BOM Sansom Island site lat/lon = (-69.7000,74.0000) cell lat/lon = (-69.6864,73.9326) Forecast initialized at 2025-09-21/00 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 21 00 -27.7 -36.5 28.83 3 3 169 243 -001 47 23 24 -19-17-16 000 1 21 01 -17.0 -19.6 28.85 8 14 109 183 -001 75 32 28 -18-19-18 000 2 21 02 -15.9 -19.8 28.84 18 21 111 185 -005 58 22 25 -18-18-18 000 3 21 03 -16.9 -18.5 28.83 20 25 111 185 -003 78 29 22 -18-17-16 000 4 21 04 -17.4 -18.6 28.86 20 21 106 180 -001 81 31 22 -20-18-17 000 5 21 05 -15.1 -18.4 28.88 19 20 108 182 000 67 34 26 -18-18-18 000 6 21 06 -14.7 -17.8 28.89 19 21 105 179 000 69 56 32 -17-19-19 000 7 21 07 -14.8 -17.6 28.88 18 19 106 180 -001 73 61 27 -17-18-19 000 8 21 08 -14.5 -17.3 28.91 18 19 108 182 -002 73 72 26 -17-18-19 000 9 21 09 -14.3 -17.4 28.90 18 20 108 181 -002 70 74 26 -16-17-18 000 10 21 10 -14.3 -16.9 28.91 19 20 109 183 -001 75 78 55 -16-17-18 000 11 21 11 -15.1 -17.8 28.92 20 21 114 188 -001 72 61104 -17-17-18 000 12 21 12 -15.7 -18.2 28.94 21 23 117 191 -002 72 52 94 -17-16-17 000 13 21 13 -16.1 -18.9 28.94 22 24 119 192 -002 67 54 90 -18-17-17 000 14 21 14 -16.2 -19.4 28.97 22 24 120 194 000 62 57 80 -18-18-18 000 15 21 15 -16.6 -19.5 28.97 22 23 122 196 000 63 50 78 -19-19-18 000 16 21 16 -16.9 -19.8 28.99 22 24 124 198 000 62 47 81 -19-19-19 000 17 21 17 -17.2 -20.0 29.01 22 24 125 199 000 62 43 75 -19-19-19 000 18 21 18 -17.5 -20.2 29.03 21 23 125 199 000 63 41 68 -19-19-19 000 19 21 19 -17.7 -20.1 29.03 20 22 126 199 000 65 39 57 -19-19-19 000 20 21 20 -17.9 -20.1 29.04 20 21 126 200 000 67 37 42 -20-19-20 000 21 21 21 -18.2 -20.3 29.03 20 21 126 200 000 68 35 41 -20-20-20 000 22 21 22 -18.5 -20.4 29.03 19 22 127 201 000 69 32 40 -20-20-20 000 23 21 23 -18.7 -20.3 29.04 20 23 127 201 000 71 30 41 -20-20-21 000 24 22 00 -18.9 -20.4 29.04 20 24 127 200 000 70 29 40 -21-20-21 000 25 22 01 -18.9 -20.5 29.04 20 24 125 199 000 70 34 37 -21-21-21 000 26 22 02 -18.9 -20.5 29.04 20 24 124 197 000 70 38 31 -22-21-22 000 27 22 03 -19.1 -20.3 29.04 20 24 121 195 000 73 39 30 -22-22-22 000 28 22 04 -19.2 -20.4 29.03 20 22 119 193 000 73 38 27 -22-22-23 000 29 22 05 -19.0 -20.6 29.03 19 20 116 190 000 71 43 26 -22-22-23 000 30 22 06 -18.7 -20.5 29.04 18 19 115 189 000 71 52 28 -22-22-23 000 31 22 07 -18.4 -20.3 29.04 17 18 115 189 -001 71 54 30 -21-22-23 000 32 22 08 -18.1 -20.0 29.04 17 18 116 190 -002 72 51 35 -21-22-23 000 33 22 09 -18.0 -19.6 29.04 17 18 119 193 -002 75 55 64 -21-22-23 000 34 22 10 -18.0 -19.6 29.03 18 19 121 195 -001 75 64 93 -21-21-23 000 35 22 11 -18.3 -19.9 29.04 19 21 121 195 000 73 68 96 -21-21-22 000 36 22 12 -18.9 -20.3 29.05 20 22 122 196 000 72 68 91 -22-21-22 000 37 22 13 -19.4 -20.6 29.05 22 23 122 196 000 72 69 87 -22-21-22 000 38 22 14 -19.8 -20.8 29.06 23 24 122 195 000 71 75 90 -23-22-22 000 39 22 15 -20.1 -21.1 29.07 23 25 120 194 000 69 81 93 -23-23-23 000 40 22 16 -20.3 -21.2 29.09 23 25 119 193 000 69 83 99 -23-23-23 000 41 22 17 -20.4 -21.4 29.11 23 25 118 192 -001 67 78 97 -24-24-23 000 42 22 18 -20.6 -21.5 29.13 24 26 118 192 -001 67 72 96 -24-24-23 000 43 22 19 -20.8 -21.6 29.14 24 26 118 192 -001 68 68 97 -24-24-24 000 44 22 20 -21.0 -21.5 29.15 24 26 118 192 -001 70 61 97 -24-24-24 000 45 22 21 -21.1 -21.4 29.17 24 26 118 192 -001 72 60 94 -24-24-24 000 46 22 22 -21.1 -21.4 29.19 23 26 118 192 -002 72 56 85 -24-24-24 000 47 22 23 -21.0 -21.4 29.21 23 26 119 193 -002 72 59 79 -24-24-24 000 48 23 00 -20.9 -21.4 29.24 23 26 121 195 -003 71 60 72 -24-24-24 000 49 23 01 -20.7 -21.3 29.25 23 26 123 197 -005 71 59 53 -24-24-24 000 50 23 02 -20.5 -21.3 29.27 23 26 121 195 -006 70 52 51 -23-23-24 000 51 23 03 -20.2 -21.2 29.28 23 25 121 195 -007 69 52 54 -23-23-23 000 52 23 04 -19.4 -21.0 29.29 22 25 122 196 -004 66 52 70 -22-22-23 000 53 23 05 -18.8 -20.6 29.30 22 24 120 194 -004 68 41 84 -22-22-23 000 54 23 06 -18.2 -20.5 29.31 21 24 123 197 -005 65 39 82 -21-21-22 000 55 23 07 -17.5 -20.4 29.32 19 22 125 199 -004 63 43 79 -20-21-22 000 56 23 08 -16.8 -20.1 29.33 18 20 129 203 -003 62 42 74 -19-20-21 000 57 23 09 -16.2 -19.7 29.33 17 19 136 210 000 62 37 69 -18-19-20 000 58 23 10 -15.9 -19.3 29.33 15 17 145 219 008 64 31 57 -18-18-19 000 59 23 11 -15.4 -20.3 29.34 9 9 169 243 000 58 32 62 -17-18-19 000 60 23 12 -16.4 -19.7 29.34 5 6 143 217 000 72 47 45 -18-19-20 000 61 23 13 -15.7 -19.2 29.34 7 7 135 209 001 70 36 41 -17-19-20 000 62 23 14 -15.9 -18.7 29.34 4 5 154 228 000 78 34 40 -17-18-20 000 63 23 15 -17.0 -17.8 29.35 4 4 219 293 -001 97 42 44 -18-18-20 000 64 23 16 -17.0 -17.0 29.34 4 4 218 292 002 107 50 60 -18-18-19 000 65 23 17 -16.1 -16.9 29.34 4 4 183 257 000 98 67 76 -17-18-19 000 66 23 18 -14.9 -17.3 29.33 6 7 152 226 -002 83 80 80 -16-17-18 000 67 23 19 -14.0 -17.7 29.33 10 13 138 212 001 70 57 87 -15-16-18 000 68 23 20 -14.3 -18.3 29.32 15 18 132 205 001 63 52 87 -16-16-17 000 69 23 21 -15.1 -18.6 29.31 18 22 128 202 001 64 49 80 -17-16-16 000 70 23 22 -15.0 -18.7 29.30 20 24 126 200 002 61 42 76 -17-16-16 000 71 23 23 -14.6 -18.9 29.30 18 23 127 201 002 58 37 68 -17-17-16 000 72 24 00 -14.6 -19.0 29.30 17 23 127 201 -002 57 35 59 -17-17-16 000 73 24 01 -14.6 -19.3 29.30 17 22 131 204 -011 56 35 57 -17-17-17 000 74 24 02 -14.8 -19.3 29.29 17 22 130 204 -008 56 35 54 -17-17-17 000 75 24 03 -15.6 -19.0 29.28 19 23 123 197 -003 64 35 51 -18-18-17 000 76 24 04 -15.4 -19.0 29.27 18 22 123 197 000 63 33 42 -18-17-17 000 77 24 05 -14.7 -19.0 29.26 16 20 124 198 001 60 32 38 -17-17-17 000 78 24 06 -14.2 -18.9 29.25 13 17 126 200 -001 60 32 36 -17-17-17 000 79 24 07 -14.0 -19.0 29.23 7 13 144 218 -002 61 40 36 -16-17-18 000 80 24 08 -14.7 -18.5 29.21 4 10 191 265 -003 71 48 35 -17-17-18 000 81 24 09 -14.5 -18.2 29.19 4 9 191 265 -001 72 48 34 -16-17-18 000 82 24 10 -13.9 -18.1 29.18 4 8 174 248 000 68 46 33 -15-16-17 000 83 24 11 -13.7 -18.2 29.16 4 9 155 229 001 66 44 33 -15-16-17 000 84 24 12 -13.6 -18.1 29.15 7 12 134 208 001 65 39 33 -15-16-17 000 85 24 13 -14.1 -18.2 29.14 13 16 128 202 001 64 35 35 -15-16-17 000 86 24 14 -15.5 -18.3 29.12 17 20 122 196 000 71 41 35 -17-17-17 000 87 24 15 -15.9 -18.4 29.11 19 23 118 192 000 72 39 33 -17-17-17 000 88 24 16 -15.9 -18.6 29.09 19 23 117 191 000 69 37 32 -18-17-17 000 89 24 17 -16.1 -18.9 29.08 19 23 118 192 001 68 34 34 -18-18-17 000 90 24 18 -16.4 -18.9 29.08 19 23 119 193 001 70 32 33 -18-18-17 000 91 24 19 -16.7 -19.0 29.07 18 23 118 192 001 71 31 30 -19-18-17 000 92 24 20 -17.0 -19.2 29.07 18 23 118 192 001 72 31 30 -19-18-18 000 93 24 21 -17.2 -19.3 29.06 18 22 117 191 001 73 31 30 -19-18-18 000 94 24 22 -17.7 -19.1 29.06 18 22 118 191 000 78 33 30 -19-18-19 000 95 24 23 -18.1 -19.1 29.06 19 21 118 192 000 81 35 31 -19-19-19 000 96 25 00 -18.0 -19.0 29.06 19 22 117 191 -002 82 36 32 -19-19-20 000 97 25 01 -17.4 -19.3 29.06 19 23 116 190 -003 73 44 35 -20-20-20 000 98 25 02 -17.6 -19.3 29.06 20 23 112 186 000 74 55 38 -20-20-21 000 99 25 03 -17.6 -19.5 29.06 20 23 112 186 000 72 58 48 -20-20-21 000 100 25 04 -17.4 -19.6 29.07 19 21 112 186 001 69 56 74 -20-20-21 000 101 25 05 -17.2 -19.7 29.07 19 20 113 187 000 68 55 86 -20-20-20 000 102 25 06 -16.9 -19.3 29.07 18 19 113 187 000 70 53 87 -20-20-20 000 103 25 07 -16.4 -19.0 29.07 17 18 113 187 000 71 58 76 -19-20-21 000 104 25 08 -16.0 -18.9 29.08 16 17 114 188 -002 69 66 78 -19-20-21 000 105 25 09 -15.7 -18.9 29.08 16 17 116 190 -001 67 77 84 -18-19-20 000 106 25 10 -15.4 -18.5 29.07 18 19 116 190 000 68 82114 -18-19-20 000 107 25 11 -15.4 -18.0 29.07 18 20 118 192 001 73 83126 -18-19-20 000 108 25 12 -15.9 -18.1 29.08 19 21 121 194 -001 74 84118 -18-19-19 001 109 25 13 -16.5 -18.7 29.09 20 22 119 193 -002 73 80116 -19-19-20 001 110 25 14 -16.7 -18.6 29.10 21 22 118 192 000 75 85110 -19-20-20 001 111 25 15 -17.0 -18.3 29.11 21 22 118 192 001 80 83114 -20-21-21 005 112 25 16 -17.2 -18.7 29.12 21 23 117 191 000 77 71109 -20-21-22 003 113 25 17 -17.5 -19.0 29.13 22 24 117 191 -004 76 73105 -21-22-22 001 114 25 18 -17.9 -19.2 29.14 23 25 118 192 -002 76 71106 -21-22-22 002 115 25 19 -18.1 -19.6 29.16 23 26 118 192 -001 73 75109 -21-22-22 002 116 25 20 -18.3 -19.9 29.17 24 26 118 192 -001 71 81104 -22-22-22 003 117 25 21 -18.2 -19.8 29.19 24 27 117 191 000 70 78103 -21-22-22 001 118 25 22 -18.0 -19.2 29.21 25 27 116 190 000 77 82103 -21-22-22 001 119 25 23 -17.8 -18.6 29.23 24 27 116 190 002 84 82108 -21-22-23 002 120 26 00 -17.7 -18.3 29.25 24 28 114 187 -001 85 85112 -21-22-23 002 * 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.