USAP Lower Erebus Hut (LEH) site lat/lon = (-76.4583,-107.7820) cell lat/lon = (-76.4514,-107.8927) Forecast initialized at 2025-12-22/12 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 22 12 -14.0 -16.1 28.83 10 12 125 17 000 92 94 99 -14-15-16 000 1 22 13 -13.8 -16.1 28.83 9 14 130 22 000 93 96101 -14-15-16 001 2 22 14 -13.4 -16.1 28.82 11 16 130 22 000 89 93105 -14-15-16 000 3 22 15 -13.0 -16.1 28.84 12 17 124 16 000 86 89106 -14-15-16 000 4 22 16 -12.8 -16.0 28.83 13 17 114 6 000 84 94104 -14-15-16 000 5 22 17 -12.6 -15.8 28.84 12 16 108 0 000 83 98101 -14-15-16 000 6 22 18 -12.4 -15.6 28.83 12 16 104 356 000 83 99101 -14-15-16 000 7 22 19 -12.2 -15.4 28.82 12 16 103 355 000 84101103 -13-15-16 000 8 22 20 -11.8 -14.9 28.82 12 16 101 353 000 84101109 -13-15-16 000 9 22 21 -11.2 -14.2 28.83 12 16 98 350 000 84100114 -12-14-16 000 10 22 22 -10.8 -13.9 28.84 14 16 89 341 001 83 99119 -12-14-15 000 11 22 23 -10.9 -13.9 28.81 14 17 88 340 001 84 99120 -12-14-15 001 12 23 00 -11.0 -14.0 28.83 14 18 88 340 000 85101113 -12-14-15 001 13 23 01 -11.3 -14.0 28.83 14 18 89 341 000 87104108 -13-14-16 001 14 23 02 -11.8 -14.3 28.83 13 20 95 348 000 89104105 -13-14-16 001 15 23 03 -12.6 -15.1 28.84 11 21 104 356 000 90102103 -13-14-16 000 16 23 04 -13.6 -16.0 28.84 11 23 116 8 000 92101100 -13-15-16 000 17 23 05 -13.2 -15.8 28.84 15 26 111 3 000 90106102 -14-15-15 000 18 23 06 -13.0 -15.4 28.84 17 28 100 352 000 91107114 -14-15-15 000 19 23 07 -13.1 -15.4 28.84 17 28 95 347 000 92106119 -14-15-15 000 20 23 08 -13.3 -15.7 28.85 17 28 93 345 000 92105119 -14-15-15 000 21 23 09 -13.3 -15.8 28.85 17 27 93 345 000 91107119 -14-15-15 000 22 23 10 -13.3 -15.8 28.85 18 25 90 342 000 90108119 -14-16-16 000 23 23 11 -13.3 -15.7 28.85 17 25 90 342 001 91109119 -14-16-16 000 24 23 12 -12.9 -15.3 28.85 17 25 87 340 000 92109119 -14-15-16 000 25 23 13 -12.8 -15.2 28.86 18 27 88 340 000 91107116 -14-15-16 004 26 23 14 -12.3 -14.6 28.87 19 29 85 338 000 91106117 -13-15-15 005 27 23 15 -11.6 -13.8 28.87 20 29 84 336 -002 91106108 -13-14-15 006 28 23 16 -11.3 -13.7 28.88 20 29 83 335 002 90105114 -13-14-15 011 29 23 17 -11.1 -13.7 28.88 21 29 85 337 000 87103112 -12-14-15 007 30 23 18 -11.0 -13.8 28.89 21 30 87 339 001 86101109 -12-14-15 000 31 23 19 -10.7 -13.5 28.89 21 30 88 340 001 85100108 -12-13-15 000 32 23 20 -10.6 -13.3 28.89 21 29 88 340 001 86102109 -12-13-15 000 33 23 21 -10.5 -13.1 28.89 21 29 88 340 001 86102108 -12-13-15 000 34 23 22 -10.3 -13.0 28.89 21 28 88 340 001 86101112 -12-13-15 000 35 23 23 -10.2 -12.9 28.90 20 27 87 339 000 85100118 -11-13-14 000 36 24 00 -10.2 -12.9 28.91 20 27 86 338 000 86101118 -11-13-14 000 37 24 01 -10.3 -13.0 28.91 19 28 87 339 000 87102118 -11-13-14 000 38 24 02 -10.6 -13.3 28.92 20 29 89 341 000 86100117 -12-13-14 000 39 24 03 -11.1 -13.9 28.92 19 32 94 346 000 86 98115 -12-13-14 001 40 24 04 -11.4 -14.2 28.92 19 33 95 347 000 87 98112 -12-13-15 002 41 24 05 -11.9 -14.8 28.92 20 34 98 350 001 86 96114 -12-14-15 001 42 24 06 -12.5 -15.3 28.92 20 36 101 353 001 87 97114 -13-14-15 001 43 24 07 -12.6 -15.4 28.92 21 37 100 352 000 87 97110 -13-14-15 001 44 24 08 -12.7 -15.5 28.91 23 37 99 351 002 87 98110 -13-15-15 003 45 24 09 -12.9 -15.8 28.91 22 37 99 351 006 87100115 -14-15-15 003 46 24 10 -13.0 -15.8 28.92 23 37 97 349 008 88100112 -14-15-16 001 47 24 11 -12.9 -15.6 28.92 22 36 96 348 007 88102111 -14-15-16 003 48 24 12 -12.9 -15.6 28.92 22 36 95 347 005 88102109 -14-15-16 001 49 24 13 -12.3 -15.1 28.93 22 34 93 345 005 87101105 -13-15-15 002 50 24 14 -11.9 -14.8 28.94 22 32 92 344 007 86100109 -13-14-15 000 51 24 15 -11.5 -14.4 28.94 21 31 94 346 006 85100 99 -13-14-15 000 52 24 16 -11.1 -14.1 28.95 21 31 95 347 006 84 98 93 -12-14-15 000 53 24 17 -10.8 -13.9 28.94 22 31 96 349 005 83 97 91 -12-14-15 000 54 24 18 -10.6 -13.7 28.94 22 31 98 350 004 83 96 85 -12-13-15 000 55 24 19 -10.3 -13.4 28.94 22 30 98 350 004 83 96 86 -12-13-14 000 56 24 20 -10.0 -13.1 28.94 21 29 96 348 004 82 95 92 -11-13-14 000 57 24 21 -9.7 -12.8 28.94 21 28 95 347 004 82 95 96 -11-12-14 000 58 24 22 -9.4 -12.5 28.95 21 28 93 346 003 82 94 99 -11-12-14 000 59 24 23 -9.4 -12.3 28.95 20 27 93 345 002 83 96102 -11-12-14 002 60 25 00 -9.5 -12.2 28.95 20 27 94 346 002 85 98104 -11-12-14 005 61 25 01 -9.5 -12.0 28.95 19 27 94 346 002 87100107 -11-12-13 008 62 25 02 -9.7 -11.9 28.96 19 27 94 346 003 90101113 -11-12-13 010 63 25 03 -9.6 -11.7 28.96 19 27 93 346 002 91102116 -11-12-13 012 64 25 04 -9.9 -12.0 28.96 19 28 94 346 005 91102116 -11-12-13 013 65 25 05 -10.3 -12.4 28.97 19 30 96 348 004 92103115 -11-12-13 017 66 25 06 -10.7 -12.9 28.98 19 31 96 348 004 91102115 -12-13-14 013 67 25 07 -11.0 -13.1 28.99 19 32 95 347 000 92102110 -12-13-14 019 68 25 08 -11.2 -13.5 28.99 20 33 94 346 002 90103113 -12-13-14 018 69 25 09 -11.2 -13.6 29.00 20 33 92 344 003 90103115 -12-13-14 006 70 25 10 -11.2 -13.5 29.01 21 32 92 344 -001 91103112 -12-13-14 011 71 25 11 -11.3 -13.6 29.02 21 31 91 343 000 90103109 -12-13-14 012 72 25 12 -11.2 -13.7 29.03 21 31 91 343 000 90103108 -12-13-14 009 73 25 13 -11.1 -13.6 29.04 20 30 90 342 004 89103108 -12-13-13 004 74 25 14 -10.6 -13.1 29.04 20 29 89 341 004 88103104 -12-13-13 000 75 25 15 -10.2 -12.6 29.05 20 28 89 341 003 89104105 -11-13-13 000 76 25 16 -9.9 -12.4 29.05 19 27 90 342 005 88103 99 -11-13-13 001 77 25 17 -9.6 -12.1 29.05 19 27 90 342 004 87103 93 -11-12-13 000 78 25 18 -9.0 -11.5 29.06 19 26 89 341 001 87102 96 -10-12-13 001 79 25 19 -8.5 -10.9 29.06 19 25 87 339 000 87101102 -10-11-13 004 80 25 20 -8.2 -10.5 29.06 19 25 84 337 000 87101106 -10-11-13 008 81 25 21 -8.1 -10.3 29.06 19 25 83 335 000 88101111 -9-11-12 014 82 25 22 -8.0 -10.1 29.06 18 24 83 335 000 89102114 -9-11-12 020 83 25 23 -7.8 -9.9 29.07 18 23 86 339 000 90103116 -9-11-12 018 84 26 00 -7.6 -9.6 29.06 18 23 82 334 -001 90103115 -9-10-12 023 85 26 01 -7.7 -9.5 29.06 17 23 85 337 000 91104115 -9-10-11 022 86 26 02 -7.8 -9.6 29.06 18 24 81 333 000 92104115 -9-10-12 027 87 26 03 -8.3 -10.0 29.07 17 24 83 335 000 93105111 -9-11-12 021 88 26 04 -8.7 -10.3 29.07 17 24 85 337 000 94106109 -10-11-12 020 89 26 05 -9.0 -10.6 29.07 16 27 93 345 000 95105109 -10-11-12 021 90 26 06 -9.4 -11.1 29.07 17 26 89 341 001 95105108 -10-11-12 017 91 26 07 -9.9 -11.6 29.07 18 28 89 341 -002 95106107 -11-12-12 018 92 26 08 -10.1 -11.7 29.07 18 27 85 337 004 96107115 -11-12-13 033 93 26 09 -10.1 -11.8 29.08 17 26 83 335 004 96108114 -11-12-13 021 94 26 10 -10.3 -12.0 29.09 16 25 84 336 002 95108111 -11-12-13 018 95 26 11 -10.4 -12.2 29.09 17 25 83 335 003 95108111 -11-12-13 017 96 26 12 -10.5 -12.3 29.09 16 25 84 336 002 95107113 -11-12-12 012 97 26 13 -10.2 -12.0 29.09 16 25 85 338 001 95107110 -11-12-12 010 98 26 14 -10.0 -11.9 29.08 16 22 86 339 000 94107104 -11-12-12 009 99 26 15 -10.1 -12.2 29.08 16 22 90 342 000 92105 98 -11-12-12 006 100 26 16 -10.1 -12.6 29.08 15 22 90 342 001 88 96100 -11-12-12 001 101 26 17 -9.7 -12.4 29.08 15 22 92 345 001 86 88114 -11-12-12 000 102 26 18 -9.3 -12.1 29.08 15 20 97 349 001 85 88 94 -11-12-12 000 103 26 19 -9.5 -12.6 29.08 14 19 103 355 000 82 84 95 -11-12-13 000 104 26 20 -9.8 -14.0 29.08 14 18 105 357 000 73 78 81 -11-12-13 000 105 26 21 -9.7 -13.8 29.08 13 18 99 351 000 75 82 70 -11-12-14 000 106 26 22 -9.8 -13.5 29.07 13 18 97 349 000 77 86 73 -11-12-14 000 107 26 23 -9.8 -13.3 29.07 13 18 95 347 -001 79 89 85 -11-12-14 000 108 27 00 -10.0 -13.0 29.06 12 18 94 346 000 83 93104 -11-12-14 000 109 27 01 -10.2 -12.8 29.06 12 19 94 346 000 86 94108 -11-12-13 000 110 27 02 -10.8 -13.2 29.05 10 21 104 356 000 89 90103 -11-12-13 000 111 27 03 -11.7 -14.0 29.05 10 23 107 359 000 90 87109 -11-12-13 000 112 27 04 -11.6 -14.1 29.04 12 25 103 355 000 89 93106 -11-12-13 000 113 27 05 -11.6 -14.0 29.04 14 26 100 352 -001 89100104 -12-12-13 000 114 27 06 -11.9 -14.3 29.04 14 26 102 354 000 90101102 -12-12-13 000 115 27 07 -12.1 -14.4 29.05 15 26 99 351 -001 91103101 -12-12-13 000 116 27 08 -12.4 -14.6 29.05 16 26 98 350 000 93107 98 -13-12-13 000 117 27 09 -12.6 -14.6 29.05 15 25 99 351 001 94109104 -13-12-13 001 118 27 10 -12.0 -14.0 29.05 14 23 96 348 000 94104104 -12-12-13 003 119 27 11 -11.4 -13.4 29.06 15 23 94 347 001 94109113 -12-13-13 004 120 27 12 -11.0 -12.9 29.06 15 23 87 339 000 94106115 -12-13-13 002 * 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.