SANAE IV site lat/lon = (-71.6710,-2.8290) cell lat/lon = (-71.6853,-2.8243) Forecast initialized at 2025-12-22/00 UTC MPAS cell scale: 5.7 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 00 -12.8 -19.6 29.01 10 10 137 134 -006 52 45 54 -10-10-10 000 1 22 01 -14.6 -19.4 29.02 14 14 123 120 -004 70 42 61 -7 -8-10 000 2 22 02 -12.5 -18.0 29.02 17 19 127 124 -002 65 45 65 -7 -9-10 000 3 22 03 -13.8 -19.1 29.03 21 25 139 136 000 67 47 65 -8 -9-10 000 4 22 04 -14.2 -19.4 29.05 21 24 141 139 000 68 45 62 -8 -9-10 000 5 22 05 -13.5 -19.3 29.05 20 22 140 137 002 63 42 65 -8 -8-10 000 6 22 06 -13.0 -18.9 29.06 20 21 139 136 003 62 40 68 -7 -8-10 000 7 22 07 -12.2 -18.0 29.07 18 19 138 135 003 63 39 65 -7 -8-10 000 8 22 08 -11.4 -16.9 29.09 16 17 137 134 003 64 37 62 -7 -8-10 000 9 22 09 -10.4 -15.7 29.10 13 13 131 128 005 65 37 61 -8 -9-10 000 10 22 10 -8.9 -13.8 29.10 9 9 113 110 000 67 41 62 -8 -9-10 000 11 22 11 -8.0 -13.6 29.11 8 8 116 113 000 62 43 62 -8 -9-10 000 12 22 12 -7.3 -13.8 29.12 7 7 126 124 000 57 42 58 -7 -8-10 000 13 22 13 -6.8 -12.6 29.12 6 6 125 122 003 62 41 59 -7 -8-10 000 14 22 14 -6.7 -12.6 29.13 8 10 110 107 000 59 39 56 -7 -8-10 000 15 22 15 -6.7 -13.0 29.15 8 11 116 113 001 56 40 50 -7 -8 -9 000 16 22 16 -6.8 -12.3 29.17 8 13 124 121 000 61 43 49 -7 -8-10 000 17 22 17 -7.2 -12.0 29.17 7 13 132 129 -003 64 45 55 -7 -8-10 000 18 22 18 -8.1 -12.6 29.18 8 13 137 134 000 66 49 66 -7 -8-10 000 19 22 19 -9.0 -14.1 29.19 11 13 137 134 000 64 46 76 -6 -8 -9 000 20 22 20 -9.8 -16.0 29.19 14 19 140 137 000 58 33 77 -6 -7 -9 000 21 22 21 -10.5 -15.8 29.19 14 20 138 136 000 64 49 78 -6 -7 -9 000 22 22 22 -10.9 -16.3 29.19 15 17 130 127 -001 63 57 85 -6 -7 -9 000 23 22 23 -11.7 -17.3 29.21 14 16 129 126 -001 62 44 47 -6 -7 -8 000 24 23 00 -11.9 -18.0 29.21 16 20 132 129 000 60 30 48 -6 -7 -8 000 25 23 01 -12.2 -18.2 29.22 18 22 131 128 002 61 39 59 -6 -7 -9 000 26 23 02 -12.6 -17.8 29.23 15 16 123 120 000 66 61 65 -7 -8 -9 000 27 23 03 -12.4 -17.5 29.24 15 17 126 123 -002 68 61 50 -7 -8 -9 000 28 23 04 -12.7 -17.3 29.24 14 14 127 124 -001 71 51 66 -7 -8 -9 000 29 23 05 -12.1 -16.7 29.24 13 13 127 124 000 71 50 69 -7 -8 -9 000 30 23 06 -11.2 -15.7 29.24 13 14 130 127 001 72 50 77 -6 -8 -9 000 31 23 07 -10.3 -15.1 29.25 15 16 136 133 003 68 49 73 -6 -7 -9 000 32 23 08 -9.5 -14.7 29.25 17 18 137 134 003 66 46 72 -6 -7 -8 000 33 23 09 -8.5 -13.7 29.25 16 17 135 132 001 65 42 61 -6 -7 -8 000 34 23 10 -7.5 -12.7 29.26 14 16 133 130 -002 64 41 57 -6 -7 -8 000 35 23 11 -6.5 -11.7 29.26 12 13 132 129 -003 64 40 58 -5 -7 -8 000 36 23 12 -5.9 -11.5 29.25 11 12 133 130 -004 61 39 58 -5 -6 -8 000 37 23 13 -5.5 -11.3 29.25 10 12 132 129 -002 59 38 55 -5 -6 -8 000 38 23 14 -5.3 -11.0 29.25 10 13 127 124 000 59 38 51 -5 -7 -8 000 39 23 15 -5.3 -10.8 29.25 10 12 124 121 003 60 40 50 -5 -7 -8 000 40 23 16 -5.5 -10.8 29.25 9 12 122 119 004 61 40 48 -5 -7 -8 000 41 23 17 -5.9 -10.7 29.25 8 11 118 115 003 64 41 47 -5 -7 -8 000 42 23 18 -6.9 -11.7 29.25 8 10 117 114 002 63 42 46 -5 -7 -8 000 43 23 19 -8.0 -13.2 29.24 9 9 113 110 003 60 42 48 -6 -7 -8 000 44 23 20 -9.2 -15.4 29.24 9 9 113 110 002 52 44 52 -6 -7 -8 000 45 23 21 -10.4 -16.9 29.24 9 9 119 116 002 49 44 53 -6 -7 -8 000 46 23 22 -11.2 -17.8 29.24 9 9 125 122 000 49 45 53 -6 -7 -8 000 47 23 23 -11.8 -18.4 29.23 9 9 131 128 000 50 45 56 -6 -7 -8 000 48 24 00 -12.1 -18.6 29.23 10 10 134 131 001 50 44 59 -6 -7 -8 000 49 24 01 -12.2 -18.7 29.22 10 10 135 132 000 50 43 61 -6 -7 -8 000 50 24 02 -12.1 -18.4 29.21 11 11 132 129 000 54 43 62 -6 -7 -8 000 51 24 03 -11.6 -18.1 29.21 11 11 127 124 000 53 42 62 -6 -7 -8 000 52 24 04 -11.3 -17.7 29.20 12 12 126 123 000 55 42 61 -6 -7 -8 000 53 24 05 -10.9 -17.1 29.20 11 11 126 123 000 57 41 60 -6 -7 -8 000 54 24 06 -10.5 -16.3 29.18 11 11 127 124 000 60 41 58 -6 -7 -8 000 55 24 07 -9.7 -15.0 29.18 9 9 126 124 000 63 40 57 -6 -7 -8 000 56 24 08 -8.5 -13.3 29.18 8 8 126 123 000 67 39 56 -6 -7 -8 000 57 24 09 -7.1 -11.8 29.18 5 5 125 123 000 68 38 55 -6 -7 -8 000 58 24 10 -6.0 -10.1 29.18 0 3 118 115 000 75 37 55 -6 -7 -8 000 59 24 11 -5.9 -11.0 29.18 1 1 298 295 000 68 37 55 -6 -7 -8 000 60 24 12 -6.0 -9.5 29.18 1 1 293 290 000 79 37 53 -6 -7 -8 000 61 24 13 -5.9 -9.6 29.18 1 1 285 282 000 77 37 51 -6 -7 -8 000 62 24 14 -5.7 -10.5 29.18 1 1 270 268 000 70 36 49 -6 -7 -8 000 63 24 15 -5.5 -10.6 29.18 0 0 256 253 000 68 35 48 -6 -7 -8 000 64 24 16 -5.4 -10.2 29.18 1 2 258 255 000 70 34 46 -6 -7 -8 000 65 24 17 -5.7 -8.7 29.18 1 2 245 242 000 77 34 45 -6 -7 -8 000 66 24 18 -6.3 -9.2 29.18 1 2 191 188 000 83 35 44 -6 -7 -8 000 67 24 19 -7.1 -10.7 29.18 3 3 128 125 000 78 35 43 -6 -7 -8 000 68 24 20 -9.0 -14.2 29.18 7 7 101 98 000 60 35 43 -6 -7 -8 000 69 24 21 -10.3 -15.6 29.18 8 8 107 104 000 59 34 41 -6 -7 -8 000 70 24 22 -11.1 -17.9 29.18 8 8 107 104 000 49 31 40 -6 -7 -8 000 71 24 23 -11.8 -18.9 29.19 9 9 107 104 000 47 29 38 -6 -7 -8 000 72 25 00 -12.3 -19.3 29.19 9 9 106 103 000 48 30 36 -6 -7 -8 000 73 25 01 -12.6 -19.3 29.19 9 9 107 104 000 49 39 35 -6 -7 -8 000 74 25 02 -12.7 -19.2 29.18 10 10 110 107 000 50 49 33 -6 -7 -8 000 75 25 03 -12.6 -19.0 29.18 10 10 112 109 000 51 56 31 -6 -8 -8 000 76 25 04 -12.3 -18.4 29.19 10 10 115 112 000 55 59 30 -7 -8 -9 000 77 25 05 -11.9 -17.7 29.19 10 10 118 115 000 58 58 33 -7 -8 -9 000 78 25 06 -11.2 -16.7 29.20 9 9 119 117 000 61 57 38 -7 -8 -9 000 79 25 07 -10.2 -15.2 29.20 8 8 118 115 000 65 58 40 -7 -8 -9 000 80 25 08 -9.0 -13.5 29.21 6 6 113 110 000 69 58 41 -8 -9 -9 000 81 25 09 -7.7 -11.9 29.22 2 2 96 93 000 74 53 41 -8 -9 -9 000 82 25 10 -7.2 -12.6 29.24 1 1 2 359 000 67 53 41 -8 -9 -9 000 83 25 11 -7.1 -11.6 29.24 1 2 353 351 000 73 56 41 -8 -9 -9 000 84 25 12 -6.9 -10.6 29.25 1 2 357 354 000 78 62 42 -8 -8 -9 000 85 25 13 -6.7 -9.8 29.26 2 2 353 350 000 82 65 42 -8 -9 -9 000 86 25 14 -6.7 -9.7 29.27 2 2 352 349 000 83 61 42 -8 -9 -9 000 87 25 15 -6.8 -10.0 29.27 2 2 354 351 000 81 53 42 -8 -9 -9 000 88 25 16 -7.1 -10.2 29.28 2 2 356 353 000 82 48 43 -8 -8 -9 000 89 25 17 -7.4 -10.1 29.28 2 2 357 354 000 85 46 44 -8 -8 -9 000 90 25 18 -8.1 -10.0 29.29 1 2 1 358 000 90 45 46 -8 -8 -9 000 91 25 19 -8.9 -10.5 29.29 1 3 98 95 000 95 46 47 -8 -8 -9 000 92 25 20 -10.7 -12.7 29.29 6 6 113 110 000 90 47 48 -8 -8 -9 000 93 25 21 -11.6 -14.5 29.29 8 8 109 106 000 80 46 49 -8 -8 -9 000 94 25 22 -12.7 -16.2 29.30 9 9 109 106 000 75 46 48 -8 -9 -9 000 95 25 23 -12.9 -15.9 29.30 9 9 111 109 000 82 48 49 -8 -8 -9 000 96 26 00 -13.3 -16.5 29.29 9 9 113 110 000 79 50 48 -8 -9 -9 000 97 26 01 -13.6 -17.0 29.28 9 9 118 115 000 77 53 47 -8 -9 -9 000 98 26 02 -13.8 -17.1 29.28 10 10 123 120 000 78 54 44 -8 -9 -9 000 99 26 03 -13.7 -17.6 29.27 9 9 123 120 000 72 60 40 -8 -9 -9 000 100 26 04 -13.4 -18.3 29.27 9 9 125 122 001 65 67 40 -8 -9 -9 000 101 26 05 -12.6 -18.2 29.27 9 9 128 126 001 59 66 40 -8 -9 -9 000 102 26 06 -11.8 -17.4 29.27 8 8 129 126 000 59 57 41 -8 -9 -9 000 103 26 07 -10.6 -16.0 29.26 6 6 124 121 000 59 45 42 -8 -9 -9 000 104 26 08 -9.2 -14.2 29.26 3 3 114 111 000 61 44 41 -9 -9 -9 000 105 26 09 -9.3 -14.4 29.27 2 2 336 334 000 70 39 37 -9 -9-10 000 106 26 10 -9.4 -12.5 29.27 2 2 329 327 000 84 36 40 -9 -9-10 000 107 26 11 -9.4 -12.2 29.28 3 3 310 307 000 86 38 46 -9 -9-10 000 108 26 12 -9.3 -11.4 29.29 3 3 296 293 000 91 44 44 -10 -9-10 000 109 26 13 -9.0 -11.6 29.30 3 7 281 278 000 87 59 43 -10-10-10 000 110 26 14 -8.8 -9.7 29.30 4 6 298 295 000 101 93 43 -10-10-11 000 111 26 15 -8.6 -8.6 29.31 5 6 275 272 000 109104 43 -10-11-11 000 112 26 16 -8.4 -8.4 29.31 4 6 261 258 000 108111 47 -10-11-11 000 113 26 17 -8.2 -8.2 29.32 4 7 264 261 000 108111 51 -9-10-11 000 114 26 18 -8.0 -8.7 29.33 4 8 263 260 -001 102111 54 -9-10-11 000 115 26 19 -7.9 -8.5 29.33 3 7 233 230 000 103110 61 -9-10-11 000 116 26 20 -7.8 -8.3 29.33 2 6 222 220 000 103110 77 -9-10-11 000 117 26 21 -7.7 -8.3 29.34 2 5 242 239 000 102110 97 -9-10-11 000 118 26 22 -7.7 -8.5 29.35 2 5 237 235 000 102110100 -9-10-11 001 119 26 23 -7.9 -8.8 29.36 3 5 210 207 000 101110 84 -9-10-11 000 120 27 00 -8.3 -9.7 29.36 4 6 180 177 000 96106 97 -9-10-11 000 * 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.