USAP Lower Erebus Hut (LEH) site lat/lon = (-76.4583,-107.7820) cell lat/lon = (-76.4514,-107.8927) Forecast initialized at 2026-01-27/00 UTC MPAS cell scale: 5.4 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 27 00 -10.6 -13.1 28.84 12 15 121 13 000 85 87 79 -10-11-11 000 1 27 01 -10.9 -13.2 28.84 10 17 127 20 000 90 91 88 -10-10-11 000 2 27 02 -11.5 -13.6 28.83 11 21 132 24 -001 92 90 95 -10-10-11 000 3 27 03 -12.0 -13.8 28.84 12 23 127 19 000 96 88 98 -10-10-11 000 4 27 04 -12.4 -13.7 28.84 12 23 123 15 -001 101 90 95 -10-10-11 000 5 27 05 -13.0 -13.8 28.84 13 25 125 17 000 107 94 95 -11-11-10 000 6 27 06 -13.4 -13.9 28.85 13 26 124 16 000 111 91 97 -11-11-10 000 7 27 07 -14.1 -14.4 28.84 13 27 121 14 -001 114 94 95 -12-12-10 000 8 27 08 -14.8 -15.3 28.84 13 27 122 15 -002 113 90 90 -13-12-11 000 9 27 09 -15.2 -15.8 28.86 13 27 123 15 000 112 91 93 -13-12-11 000 10 27 10 -15.1 -15.7 28.86 14 28 123 16 000 113 94 92 -13-12-11 000 11 27 11 -14.9 -15.3 28.87 15 27 123 16 000 114 99 97 -13-12-11 000 12 27 12 -14.0 -14.9 28.84 16 26 125 17 000 108 99100 -13-12-12 000 13 27 13 -13.4 -14.9 28.85 17 26 130 22 000 101 98 95 -13-12-11 000 14 27 14 -13.1 -14.9 28.85 17 26 130 22 000 98 98101 -13-13-12 000 15 27 15 -12.6 -14.8 28.87 17 25 127 19 000 93100105 -13-13-12 000 16 27 16 -12.2 -14.6 28.87 18 25 128 20 000 90101101 -13-14-13 000 17 27 17 -11.4 -14.0 28.86 17 23 128 20 -001 88 97 92 -12-13-13 000 18 27 18 -10.6 -13.4 28.85 17 23 124 16 000 85 98 89 -12-13-13 000 19 27 19 -10.1 -13.1 28.85 17 24 116 8 001 84 96 84 -11-13-14 000 20 27 20 -10.4 -13.4 28.84 18 24 114 6 002 83 96 78 -11-13-14 000 21 27 21 -10.5 -13.5 28.83 18 25 115 7 003 83 96 77 -11-13-13 000 22 27 22 -10.4 -13.3 28.82 19 26 118 10 003 84 96 80 -11-13-13 000 23 27 23 -10.2 -13.1 28.81 17 26 121 13 000 84 94 88 -11-12-13 000 24 28 00 -10.5 -13.5 28.81 17 27 125 17 -001 84 90 93 -11-12-13 000 25 28 01 -11.1 -14.1 28.82 17 28 128 21 000 83 86 87 -11-12-13 000 26 28 02 -11.8 -15.0 28.82 17 31 130 22 000 83 84 80 -11-13-13 000 27 28 03 -12.5 -15.9 28.81 19 33 129 21 000 82 81 75 -12-13-13 000 28 28 04 -13.3 -16.8 28.81 19 34 128 20 001 82 81 73 -13-13-13 000 29 28 05 -14.1 -17.5 28.81 19 34 126 18 000 82 83 75 -13-13-12 000 30 28 06 -14.8 -18.0 28.80 19 34 127 19 -006 85 85 85 -13-13-12 000 31 28 07 -14.7 -17.7 28.80 17 32 128 20 000 87 89 97 -13-13-12 000 32 28 08 -14.9 -17.5 28.80 17 32 130 22 -003 91 92102 -13-13-13 000 33 28 09 -14.9 -17.3 28.80 18 32 128 20 -002 93 96105 -14-14-13 000 34 28 10 -14.1 -16.8 28.80 18 32 122 14 000 90 97106 -13-14-13 000 35 28 11 -13.8 -16.3 28.80 16 31 117 10 000 91 98110 -13-14-13 000 36 28 12 -13.0 -15.8 28.81 18 31 111 3 -002 88 99114 -14-14-12 000 37 28 13 -12.9 -15.7 28.82 19 27 107 359 -001 87 99113 -14-14-12 000 38 28 14 -12.8 -15.7 28.82 18 27 107 359 000 87 97113 -14-14-11 000 39 28 15 -12.1 -14.9 28.83 16 24 105 357 000 86 99114 -13-14-12 000 40 28 16 -11.4 -14.1 28.84 16 24 104 356 004 87101111 -13-14-13 000 41 28 17 -11.6 -14.4 28.84 17 24 107 359 001 87 98108 -13-13-12 000 42 28 18 -11.2 -13.9 28.83 18 25 106 358 001 87 96100 -12-13-12 000 43 28 19 -10.7 -13.5 28.83 17 25 105 357 001 86 92 98 -12-13-12 000 44 28 20 -10.5 -13.4 28.82 17 23 108 0 001 85 91 95 -12-13-12 000 45 28 21 -10.5 -13.4 28.82 16 22 113 5 001 85 92 92 -11-13-12 000 46 28 22 -10.5 -13.5 28.82 16 22 116 8 001 83 92 92 -11-13-13 000 47 28 23 -10.7 -13.7 28.81 15 23 119 11 001 83 89 88 -11-13-13 000 48 29 00 -11.0 -14.0 28.81 14 23 124 16 002 84 88 76 -11-13-13 000 49 29 01 -11.6 -14.5 28.80 12 23 134 26 002 85 87 76 -11-13-13 000 50 29 02 -12.5 -15.3 28.79 12 24 141 33 000 86 83 71 -12-12-12 000 51 29 03 -13.3 -15.9 28.78 13 26 143 35 000 89 78 68 -12-12-12 000 52 29 04 -14.0 -16.4 28.78 14 28 139 31 000 91 75 65 -12-12-12 000 53 29 05 -14.7 -16.8 28.77 15 27 142 34 001 95 75 66 -12-12-12 000 54 29 06 -15.5 -17.7 28.76 15 26 146 38 002 95 74 66 -12-12-12 000 55 29 07 -16.3 -18.4 28.74 15 26 151 43 001 98 71 65 -12-11-12 000 56 29 08 -17.0 -18.9 28.73 15 25 156 48 001 100 68 69 -11-11-12 000 57 29 09 -17.5 -19.2 28.73 16 24 160 52 001 102 66 71 -11-11-12 000 58 29 10 -18.3 -19.8 28.72 16 23 163 55 001 106 63 67 -11-11-12 000 59 29 11 -19.0 -20.1 28.72 16 22 164 57 -001 110 64 64 -11-12-13 000 60 29 12 -19.7 -20.5 28.72 17 24 161 53 000 115 64 62 -12-12-12 000 61 29 13 -18.9 -20.5 28.71 18 26 157 49 001 106 63 58 -13-12-12 000 62 29 14 -17.8 -20.2 28.70 19 25 157 50 -001 95 60 63 -12-11-12 000 63 29 15 -16.7 -19.7 28.69 20 25 163 55 001 89 57 66 -11-10-11 000 64 29 16 -15.4 -18.8 28.69 20 25 162 55 000 84 53 82 -11-10-11 000 65 29 17 -13.9 -17.7 28.69 20 25 161 53 -002 80 54 89 -10-10-11 000 66 29 18 -12.5 -16.2 28.69 19 25 155 47 -004 79 53 84 -11-10-10 000 67 29 19 -12.2 -16.1 28.69 18 26 153 45 -002 77 43 59 -12 -9-10 000 68 29 20 -11.4 -15.3 28.69 18 26 154 46 001 76 40 63 -11 -8 -9 000 69 29 21 -11.0 -14.8 28.69 20 27 155 48 005 77 67 65 -10 -9 -9 000 70 29 22 -11.0 -14.7 28.70 19 26 152 45 003 78 61 66 -11 -9 -9 000 71 29 23 -11.2 -14.8 28.71 18 24 153 45 -003 79 46 68 -10 -9 -9 000 72 30 00 -11.2 -14.6 28.73 15 24 154 46 000 81 64 72 -10 -9-10 000 73 30 01 -11.3 -14.6 28.74 15 24 153 45 005 81 65 78 -9 -9-11 000 74 30 02 -11.9 -15.3 28.74 16 26 157 49 008 81 68 70 -9-10-11 000 75 30 03 -12.5 -15.9 28.75 16 26 153 45 005 82 70 72 -9-10-11 000 76 30 04 -13.1 -16.2 28.76 16 27 149 41 003 85 73 75 -9-10-11 000 77 30 05 -13.7 -16.6 28.78 15 27 147 40 003 87 71 78 -9-10-12 000 78 30 06 -14.5 -16.9 28.79 15 26 147 39 003 92 69 79 -10-11-12 000 79 30 07 -15.2 -17.1 28.81 14 27 149 41 001 97 68 81 -10-11-12 000 80 30 08 -16.1 -17.4 28.83 14 26 152 44 000 105 65 89 -10-11-12 000 81 30 09 -16.6 -17.8 28.84 14 25 151 43 002 107 66 89 -10-11-12 000 82 30 10 -16.9 -18.4 28.86 13 26 152 44 004 104 65 87 -10-11-12 000 83 30 11 -17.9 -19.3 28.87 13 24 157 49 003 107 60 85 -9-10-12 000 84 30 12 -17.6 -19.3 28.89 12 19 156 49 000 102 57 80 -9-10-12 000 85 30 13 -17.5 -19.4 28.90 12 18 157 49 000 101 55 77 -9-10-11 000 86 30 14 -16.3 -19.0 28.91 12 16 160 52 003 91 57 84 -10-10-11 000 87 30 15 -15.4 -18.5 28.92 12 15 168 60 -001 87 61 82 -9-10-12 000 88 30 16 -14.6 -17.9 28.93 13 14 172 64 000 85 56 74 -9-10-11 000 89 30 17 -14.2 -17.2 28.94 13 15 172 64 001 87 54 73 -8 -9-10 000 90 30 18 -13.5 -16.5 28.95 11 14 159 51 003 86 54 72 -10 -9-10 000 91 30 19 -12.7 -15.8 28.96 10 13 159 51 003 86 56 67 -10 -9-10 000 92 30 20 -12.3 -15.4 28.97 10 13 164 56 003 85 48 55 -10 -9-10 000 93 30 21 -12.1 -15.2 28.99 10 13 162 54 003 84 47 49 -10 -9-10 000 94 30 22 -12.0 -15.1 29.01 8 12 165 57 004 84 52 46 -11-10-10 000 95 30 23 -12.2 -15.3 29.02 8 12 166 58 002 84 51 46 -11-10-10 000 96 31 00 -12.7 -15.5 29.03 6 10 156 48 001 86 47 43 -10 -9 -9 000 97 31 01 -13.5 -16.2 29.04 6 9 197 89 001 87 49 47 -11-10 -9 000 98 31 02 -14.8 -17.1 29.04 7 10 187 79 001 92 49 48 -11-10 -9 000 99 31 03 -16.1 -17.6 29.05 7 10 183 75 000 102 50 41 -10 -9 -9 000 100 31 04 -17.1 -18.0 29.05 8 11 174 67 000 112 51 39 -10-10-10 000 101 31 05 -18.2 -18.8 29.06 8 10 167 59 000 118 52 31 -10 -9-10 000 102 31 06 -19.5 -20.1 29.06 7 8 162 54 000 120 55 30 -10 -9 -9 000 103 31 07 -20.0 -20.6 29.06 8 8 160 52 000 119 54 35 -10 -9 -9 000 104 31 08 -20.3 -21.5 29.07 7 7 158 50 000 111 52 29 -10 -9 -9 000 105 31 09 -20.4 -21.7 29.07 7 7 153 45 000 110 59 26 -9-10-10 000 106 31 10 -21.2 -21.9 29.08 7 7 168 60 000 121 61 25 -10-10-11 000 107 31 11 -21.6 -22.4 29.09 7 7 177 69 000 120 65 25 -11-11-11 000 108 31 12 -21.8 -23.8 29.09 8 8 181 73 001 104 65 26 -12-11-10 000 109 31 13 -20.3 -22.3 29.10 9 13 176 68 001 103 67 23 -12-12-10 000 110 31 14 -18.8 -21.3 29.10 9 15 179 71 001 96 65 50 -11-11-10 000 111 31 15 -17.7 -20.2 29.10 11 14 177 69 001 95 60 63 -10-10 -8 000 112 31 16 -16.2 -19.0 29.11 11 15 182 74 007 91 55 51 -10 -9 -7 000 113 31 17 -14.5 -17.6 29.12 9 14 178 70 006 86 55 53 -10 -7 -6 000 114 31 18 -13.1 -16.1 29.12 8 12 203 95 005 86 57 59 -10 -6 -6 000 115 31 19 -12.0 -14.7 29.12 7 11 193 85 000 88 52 56 -8 -6 -6 000 116 31 20 -11.1 -13.7 29.12 7 9 185 77 000 88 49 53 -7 -6 -6 000 117 31 21 -10.1 -12.9 29.12 4 5 190 82 001 86 50 78 -7 -6 -5 000 118 31 22 -9.2 -12.0 29.12 3 4 191 83 002 86 47 85 -7 -5 -5 000 119 31 23 -8.6 -11.0 29.12 1 2 238 130 006 89 45 86 -6 -5 -5 000 120 01 00 -8.8 -10.8 29.12 3 4 283 175 004 89 50 86 -6 -5 -3 000 * 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.