AWS LETTAU site lat/lon = (-82.4750,-174.5870) cell lat/lon = (-82.4835,-174.5965) Forecast initialized at 2026-10-16/00 UTC MPAS cell scale: 2.3 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 16 00 -22.2 -25.8 29.08 5 7 135 320 000 88 75 66 -19-17-15 000 1 16 01 -22.6 -25.5 29.08 4 8 145 331 000 94 77 69 -19-17-14 000 2 16 02 -22.9 -25.4 29.07 5 9 171 357 000 99 78 64 -20-17-15 000 3 16 03 -23.1 -24.4 29.05 6 9 178 3 000 115 69 57 -19-16-14 000 4 16 04 -23.4 -24.8 29.04 7 11 178 3 001 115 70 56 -19-16-15 000 5 16 05 -23.9 -24.8 29.03 6 10 178 4 001 122 69 49 -17-16-15 000 6 16 06 -24.8 -25.6 29.02 5 10 202 28 001 126 68 46 -15-15-14 000 7 16 07 -25.6 -26.3 28.99 6 10 204 30 001 127 67 45 -14-14-14 000 8 16 08 -25.7 -26.4 28.95 6 11 198 24 001 128 60 45 -14-14-14 000 9 16 09 -26.0 -26.6 28.97 7 14 195 20 -001 128 59 52 -15-13-14 000 10 16 10 -25.9 -26.6 28.94 7 14 190 15 000 128 57 54 -15-13-13 000 11 16 11 -26.7 -27.3 28.93 8 20 190 16 001 129 62 44 -14-14-14 000 12 16 12 -26.3 -26.9 28.90 9 21 183 9 001 128 62 47 -16-15-14 000 13 16 13 -25.6 -26.3 28.90 9 25 182 7 002 127 59 59 -16-15-15 000 14 16 14 -24.8 -25.4 28.88 10 24 182 7 000 126 62 69 -17-15-15 000 15 16 15 -23.8 -24.3 28.87 11 25 172 357 001 125 69 74 -18-16-16 000 16 16 16 -23.5 -24.1 28.86 11 26 169 354 000 125 76 68 -19-17-16 000 17 16 17 -23.1 -23.6 28.84 11 25 170 356 000 124 87 68 -19-19-17 000 18 16 18 -23.0 -23.5 28.84 10 24 170 355 000 124 87 68 -20-19-17 000 19 16 19 -22.7 -23.7 28.83 11 23 173 359 000 117 82 66 -20-20-17 000 20 16 20 -22.2 -23.9 28.80 11 23 171 357 -002 108 78 62 -20-20-17 000 21 16 21 -21.7 -23.9 28.79 11 23 171 357 000 101 80 59 -20-20-18 000 22 16 22 -21.1 -23.6 28.78 12 23 172 357 000 98 80 55 -19-20-19 000 23 16 23 -20.4 -23.2 28.76 12 23 170 355 001 94 81 52 -19-19-19 000 24 17 00 -20.1 -22.8 28.73 11 23 170 355 001 94 82 50 -19-19-19 000 25 17 01 -19.7 -22.3 28.73 11 23 172 357 000 96 84 50 -18-19-18 000 26 17 02 -19.4 -21.5 28.72 11 23 174 0 000 100 85 49 -17-18-18 000 27 17 03 -18.9 -20.9 28.69 11 23 173 358 000 101 85 50 -17-18-18 000 28 17 04 -19.0 -20.4 28.66 10 23 177 3 000 107 89 48 -16-17-18 000 29 17 05 -19.0 -20.0 28.64 10 22 173 359 000 113 88 44 -16-17-18 000 30 17 06 -19.4 -20.2 28.62 11 21 166 352 000 115 97 41 -17-19-18 000 31 17 07 -20.8 -21.3 28.61 10 19 155 341 000 121 77 43 -19-18-16 000 32 17 08 -22.6 -23.2 28.60 9 17 157 342 000 123 73 46 -20-17-15 000 33 17 09 -24.5 -25.2 28.57 6 11 173 358 000 126 80 47 -19-17-14 000 34 17 10 -25.4 -26.1 28.56 6 13 184 10 000 127 82 39 -18-17-14 000 35 17 11 -24.5 -25.1 28.55 6 14 165 350 000 127 65 39 -18-16-14 000 36 17 12 -23.4 -23.9 28.55 7 17 152 338 000 125 60 40 -19-15-13 000 37 17 13 -22.1 -22.5 28.54 8 17 148 334 -005 123 55 42 -20-14-13 000 38 17 14 -20.6 -21.1 28.53 10 27 145 330 -002 122 74 45 -18-15-13 000 39 17 15 -20.7 -21.2 28.52 9 25 151 336 -003 122 83 48 -17-14-12 000 40 17 16 -21.7 -22.2 28.51 7 22 165 351 000 123 84 52 -16-14-11 000 41 17 17 -22.6 -23.1 28.50 7 22 174 0 001 124 92 54 -16-15-11 000 42 17 18 -21.8 -22.4 28.49 8 25 165 351 000 123 88 53 -14-14-12 000 43 17 19 -20.2 -20.7 28.49 8 27 165 350 001 121 89 52 -14-14-13 000 44 17 20 -16.9 -17.4 28.49 9 29 148 333 002 117 92 55 -14-15-13 000 45 17 21 -16.1 -16.9 28.49 11 28 138 323 001 112101 57 -14-15-13 000 46 17 22 -16.0 -17.0 28.50 12 27 130 316 -001 109 83 54 -15-14-13 000 47 17 23 -16.3 -17.4 28.52 10 25 127 312 -001 108 93 51 -16-15-14 000 48 18 00 -16.9 -17.7 28.53 8 21 121 306 001 113103 51 -16-16-14 000 49 18 01 -17.4 -17.8 28.54 7 24 119 304 -001 118101 53 -16-15-13 000 50 18 02 -17.9 -18.3 28.55 8 24 118 304 000 118102 51 -16-15-11 000 51 18 03 -18.2 -18.6 28.56 9 22 123 309 -001 119 92 48 -16-14-12 000 52 18 04 -18.2 -18.6 28.58 8 19 121 307 -001 119 96 46 -16-15-12 000 53 18 05 -17.7 -18.2 28.60 6 19 124 309 000 118 91 44 -16-14-11 000 54 18 06 -17.9 -18.7 28.61 3 10 112 297 000 118 89 52 -15-13-11 000 55 18 07 -18.3 -18.6 28.61 3 10 164 350 000 119100 37 -13-12-12 000 56 18 08 -18.9 -19.6 28.61 6 14 173 359 000 118106 36 -12-12-11 000 57 18 09 -17.5 -17.9 28.61 9 35 146 332 000 117 91 40 -11-11-10 000 58 18 10 -14.7 -15.0 28.62 13 34 148 333 000 114 91 45 -11-10 -9 000 59 18 11 -14.1 -14.4 28.63 14 36 148 333 000 113 92 37 -11-11 -9 000 60 18 12 -12.6 -13.7 28.65 19 40 140 325 000 103 89 38 -11-11-11 000 61 18 13 -12.3 -14.5 28.66 24 44 134 319 -004 93 85 35 -11-11-11 000 62 18 14 -12.3 -14.4 28.67 27 46 133 318 -003 93 85 44 -12-11-10 000 63 18 15 -12.7 -15.1 28.68 25 44 134 319 -007 91 84 38 -12-12 -9 000 64 18 16 -13.1 -15.5 28.69 22 41 138 323 004 91 85 36 -12-12 -9 000 65 18 17 -13.3 -15.8 28.69 21 40 138 323 001 91 86 53 -13-12-10 000 66 18 18 -13.2 -15.9 28.70 23 41 139 325 -002 88 85 46 -13-12-10 000 67 18 19 -13.2 -15.9 28.72 23 41 141 326 -006 88 87 39 -13-13-11 000 68 18 20 -13.1 -16.0 28.73 21 38 141 326 -003 87 82 37 -13-12-10 000 69 18 21 -13.0 -15.9 28.73 21 38 141 326 -006 87 85 35 -13-13 -9 000 70 18 22 -12.7 -15.6 28.72 22 38 139 324 000 86 83 35 -13-13-10 000 71 18 23 -12.3 -15.3 28.72 21 38 138 324 -006 86 76 38 -12-12 -9 000 72 19 00 -11.7 -14.6 28.72 23 39 140 326 -008 86 72 38 -12-11 -8 000 73 19 01 -11.3 -14.0 28.72 22 39 138 323 -006 86 78 43 -11-11-10 000 74 19 02 -10.7 -13.3 28.71 21 38 140 325 -004 87 86 43 -10-11-10 000 75 19 03 -10.3 -12.9 28.69 20 38 143 329 -001 87 86 47 -10-10-10 000 76 19 04 -9.8 -12.3 28.68 19 38 145 330 -004 87 84 50 -9 -9-10 000 77 19 05 -9.4 -11.9 28.66 19 39 147 332 001 86 85 53 -9 -9 -9 000 78 19 06 -9.1 -11.9 28.65 20 40 145 331 -003 85 84 49 -9 -9 -9 000 79 19 07 -9.7 -12.6 28.63 23 41 141 326 002 84 76 47 -9 -9 -8 000 80 19 08 -11.0 -14.1 28.62 23 41 146 331 003 83 78 52 -10-11 -8 000 81 19 09 -11.9 -15.1 28.61 24 44 148 334 000 83 79 55 -11-12 -9 000 82 19 10 -12.2 -15.4 28.60 25 45 151 337 000 83 80 59 -12-12-10 000 83 19 11 -12.3 -15.7 28.59 28 46 152 337 000 81 79 58 -12-12-11 000 84 19 12 -12.5 -16.1 28.59 30 47 153 338 -002 80 79 54 -12-13-12 000 85 19 13 -12.5 -16.3 28.58 29 48 150 336 000 79 78 55 -13-13-13 000 86 19 14 -13.1 -16.9 28.58 28 48 148 334 000 79 77 52 -13-13-13 000 87 19 15 -13.6 -17.4 28.57 26 48 147 332 000 79 79 50 -13-14-14 000 88 19 16 -13.7 -17.4 28.57 26 48 145 330 000 80 80 49 -13-14-14 000 89 19 17 -13.5 -17.3 28.57 26 47 144 329 -003 79 81 49 -13-14-14 000 90 19 18 -13.3 -17.1 28.57 27 48 141 326 -003 79 81 47 -13-14-14 000 91 19 19 -13.0 -16.9 28.56 28 48 139 324 -005 79 82 47 -13-14-14 000 92 19 20 -12.8 -16.6 28.57 28 47 139 324 -004 79 82 46 -13-14-14 000 93 19 21 -12.6 -16.3 28.58 27 46 138 323 -002 79 82 45 -13-14-14 000 94 19 22 -12.3 -16.1 28.59 26 46 136 322 000 79 81 44 -12-13-14 000 95 19 23 -12.2 -15.9 28.60 25 45 135 320 -001 79 81 44 -12-13-14 000 96 20 00 -12.2 -15.9 28.61 25 44 136 321 000 79 82 42 -12-13-14 000 97 20 01 -12.2 -15.9 28.63 24 43 137 323 -004 79 82 42 -12-13-14 000 98 20 02 -12.4 -16.0 28.64 23 41 141 326 -001 80 82 46 -12-13-14 000 99 20 03 -12.3 -15.9 28.64 22 40 142 327 -001 80 83 47 -12-13-14 000 100 20 04 -12.6 -16.1 28.64 21 39 142 327 -006 81 83 46 -12-13-14 000 101 20 05 -12.9 -16.2 28.66 19 38 144 329 003 82 85 51 -13-14-14 000 102 20 06 -13.1 -16.3 28.67 18 37 143 328 000 84 86 57 -13-14-14 000 103 20 07 -13.6 -16.6 28.68 18 36 143 328 000 86 88 57 -13-14-14 000 104 20 08 -13.8 -16.8 28.69 19 37 141 326 -001 86 88 52 -13-14-14 000 105 20 09 -14.2 -17.2 28.71 18 36 137 322 000 87 89 51 -14-14-14 000 106 20 10 -15.4 -17.8 28.72 17 35 136 321 000 93 90 48 -14-14-15 000 107 20 11 -16.2 -18.2 28.74 14 33 136 322 002 98 94 46 -15-15-15 000 108 20 12 -16.9 -18.5 28.77 14 30 138 324 -001 103100 50 -15-15-15 000 109 20 13 -17.5 -18.5 28.79 14 28 133 318 000 110104 52 -16-16-15 000 110 20 14 -18.4 -18.8 28.81 12 26 122 307 -002 119109 45 -17-16-15 000 111 20 15 -19.6 -20.0 28.84 14 19 103 288 -003 121102 46 -21-16-14 000 112 20 16 -23.2 -24.2 28.87 11 17 96 281 -005 118113 55 -23-16-13 000 113 20 17 -22.8 -24.4 28.91 11 23 106 291 001 110113 57 -23-17-15 000 114 20 18 -22.1 -23.2 28.93 13 21 107 292 -001 115121 60 -23-19-15 000 115 20 19 -21.9 -22.7 28.95 11 20 106 291 000 117123 60 -23-21-15 000 116 20 20 -21.3 -22.3 28.97 10 15 118 303 -001 115125 60 -22-23-14 000 117 20 21 -20.8 -21.6 28.97 10 15 122 308 001 116124 55 -22-22-16 000 118 20 22 -20.3 -21.3 28.99 10 15 129 314 000 113124 70 -21-22-17 000 119 20 23 -19.7 -21.0 28.99 10 14 119 304 000 109124 67 -21-22-13 000 120 21 00 -19.2 -20.4 29.00 9 14 120 305 000 109123 78 -20-21-11 000 * 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.