USAP Lower Erebus Hut (LEH) site lat/lon = (-76.4583,-107.7820) cell lat/lon = (-76.4514,-107.8927) Forecast initialized at 2026-01-27/12 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 27 12 -15.3 -18.3 28.84 11 16 137 29 000 84 82 91 -14-13-12 000 1 27 13 -15.5 -18.0 28.85 10 18 148 40 000 93 83 90 -13-12-12 000 2 27 14 -14.5 -17.3 28.82 14 24 144 36 000 88 79 92 -12-11-11 000 3 27 15 -13.3 -16.4 28.84 17 27 132 25 001 84 73 90 -12-11-11 000 4 27 16 -12.2 -15.5 28.85 18 29 123 15 000 82 70 88 -12-11-11 000 5 27 17 -11.5 -14.8 28.83 17 29 115 7 002 81 83 88 -12-13-12 000 6 27 18 -11.0 -14.5 28.84 17 27 115 7 002 80 85 82 -12-13-12 000 7 27 19 -10.6 -14.1 28.84 17 27 114 6 002 79 86 75 -11-13-13 000 8 27 20 -10.3 -13.9 28.82 17 26 117 9 001 78 84 75 -11-12-13 000 9 27 21 -10.0 -13.7 28.84 16 26 120 12 002 78 83 82 -11-12-13 000 10 27 22 -10.1 -13.6 28.82 17 26 123 15 002 79 84 86 -11-12-13 000 11 27 23 -10.5 -13.9 28.82 18 27 122 14 002 80 88 91 -11-12-13 000 12 28 00 -11.1 -14.2 28.81 18 30 126 18 002 83 87 88 -11-12-13 000 13 28 01 -11.4 -14.4 28.80 17 30 127 19 -001 84 87 85 -11-12-13 000 14 28 02 -11.9 -14.9 28.80 17 31 126 19 000 84 86 78 -11-13-13 000 15 28 03 -12.6 -15.8 28.81 18 33 127 20 001 83 85 72 -12-13-13 000 16 28 04 -13.5 -16.6 28.82 19 34 125 17 001 85 86 73 -13-14-14 000 17 28 05 -14.3 -17.2 28.81 19 35 124 16 -004 87 88 72 -13-14-13 000 18 28 06 -15.2 -17.8 28.82 16 34 120 12 -010 90 89 82 -14-14-13 000 19 28 07 -15.9 -18.3 28.82 16 31 124 16 -001 93 91 95 -14-14-13 000 20 28 08 -16.3 -18.5 28.81 16 32 127 19 -001 96 92102 -15-14-13 000 21 28 09 -16.2 -18.5 28.81 17 33 126 18 000 95 95103 -15-15-13 000 22 28 10 -15.9 -18.3 28.81 18 32 125 17 -002 94 98102 -15-15-13 000 23 28 11 -14.3 -16.8 28.80 19 30 118 10 -002 92101103 -14-15-13 007 24 28 12 -13.9 -16.5 28.80 17 29 118 10 -002 91101107 -14-15-13 006 25 28 13 -13.3 -15.8 28.80 17 29 112 4 -001 90101112 -14-14-13 005 26 28 14 -12.2 -14.9 28.82 18 26 102 354 000 88102114 -13-14-13 000 27 28 15 -11.6 -14.2 28.82 17 25 99 352 002 88100115 -13-14-12 000 28 28 16 -11.6 -14.3 28.82 17 25 101 353 000 87 99113 -13-14-12 000 29 28 17 -11.4 -14.0 28.82 17 24 102 354 001 87100112 -13-14-12 000 30 28 18 -11.3 -14.0 28.82 16 24 102 354 000 88100107 -12-14-12 000 31 28 19 -10.8 -13.5 28.82 16 23 101 353 000 87100106 -12-13-12 000 32 28 20 -10.5 -13.1 28.82 15 23 102 354 000 86 99102 -11-13-12 000 33 28 21 -10.2 -12.9 28.81 15 23 104 356 000 86 97 97 -11-12-12 000 34 28 22 -10.2 -13.0 28.80 15 22 106 358 -001 85 95 94 -11-12-12 000 35 28 23 -10.3 -13.1 28.79 14 22 113 5 -001 86 93 94 -11-12-12 000 36 29 00 -10.8 -13.5 28.79 12 22 120 13 000 86 90 92 -11-12-12 000 37 29 01 -11.5 -14.2 28.79 12 22 130 22 002 87 88 90 -11-12-12 000 38 29 02 -12.4 -15.1 28.78 12 23 134 26 002 88 85 87 -11-12-12 000 39 29 03 -13.3 -15.8 28.77 13 24 138 30 001 91 83 81 -12-12-12 000 40 29 04 -14.2 -16.4 28.77 13 24 141 33 001 94 80 76 -12-12-12 000 41 29 05 -15.1 -16.9 28.76 14 25 142 34 001 98 77 76 -12-12-12 000 42 29 06 -15.9 -17.5 28.75 14 25 143 35 002 102 74 75 -12-11-12 000 43 29 07 -16.7 -18.1 28.73 14 24 147 39 000 105 72 79 -12-11-12 000 44 29 08 -17.3 -18.6 28.72 14 23 149 41 000 106 71 83 -12-11-11 000 45 29 09 -17.7 -19.1 28.71 14 23 149 41 001 106 71 86 -12-11-11 000 46 29 10 -18.0 -19.5 28.71 15 23 153 45 001 105 73 76 -11-11-12 000 47 29 11 -18.0 -19.9 28.70 15 23 156 48 001 101 71 64 -11-11-12 000 48 29 12 -18.2 -20.3 28.70 15 22 160 52 000 99 69 66 -11-12-12 000 49 29 13 -18.2 -20.6 28.70 16 23 159 51 000 96 67 69 -11-12-13 000 50 29 14 -18.3 -21.0 28.70 17 23 157 49 001 94 67 63 -12-12-13 000 51 29 15 -18.0 -21.0 28.70 18 23 156 49 000 90 62 66 -13-12-12 000 52 29 16 -16.8 -20.1 28.69 18 23 161 53 003 86 53 61 -11-11-11 000 53 29 17 -15.9 -19.2 28.69 19 23 158 50 000 85 51 72 -12-10-11 000 54 29 18 -14.7 -18.1 28.68 17 20 158 50 002 84 54 84 -11-10-11 000 55 29 19 -13.6 -16.9 28.69 15 19 158 50 000 83 55 90 -11-10-12 000 56 29 20 -12.6 -15.9 28.69 14 18 157 49 001 83 62 98 -11-10-11 000 57 29 21 -11.9 -15.3 28.69 14 18 157 49 001 82 67 92 -11-10-11 000 58 29 22 -11.6 -15.0 28.70 14 19 158 51 000 81 66 81 -10-10-11 000 59 29 23 -10.8 -14.3 28.71 15 18 158 50 000 80 65 76 -10-10-11 000 60 30 00 -11.5 -14.8 28.72 13 18 163 55 001 82 67 73 -8-10-11 000 61 30 01 -12.4 -15.5 28.72 12 18 165 57 003 83 65 68 -9 -9-10 000 62 30 02 -13.2 -16.4 28.73 12 19 162 54 002 84 60 73 -8 -9-10 000 63 30 03 -14.3 -16.8 28.74 11 18 158 50 002 91 56 71 -8 -9-10 000 64 30 04 -15.4 -17.2 28.75 11 17 159 51 002 99 61 75 -8 -9-11 000 65 30 05 -16.7 -17.5 28.77 11 17 161 53 002 111 60 78 -8 -9-11 000 66 30 06 -18.3 -18.8 28.78 10 18 160 52 003 118 63 81 -9-10-12 000 67 30 07 -18.8 -19.3 28.79 11 18 159 51 001 117 57 81 -10-11-12 000 68 30 08 -19.8 -20.4 28.80 11 22 157 49 001 118 62 77 -10-11-12 000 69 30 09 -19.8 -20.8 28.81 11 21 152 44 000 113 69 77 -11-12-12 000 70 30 10 -19.9 -21.4 28.83 10 19 155 47 001 107 67 85 -11-12-13 000 71 30 11 -20.5 -21.7 28.84 10 17 161 54 002 113 66 86 -10-12-13 000 72 30 12 -20.7 -21.8 28.85 11 14 168 60 001 115 69 83 -10-12-13 000 73 30 13 -19.5 -21.0 28.87 13 15 161 53 000 107 69 80 -11-12-13 000 74 30 14 -18.8 -20.4 28.88 13 15 161 54 000 105 68 74 -12-12-13 000 75 30 15 -17.2 -19.4 28.89 11 14 162 54 000 97 73 64 -12-12-13 000 76 30 16 -15.4 -18.3 28.90 10 12 164 56 000 89 72 67 -11-12-13 000 77 30 17 -14.2 -17.1 28.90 9 10 165 57 000 87 69 65 -11-12-12 000 78 30 18 -13.5 -16.7 28.91 9 9 162 55 000 85 67 62 -11-11-12 000 79 30 19 -12.8 -15.7 28.92 9 10 163 56 001 87 64 60 -11-11-12 000 80 30 20 -11.7 -14.6 28.93 8 9 157 49 000 87 64 59 -10-11-12 000 81 30 21 -11.0 -13.8 28.94 7 9 149 41 000 85 67 58 -10-11-12 000 82 30 22 -10.6 -13.5 28.95 6 8 136 28 000 85 67 61 -10-11-12 000 83 30 23 -10.7 -13.4 28.96 5 7 136 28 000 86 65 61 -10-11-11 000 84 31 00 -11.5 -13.9 28.97 4 7 140 33 000 87 62 65 -10-10-11 000 85 31 01 -12.7 -15.0 28.97 4 6 143 36 000 91 60 67 -10-10-11 000 86 31 02 -14.0 -16.2 28.97 5 7 139 31 000 93 62 68 -10-10-11 000 87 31 03 -15.1 -17.2 28.98 6 7 129 21 000 95 62 63 -9-10-11 000 88 31 04 -16.4 -17.9 28.98 6 9 118 10 000 102 62 58 -10-10-11 000 89 31 05 -17.6 -18.5 29.00 7 8 116 8 000 112 64 59 -10-10-11 000 90 31 06 -18.2 -18.8 29.00 7 8 118 10 000 117 66 58 -10-11-11 000 91 31 07 -18.8 -19.4 29.00 6 7 118 10 000 118 71 58 -10-11-11 000 92 31 08 -18.8 -19.5 29.01 6 6 113 5 000 118 73 56 -10-11-11 000 93 31 09 -18.9 -19.6 29.02 6 9 108 1 000 119 69 49 -11-11-11 000 94 31 10 -18.8 -19.4 29.03 6 8 104 356 000 119 63 50 -11-10-11 000 95 31 11 -19.1 -19.7 29.03 5 9 99 351 000 120 60 52 -11-10-11 000 96 31 12 -19.1 -19.6 29.03 4 5 96 348 000 120 60 52 -11-10-11 000 97 31 13 -18.6 -19.2 29.04 3 12 94 346 000 116 64 45 -11-10-10 000 98 31 14 -17.2 -18.4 29.04 1 5 26 278 000 107 62 54 -11-10-10 000 99 31 15 -16.2 -17.7 29.04 2 12 28 280 000 103 71 99 -10-10-10 000 100 31 16 -15.1 -16.9 29.04 3 16 349 241 000 99 76 86 -12-11-11 000 101 31 17 -12.8 -15.3 29.05 7 18 312 204 000 91 82 87 -12-11-10 000 102 31 18 -11.2 -13.7 29.05 7 13 281 173 000 89 86 86 -11-10-10 000 103 31 19 -10.3 -12.9 29.05 6 15 292 184 000 88 99 86 -11-11-11 000 104 31 20 -9.3 -11.4 29.05 9 16 300 192 000 91111 73 -10-12-12 000 105 31 21 -9.2 -11.0 29.06 10 12 292 184 -001 93112 72 -10-12-13 000 106 31 22 -9.4 -11.3 29.07 7 9 271 163 001 93100 73 -10-11-11 000 107 31 23 -9.3 -11.2 29.08 5 8 236 129 001 92 77 68 -10-10 -9 000 108 01 00 -9.7 -11.8 29.09 6 11 229 121 001 90 72 69 -10 -9 -6 000 109 01 01 -11.1 -13.7 29.10 7 12 206 98 000 87 61 75 -10 -6 -7 000 110 01 02 -12.5 -14.7 29.11 6 13 215 107 000 91 60 76 -8 -6 -7 000 111 01 03 -13.6 -15.3 29.11 7 13 212 105 000 97 63 75 -6 -6 -6 000 112 01 04 -14.5 -15.5 29.11 7 14 211 103 000 107 57 74 -5 -6 -6 000 113 01 05 -15.0 -15.5 29.11 7 14 217 109 003 113 51 76 -4 -4 -5 000 114 01 06 -16.3 -16.7 29.11 8 15 233 125 000 116 66 71 -4 -5 -5 000 115 01 07 -16.5 -16.9 29.12 9 19 216 108 000 117 67 73 -4 -5 -5 000 116 01 08 -15.8 -16.3 29.12 9 20 201 93 -002 116 66 81 -4 -4 -5 000 117 01 09 -15.6 -16.0 29.13 9 19 188 80 000 115 69 69 -4 -5 -5 000 118 01 10 -15.5 -15.9 29.14 10 21 183 75 000 115 74 68 -6 -5 -5 000 119 01 11 -16.4 -16.8 29.15 12 19 179 72 000 117 76 77 -5 -5 -5 000 120 01 12 -16.1 -16.5 29.15 13 16 181 73 000 116 72 82 -4 -4 -5 000 * 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.