USAP McMurdo Station (NZCM) site lat/lon = (-77.8500,166.7100) cell lat/lon = (-77.8503,166.7122) Forecast initialized at 2026-10-17/00 UTC MPAS cell scale: 0.9 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 17 00 -12.8 -16.6 28.90 1 1 190 356 009 76 72 60 -13-13-13 000 1 17 01 -11.5 -15.2 28.87 2 3 155 322 006 81 68 57 -12-12-12 000 2 17 02 -11.0 -14.8 28.86 3 5 129 296 002 80 67 57 -11-12-12 000 3 17 03 -10.8 -14.8 28.84 4 6 98 265 -003 79 56 58 -11-11-12 000 4 17 04 -10.7 -15.3 28.81 5 9 101 267 003 74 50 60 -10-11-12 000 5 17 05 -12.4 -15.5 28.81 9 15 81 248 000 86 45 64 -12-11-12 000 6 17 06 -12.4 -16.6 28.80 14 15 49 216 005 77 51 72 -12-11-13 000 7 17 07 -11.9 -17.9 28.78 13 14 56 223 005 63 62 83 -12-12-13 000 8 17 08 -12.5 -17.6 28.77 11 12 70 237 -006 70 63 83 -12-12-13 000 9 17 09 -13.6 -18.8 28.75 10 15 65 231 002 67 52 71 -12-12-13 000 10 17 10 -14.8 -20.9 28.74 12 20 79 246 005 64 57 78 -12-13-14 000 11 17 11 -17.4 -25.2 28.72 10 12 59 225 -003 62 60 75 -13-14-14 000 12 17 12 -17.9 -24.4 28.73 7 17 71 238 -009 62 58 82 -14-14-15 000 13 17 13 -15.5 -21.5 28.73 9 24 95 262 009 61 52 71 -14-14-15 000 14 17 14 -14.5 -19.4 28.72 9 19 67 233 021 71 71 99 -13-13-14 000 15 17 15 -13.4 -19.4 28.70 12 24 56 223 008 63 61 96 -13-13-14 000 16 17 16 -13.0 -18.1 28.68 10 21 53 219 -004 68 67 98 -12-13-14 000 17 17 17 -12.9 -17.1 28.67 9 18 43 209 000 75 76 96 -12-13-14 000 18 17 18 -13.2 -16.9 28.67 8 16 33 200 -004 79 80 92 -12-13-13 001 19 17 19 -12.8 -16.6 28.65 6 14 30 197 -006 76 82 88 -12-13-13 000 20 17 20 -11.4 -15.2 28.63 1 12 5 171 -003 80 83 90 -12-12-12 003 21 17 21 -10.5 -14.3 28.61 1 11 37 204 -007 79 78 91 -11-11-12 002 22 17 22 -9.9 -13.8 28.59 3 7 44 210 -007 78 70 91 -11-11-11 001 23 17 23 -9.3 -13.4 28.58 4 6 336 143 -005 77 63 96 -10-10-11 000 24 18 00 -7.5 -13.2 28.56 1 15 168 334 009 65 76101 -9-10-11 000 25 18 01 -7.4 -12.6 28.55 10 23 71 238 008 67 74 98 -8 -9-11 000 26 18 02 -6.5 -13.5 28.57 8 21 176 343 015 56 69111 -8 -9-11 000 27 18 03 -7.5 -11.9 28.55 20 22 140 307 -016 72 78 70 -8-10-11 000 28 18 04 -8.5 -12.3 28.55 27 36 156 323 001 78 77 70 -9-10-11 000 29 18 05 -7.7 -11.3 28.56 25 42 163 330 -009 78 85 77 -8-10-10 000 30 18 06 -8.6 -11.8 28.57 20 38 87 254 004 82 95 86 -9-10-12 000 31 18 07 -8.7 -11.9 28.59 14 33 92 258 001 82 89104 -9-10-11 000 32 18 08 -8.2 -11.6 28.57 21 35 82 249 -029 80 98115 -9-10-11 000 33 18 09 -8.1 -11.3 28.58 15 33 82 248 -003 82 98108 -9-10-11 000 34 18 10 -8.0 -11.2 28.59 14 29 75 241 007 82101114 -8 -9-11 000 35 18 11 -8.1 -11.5 28.60 15 33 72 239 -006 80 97111 -9-10-11 001 36 18 12 -8.3 -11.4 28.62 18 35 83 249 002 83 99103 -9-10-11 001 37 18 13 -8.1 -11.1 28.62 15 31 75 242 030 83102110 -9-10-11 001 38 18 14 -8.1 -11.0 28.63 17 32 82 249 018 83102115 -9-10-12 003 39 18 15 -8.7 -11.1 28.65 17 36 96 263 011 88103114 -10-11-12 012 * 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.