USAP Lower Erebus Hut (LEH) site lat/lon = (-76.4583,-107.7820) cell lat/lon = (-76.4514,-107.8927) Forecast initialized at 2026-01-28/12 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 28 12 -12.9 -15.9 28.78 16 19 115 7 002 83 84 89 -13-13-13 000 1 28 13 -13.7 -16.4 28.78 13 23 125 17 -003 89 85 94 -13-13-12 000 2 28 14 -13.2 -16.1 28.78 16 28 121 13 -001 87 85 95 -13-13-13 000 3 28 15 -12.5 -15.5 28.79 18 30 110 3 000 85 86 96 -13-13-12 000 4 28 16 -12.1 -15.2 28.79 18 29 107 359 000 85 92 92 -13-14-12 000 5 28 17 -11.6 -14.7 28.79 18 27 100 352 000 84 97 92 -13-14-13 000 6 28 18 -11.3 -14.3 28.80 17 26 98 350 000 85 98 88 -12-14-14 000 7 28 19 -11.3 -14.3 28.79 16 24 99 351 000 85 97 87 -12-14-13 000 8 28 20 -11.1 -14.2 28.79 15 24 101 353 000 84 96 88 -12-14-13 000 9 28 21 -10.9 -13.9 28.78 15 23 103 355 000 84 96 92 -12-13-13 000 10 28 22 -10.8 -13.8 28.78 14 22 106 358 000 84 94 96 -12-13-13 000 11 28 23 -11.0 -13.9 28.75 14 22 111 3 001 85 92 97 -12-13-13 000 12 29 00 -11.4 -14.1 28.76 13 22 117 9 001 86 91 93 -12-13-12 000 13 29 01 -12.0 -14.7 28.74 13 22 123 15 002 87 89 90 -12-13-12 000 14 29 02 -12.9 -15.6 28.75 13 23 125 17 002 88 88 85 -12-13-12 000 15 29 03 -13.8 -16.2 28.75 12 23 130 22 002 92 87 85 -13-12-12 000 16 29 04 -14.8 -16.7 28.75 12 22 136 29 002 98 87 90 -13-12-12 000 17 29 05 -15.7 -17.1 28.73 13 23 139 31 002 104 86 93 -13-12-12 000 18 29 06 -16.4 -17.5 28.72 13 23 140 32 003 108 86 89 -13-12-13 000 19 29 07 -17.0 -17.7 28.72 13 23 142 34 003 113 83 88 -13-12-13 000 20 29 08 -17.5 -18.1 28.71 13 23 142 34 001 116 81 87 -13-12-12 000 21 29 09 -17.8 -18.3 28.70 14 24 140 32 001 117 78 84 -13-12-12 000 22 29 10 -18.2 -18.8 28.69 14 23 144 36 000 117 76 79 -13-12-12 000 23 29 11 -18.6 -19.4 28.69 15 22 152 44 000 114 67 82 -13-12-12 000 24 29 12 -18.3 -19.8 28.69 15 22 149 41 000 106 69 75 -12-12-13 000 25 29 13 -17.8 -19.7 28.69 15 22 153 45 000 101 64 75 -11-12-13 000 26 29 14 -17.3 -19.7 28.70 17 22 156 48 001 95 62 72 -11-12-12 000 27 29 15 -17.3 -20.0 28.69 17 21 159 51 002 92 66 68 -11-12-12 000 28 29 16 -16.7 -19.7 28.68 17 20 164 56 001 89 65 73 -11-12-12 000 29 29 17 -15.8 -19.0 28.67 16 19 161 53 003 87 61 80 -11-11-12 000 30 29 18 -15.0 -18.3 28.67 15 19 156 48 -001 85 63 75 -11-12-13 000 31 29 19 -13.6 -16.9 28.68 14 19 147 39 000 84 72 75 -13-12-13 000 32 29 20 -12.5 -16.0 28.69 13 18 139 31 000 81 74 93 -13-12-12 000 33 29 21 -11.9 -15.3 28.70 12 17 141 33 000 81 80105 -12-12-12 000 34 29 22 -11.3 -14.5 28.70 12 17 148 40 002 83 79 89 -12-12-12 000 35 29 23 -11.0 -14.1 28.70 12 19 153 45 002 84 78 79 -11-11-12 000 36 30 00 -11.2 -14.3 28.71 12 20 154 46 001 84 78 75 -11-11-12 000 37 30 01 -11.8 -14.9 28.71 12 21 155 47 002 84 77 73 -10-11-12 000 38 30 02 -12.7 -15.6 28.72 13 22 155 48 000 86 76 73 -10-11-12 000 39 30 03 -13.5 -16.0 28.73 13 22 153 45 000 91 69 76 -10-11-12 000 40 30 04 -14.4 -16.3 28.75 13 23 152 44 000 97 63 85 -10-10-12 000 41 30 05 -15.2 -16.8 28.76 12 21 152 44 002 102 63 91 -10-10-12 000 42 30 06 -16.1 -17.2 28.77 12 21 152 45 002 107 61 87 -11-10-12 000 43 30 07 -17.2 -17.9 28.78 12 19 155 47 004 113 64 85 -10-11-12 000 44 30 08 -18.7 -19.2 28.78 11 18 161 53 005 119 63 90 -10-11-12 000 45 30 09 -19.7 -20.2 28.79 12 20 156 48 007 120 67 86 -11-11-12 000 46 30 10 -19.5 -20.3 28.81 12 17 160 52 004 116 62 85 -10-11-12 000 47 30 11 -19.9 -20.9 28.82 13 19 158 50 002 114 65 82 -11-11-12 000 48 30 12 -19.1 -20.8 28.82 12 17 160 52 002 105 65 81 -11-11-13 000 49 30 13 -18.8 -20.8 28.84 13 19 156 48 003 102 65 86 -11-11-13 000 50 30 14 -17.0 -19.9 28.85 11 16 161 53 003 90 67 88 -10-12-13 000 51 30 15 -16.2 -19.2 28.86 11 15 164 56 002 88 65 85 -10-11-13 000 52 30 16 -15.8 -18.8 28.88 12 14 162 54 002 88 65 76 -10-11-13 000 53 30 17 -14.9 -18.0 28.88 11 13 162 54 000 87 65 71 -10-11-13 000 54 30 18 -14.2 -17.3 28.89 11 13 161 53 001 86 63 68 -10-11-12 000 55 30 19 -13.5 -16.7 28.89 11 13 158 50 001 85 60 70 -11-11-12 000 56 30 20 -12.8 -15.9 28.90 10 13 154 46 000 85 58 72 -11-11-11 000 57 30 21 -12.3 -15.5 28.91 10 12 153 45 000 83 58 71 -10-10-11 000 58 30 22 -12.3 -15.6 28.93 10 13 155 47 000 83 58 69 -10-10-11 000 59 30 23 -12.6 -15.9 28.94 10 14 156 48 000 83 54 68 -10-10-11 000 60 31 00 -13.2 -16.4 28.94 10 14 158 50 001 83 58 67 -9-10-11 000 61 31 01 -14.0 -17.3 28.95 10 16 159 51 002 84 58 65 -9-10-11 000 62 31 02 -15.1 -18.4 28.96 10 16 156 48 003 84 58 64 -10-10-10 000 63 31 03 -16.2 -19.0 28.97 9 18 149 41 004 89 54 62 -9 -9-10 000 64 31 04 -17.5 -19.8 28.98 8 15 150 42 004 96 51 61 -9 -9-10 000 65 31 05 -18.9 -20.0 28.99 5 12 175 67 003 109 53 61 -10 -9-10 000 66 31 06 -20.5 -21.1 29.00 6 13 182 74 003 120 53 64 -10 -9-10 000 67 31 07 -21.8 -22.5 29.01 7 12 186 78 002 123 53 66 -10 -9-10 000 68 31 08 -22.1 -22.7 29.02 8 11 178 70 000 123 52 65 -11-10-10 000 69 31 09 -22.2 -22.7 29.04 8 10 175 67 000 123 52 66 -11-10-11 000 70 31 10 -22.0 -23.3 29.05 8 10 171 63 000 114 53 65 -11-10-11 000 71 31 11 -21.5 -23.0 29.06 8 10 167 59 000 110 54 62 -11-10-11 000 72 31 12 -20.6 -22.4 29.07 8 11 164 56 001 106 57 57 -11-11-11 000 73 31 13 -19.6 -22.0 29.08 7 11 163 55 001 97 59 59 -11-11-11 000 74 31 14 -18.4 -21.2 29.10 6 11 161 53 001 92 59 55 -11-10-10 000 75 31 15 -16.8 -19.6 29.11 4 8 151 43 000 91 59 53 -11-10-10 000 76 31 16 -15.1 -18.0 29.11 4 7 127 19 000 89 56 55 -11-10-10 000 77 31 17 -13.9 -16.9 29.11 5 7 114 7 000 87 53 55 -11 -9-10 000 78 31 18 -12.9 -15.9 29.12 4 6 105 357 -001 87 54 52 -11-10-10 000 79 31 19 -12.3 -15.6 29.13 1 3 121 13 000 85 56 51 -12-11-11 000 80 31 20 -11.7 -15.1 29.13 2 3 121 14 000 84 57 57 -12-11-11 000 81 31 21 -11.3 -14.5 29.13 3 3 102 354 000 85 58 68 -11-11-11 000 82 31 22 -11.1 -14.0 29.14 3 4 101 353 000 86 59 64 -11-11-11 000 83 31 23 -11.0 -13.6 29.15 3 4 103 356 000 88 59 62 -11-11-11 000 84 01 00 -11.4 -13.7 29.16 2 4 113 5 000 90 59 60 -11-11-11 000 85 01 01 -12.3 -14.3 29.16 3 5 148 40 000 94 58 54 -11-11-11 000 86 01 02 -13.7 -15.3 29.15 6 7 149 41 000 100 57 57 -11-11-11 000 87 01 03 -15.0 -16.1 29.16 7 9 154 47 000 106 56 55 -11-11-11 000 88 01 04 -16.1 -16.7 29.16 8 10 161 53 000 114 55 53 -11-11-11 000 89 01 05 -17.3 -17.8 29.17 8 10 167 59 000 117 53 54 -11-11-11 000 90 01 06 -18.5 -18.9 29.17 9 12 171 63 000 119 53 57 -10-11-11 000 91 01 07 -19.3 -19.8 29.17 9 12 172 64 000 119 55 61 -10-11-11 000 92 01 08 -20.0 -20.8 29.17 10 13 172 64 001 117 58 65 -10-10-11 000 93 01 09 -20.3 -21.2 29.18 10 15 179 71 000 115 58 72 -9-10-11 000 94 01 10 -20.0 -20.8 29.18 11 18 179 71 001 116 54 73 -9-10-10 000 95 01 11 -19.8 -20.7 29.18 11 18 184 76 001 114 56 67 -10 -9 -9 000 96 01 12 -19.5 -21.1 29.17 10 20 181 73 000 106 58 58 -9 -8 -8 000 97 01 13 -18.5 -20.5 29.17 9 19 183 75 000 102 50 55 -9 -7 -8 000 98 01 14 -16.9 -19.2 29.16 12 20 181 73 000 96 47 61 -6 -7 -8 000 99 01 15 -15.5 -17.9 29.16 12 18 185 77 001 93 48 56 -6 -7 -7 000 100 01 16 -14.4 -17.1 29.15 12 15 192 84 004 90 46 60 -7 -7 -7 000 101 01 17 -13.6 -16.4 29.15 12 15 195 87 005 88 50 71 -7 -7 -8 000 102 01 18 -13.1 -15.8 29.15 13 18 193 85 004 89 48 72 -8 -7 -7 000 103 01 19 -12.2 -14.9 29.14 14 19 192 84 005 88 50 67 -8 -6 -7 000 104 01 20 -11.5 -14.2 29.14 14 20 189 81 004 87 57 62 -7 -6 -7 000 105 01 21 -11.0 -13.9 29.14 14 20 189 81 004 85 60 62 -8 -6 -6 000 106 01 22 -10.5 -13.4 29.15 15 21 186 78 004 85 55 60 -8 -6 -6 000 107 01 23 -10.1 -12.9 29.15 13 21 186 78 003 85 63 63 -9 -6 -6 000 108 02 00 -10.0 -12.7 29.14 12 21 190 82 003 86 61 66 -9 -6 -6 000 109 02 01 -10.3 -12.9 29.13 10 20 195 87 003 87 64 60 -8 -7 -6 000 110 02 02 -11.2 -13.1 29.13 9 19 202 94 003 94 70 59 -8 -8 -6 000 111 02 03 -12.2 -13.5 29.12 9 17 199 91 004 101 70 58 -7 -8 -7 000 112 02 04 -13.1 -13.8 29.12 10 17 198 90 005 109 69 59 -7 -8 -7 000 113 02 05 -13.8 -14.2 29.12 10 18 190 82 005 113 70 59 -7 -8 -7 000 114 02 06 -15.3 -15.7 29.11 10 19 187 79 004 115 69 58 -6 -7 -7 000 115 02 07 -16.5 -16.9 29.10 11 19 182 74 003 117 67 57 -6 -7 -7 000 116 02 08 -17.3 -17.7 29.10 11 19 181 73 002 118 69 64 -6 -7 -7 000 117 02 09 -17.4 -17.8 29.10 11 17 175 67 001 118 69 64 -7 -7 -7 000 118 02 10 -17.4 -17.8 29.09 10 16 172 64 001 118 70 66 -7 -7 -7 000 119 02 11 -17.0 -17.4 29.09 8 13 169 61 000 117 72 74 -7 -7 -7 000 120 02 12 -16.0 -16.4 29.09 7 11 163 55 -001 116 75 97 -8 -8 -6 000 * 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.