-30-29 000 56 12 20 -40.5 -40.7 29.10 10 11 88 255 000 125100 68 -33-29-29 000 57 12 21 -40.4 -42.7 29.11 10 12 87 254 -001 123 99 64 -32-29-29 000 58 12 22 -39.9 -42.6 29.12 9 11 92 259 000 120103 54 -31-29-29 000 59 12 23 -41.9 -43.2 29.13 9 9 99 266 000 145106 64 -30-29-29 000 60 13 00 -42.7 -43.9 29.13 8 8 102 268 000 149100 68 -30-28-29 000 61 13 01 -41.4 -42.9 29.14 8 8 96 262 000 142 97 71 -29-28-29 000 62 13 02 -40.0 -41.3 29.14 8 8 95 261 000 144 94 81 -29-28-28 000 63 13 03 -38.5 -41.1 29.14 7 7 91 257 000 124 79 94 -28-27-28 000 64 13 04 -37.9 -40.5 29.15 5 5 97 264 000 123 60 95 -28-27-28 000 65 13 05 -38.9 -38.9 29.16 2 3 301 108 000 128 53 92 -28-27-28 000 66 13 06 -41.4 -42.7 29.16 4 5 298 104 000 119 53 98 -28-26-28 000 67 13 07 -35.0 -36.7 29.16 10 10 348 154 000 103 62 99 -28-26-27 000 68 13 08 -35.7 -37.6 29.16 11 12 344 151 000 101 62 98 -28-26-27 000 69 13 09 -35.6 -38.9 29.16 9 10 342 148 000 108 68 95 -28-26-27 000 70 13 10 -36.1 -39.9 29.16 6 6 332 138 000 106 69 94 -28-27-27 000 71 13 11 -37.8 -37.8 29.17 1 3 276 82 000 126 74 95 -28-26-27 000 72 13 12 -39.6 -41.8 29.17 0 3 355 162 001 124 73 96 -29-27-27 000 73 13 13 -35.9 -38.0 29.17 4 5 328 135 000 124 71 92 -28-26-27 000 74 13 14 -34.9 -37.4 29.16 4 4 334 141 001 119 71 89 -28-26-27 000 75 13 15 -34.8 -34.8 29.16 0 1 224 31 000 121 74 88 -28-27-27 000 76 13 16 -37.7 -39.9 29.16 2 2 82 249 000 124 71 82 -27-26-27 000 77 13 17 -37.3 -37.3 29.15 0 1 120 286 001 120 67 82 -27-26-27 000 78 13 18 -38.7 -41.3 29.14 2 2 164 331 000 113 63 80 -27-26-27 000 79 13 19 -37.8 -40.3 29.14 6 6 103 270 -001 105 63 75 -28-26-27 000 80 13 20 -34.0 -38.1 29.13 9 10 75 242 000 94 58 80 -27-26-27 000 81 13 21 -31.9 -34.8 29.13 11 12 66 232 000 87 60 93 -26-26-27 000 82 13 22 -31.5 -36.8 29.12 13 15 64 230 000 73 60 95 -26-25-27 000 83 13 23 -32.2 -37.1 29.12 16 18 59 226 000 81 68 97 -25-26-27 000 84 14 00 -32.3 -37.4 29.12 17 18 59 226 000 80 72 97 -25-26-27 000 85 14 01 -32.1 -37.0 29.11 15 15 56 223 000 81 75 96 -26-26-27 000 86 14 02 -32.7 -37.4 29.11 10 10 48 214 000 85 75 96 -27-26-27 000 87 14 03 -33.6 -37.5 29.11 9 9 53 220 000 95 78 99 -29-26-27 000 88 14 04 -33.6 -36.9 29.11 11 13 62 228 000 94 84105 -29-26-27 000 89 14 05 -33.0 -36.6 29.11 12 13 64 230 000 92 82 89 -27-26-27 000 90 14 06 -31.7 -34.9 29.11 12 13 68 235 000 92 72 91 -26-26-27 000 91 14 07 -32.8 -36.4 29.10 14 16 67 233 000 93 71 98 -26-27-28 000 92 14 08 -32.4 -36.0 29.10 14 16 65 232 000 94 71101 -26-26-28 000 93 14 09 -32.2 -35.7 29.10 15 18 64 231 -003 95 77 97 -26-27-28 000 94 14 10 -32.0 -36.0 29.11 19 21 59 226 -004 91 80 97 -27-27-28 000 95 14 11 -31.1 -35.1 29.11 18 20 58 225 -002 90 83 96 -27-28-28 001 96 14 12 -30.3 -34.3 29.12 17 23 64 230 -001 89 82 93 -27-28-29 001 97 14 13 -29.3 -33.6 29.12 17 24 66 233 001 86 83 95 -27-29-29 001 98 14 14 -29.0 -32.9 29.13 16 20 62 229 002 91 84100 -26-28-29 002 99 14 15 -27.1 -31.1 29.13 17 27 64 231 002 86 85 98 -26-28-29 002 100 14 16 -26.1 -30.8 29.12 18 29 68 235 -001 80 84 97 -26-28-28 002 101 14 17 -25.7 -30.6 29.12 17 30 69 236 -001 78 81 95 -26-27-28 002 102 14 18 -25.3 -30.4 29.12 16 30 72 239 000 76 81 94 -25-27-28 001 103 14 19 -25.1 -30.2 29.12 16 30 73 239 002 76 81 94 -25-26-27 000 104 14 20 -24.9 -30.2 29.12 18 34 82 249 012 73 78 94 -25-26-26 000 105 14 21 -24.4 -29.9 29.12 18 34 82 248 016 72 78 93 -25-25-26 000 106 14 22 -24.5 -29.7 29.11 17 32 91 257 013 75 77 93 -24-24-25 000 107 14 23 -24.6 -29.1 29.10 17 33 104 271 009 80 74 91 -23-23-25 000 108 15 00 -23.7 -28.7 29.10 19 30 94 261 014 76 76 95 -23-23-24 000 109 15 01 -22.8 -28.1 29.09 19 32 90 256 002 73 75 95 -22-23-24 000 110 15 02 -22.2 -27.8 29.07 20 31 75 242 009 70 74 92 -22-22-23 000 111 15 03 -21.7 -27.2 29.07 21 30 79 245 010 71 75 93 -21-22-23 000 112 15 04 -21.5 -27.0 29.07 21 33 80 246 009 71 75 88 -21-22-23 000 113 15 05 -21.3 -26.9 29.07 21 32 77 244 010 70 73 88 -21-22-23 000 114 15 06 -20.9 -26.8 29.06 22 34 81 247 020 67 72 84 -21-21-23 000 115 15 07 -20.6 -26.8 29.04 23 33 77 243 029 65 69 78 -20-21-22 000 116 15 08 -20.3 -26.8 29.03 22 33 76 243 025 63 65 74 -20-21-22 000 117 15 09 -20.4 -26.8 29.02 22 30 76 243 014 63 61 70 -20-20-21 000 118 15 10 -20.0 -26.8 29.01 21 30 78 245 010 60 57 66 -19-20-21 000 119 15 11 -19.7 -26.9 28.99 20 31 75 242 004 57 56 66 -19-20-21 000 120 15 12 -19.4 -26.8 28.98 21 32 79 246 012 56 53 64 -19-19-20 000 * 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.