BOM Sansom Island site lat/lon = (-69.7000,74.0000) cell lat/lon = (-69.6864,73.9326) Forecast initialized at 2026-04-30/12 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 30 12 -18.3 -24.5 28.85 10 10 231 305 000 62 26 21 -14-12-12 000 1 30 13 -22.2 -26.9 28.88 20 25 235 309 -001 79 34 29 -18-13-12 000 2 30 14 -23.0 -27.6 28.87 14 16 238 312 002 80 39 30 -15-12-13 000 3 30 15 -21.3 -25.8 28.89 13 14 241 315 -003 80 40 31 -15-12-12 000 4 30 16 -20.2 -24.4 28.91 11 12 245 319 -001 82 52 38 -13-12-12 000 5 30 17 -21.2 -25.4 28.90 14 17 241 315 000 82 60 43 -13-12-12 000 6 30 18 -20.7 -24.7 28.92 14 16 241 315 -002 83 60 62 -12-12-12 000 7 30 19 -20.7 -24.9 28.95 14 15 240 314 000 83 65 66 -13-11-12 000 8 30 20 -21.5 -25.5 28.96 13 15 240 314 000 84 67 69 -14-12-12 000 9 30 21 -23.3 -26.9 28.98 12 14 239 312 -001 89 65 70 -14-13-12 000 10 30 22 -24.2 -27.1 29.01 10 11 241 315 -001 97 67 65 -15-14-12 000 11 30 23 -24.5 -26.7 29.06 9 10 238 312 000 107 75 60 -16-15-13 000 12 01 00 -25.3 -27.3 29.09 8 9 240 314 000 111 85 57 -17-16-14 000 13 01 01 -25.8 -27.7 29.12 5 5 236 310 000 115 87 46 -18-17-14 000 14 01 02 -25.9 -27.4 29.16 4 4 232 306 -001 119 80 35 -18-17-15 000 15 01 03 -26.5 -26.5 29.18 5 5 240 314 -001 121 92 42 -18-17-16 000 16 01 04 -26.9 -28.4 29.20 5 5 243 317 000 121100 73 -18-17-16 000 17 01 05 -26.7 -28.4 29.21 5 5 247 321 000 116113 47 -18-17-16 000 18 01 06 -24.1 -27.1 29.23 4 9 261 335 -001 99119 20 -19-18-17 000 19 01 07 -24.3 -26.3 29.25 2 7 253 327 -002 101 84 24 -21-19-17 000 20 01 08 -25.0 -25.4 29.26 0 10 98 172 -002 111 48 20 -21-19-17 000 21 01 09 -25.3 -25.3 29.28 2 12 74 148 000 116 49 20 -20-20-17 000 22 01 10 -25.7 -25.7 29.30 2 8 26 100 000 119 48 14 -20-20-17 000 23 01 11 -24.8 -25.7 29.31 1 5 347 60 000 117 72 13 -19-20-17 000 24 01 12 -20.6 -23.0 29.31 6 11 74 148 000 100 65116 -18-19-16 000 25 01 13 -16.6 -19.3 29.32 5 14 82 156 000 91 94116 -16-17-17 000 26 01 14 -16.9 -19.1 29.29 1 6 113 187 001 96 99117 -15-16-15 002 27 01 15 -19.3 -21.8 29.28 5 12 253 327 000 97 91112 -13-14-15 009 28 01 16 -18.7 -21.6 29.27 8 12 223 297 -001 93 68102 -14-14-14 003 29 01 17 -17.5 -20.6 29.25 8 8 220 294 000 89 69103 -13-14-14 000 30 01 18 -18.2 -21.3 29.24 10 10 236 309 -002 91 62102 -14-13-14 000 31 01 19 -18.8 -22.1 29.23 11 11 238 312 -002 89 60 96 -14-13-13 000 32 01 20 -18.8 -22.3 29.20 9 10 237 311 000 86 59 81 -13-13-13 000 33 01 21 -19.9 -23.5 29.18 8 9 235 309 000 85 56 76 -13-13-13 000 34 01 22 -20.5 -24.2 29.16 8 9 239 313 000 86 49 69 -13-13-13 000 35 01 23 -20.5 -24.4 29.14 10 11 238 312 -001 84 47 68 -14-13-13 000 36 02 00 -20.6 -24.6 29.11 9 10 236 310 003 82 48 75 -14-12-13 000 37 02 01 -21.0 -24.8 29.09 9 10 241 315 003 85 47 65 -13-12-12 000 38 02 02 -20.6 -24.2 29.07 8 9 242 316 000 86 49 57 -14-12-13 000 39 02 03 -20.7 -24.3 29.05 9 11 240 314 000 86 51 52 -14-13-13 000 40 02 04 -20.4 -24.1 29.04 10 12 240 314 000 86 50 49 -13-12-12 000 41 02 05 -20.2 -24.0 29.02 10 11 238 312 000 85 48 48 -13-12-12 000 42 02 06 -19.4 -23.1 29.00 9 9 236 310 -002 85 47 52 -12-11-12 000 43 02 07 -18.6 -22.3 29.00 8 8 230 304 -001 84 51 60 -12-11-12 000 44 02 08 -18.1 -21.8 29.00 7 7 225 299 -001 82 52 42 -12-11-12 000 45 02 09 -18.1 -21.9 29.01 6 7 211 285 000 80 51 43 -11-11-11 000 46 02 10 -17.9 -22.1 29.01 5 7 196 270 000 75 47 54 -11-11-11 000 47 02 11 -17.3 -21.6 29.01 5 7 196 270 -001 74 44 50 -11-10-11 000 48 02 12 -16.4 -20.9 29.03 5 7 192 266 -001 72 44 45 -10-10-11 000 49 02 13 -17.7 -21.7 29.04 7 7 222 296 000 78 42 36 -11-10-11 000 50 02 14 -18.8 -22.7 29.06 7 7 225 299 000 80 41 37 -11-10-11 000 51 02 15 -18.7 -22.5 29.07 5 7 208 282 000 80 43 40 -11-10-11 000 52 02 16 -16.7 -21.3 29.08 4 7 172 246 000 72 40 40 -11-10-11 000 53 02 17 -16.0 -20.8 29.09 5 9 177 251 000 69 40 35 -10-10-11 000 54 02 18 -16.8 -21.1 29.11 3 5 204 277 000 74 45 40 -11-11-12 000 55 02 19 -18.3 -22.0 29.14 5 5 231 305 000 81 49 44 -12-11-11 000 56 02 20 -19.4 -23.0 29.16 5 6 236 310 000 83 47 78 -12-11-12 000 57 02 21 -18.6 -22.1 29.17 5 6 228 302 000 84 54 92 -11-11-12 000 58 02 22 -17.6 -21.1 29.19 5 5 223 296 000 84 61 95 -11-11-12 000 59 02 23 -17.5 -20.8 29.21 4 4 233 307 000 87 78100 -12-12-12 000 60 03 00 -17.9 -20.9 29.22 5 5 245 319 000 91 97101 -12-12-12 004 61 03 01 -17.9 -20.7 29.24 5 6 246 320 000 93 94105 -12-12-12 011 62 03 02 -17.2 -19.8 29.25 5 5 236 310 000 94 86110 -12-12-12 011 63 03 03 -16.8 -19.3 29.25 5 5 229 303 000 94 93111 -13-13-12 011 64 03 04 -16.6 -19.1 29.26 4 4 222 296 000 94105106 -12-13-13 012 65 03 05 -15.9 -18.3 29.27 3 6 199 273 000 92105102 -12-13-13 008 66 03 06 -15.0 -17.5 29.28 3 4 208 282 000 92105102 -12-13-13 007 67 03 07 -15.5 -17.9 29.30 4 4 241 315 000 94103102 -13-13-13 011 68 03 08 -16.6 -19.1 29.32 6 6 245 319 000 94102103 -13-13-14 012 69 03 09 -17.0 -19.6 29.33 7 7 240 314 000 94102103 -13-13-13 010 70 03 10 -17.3 -19.9 29.33 7 7 239 313 000 94102103 -13-13-13 008 71 03 11 -17.3 -19.9 29.34 6 7 240 314 -001 94100103 -13-13-13 006 72 03 12 -17.5 -20.1 29.36 7 7 244 317 -001 94100105 -13-13-14 006 73 03 13 -17.9 -20.5 29.37 6 6 247 321 000 95100104 -14-13-14 008 74 03 14 -18.6 -21.4 29.38 7 8 246 320 000 94 98104 -14-13-14 008 75 03 15 -18.9 -21.6 29.38 8 9 245 319 000 95100105 -15-13-14 012 76 03 16 -19.2 -21.9 29.40 9 11 243 317 000 95104105 -15-14-14 014 77 03 17 -19.2 -22.0 29.40 10 11 245 319 000 95105105 -15-14-14 014 78 03 18 -19.5 -22.2 29.41 11 13 242 315 000 95103105 -16-14-14 018 79 03 19 -19.5 -22.2 29.42 12 13 242 316 000 95102104 -16-15-14 015 80 03 20 -19.9 -22.7 29.43 13 15 242 316 000 95102104 -17-15-15 016 81 03 21 -20.8 -23.7 29.44 13 16 242 316 000 95102104 -17-15-15 012 82 03 22 -22.8 -25.6 29.46 12 15 240 314 000 97103105 -17-15-15 004 83 03 23 -24.0 -26.5 29.46 11 13 245 319 000 102109106 -17-15-16 003 84 04 00 -24.4 -26.4 29.47 8 11 231 305 000 108111110 -17-16-16 002 85 04 01 -25.0 -26.4 29.48 7 8 240 314 000 118110114 -17-16-16 001 86 04 02 -24.5 -25.9 29.49 5 5 228 302 000 117110112 -17-16-16 001 87 04 03 -23.6 -26.1 29.51 6 6 238 311 -002 102117109 -18-17-17 000 88 04 04 -22.6 -24.1 29.52 3 3 231 305 000 98118102 -18-17-17 000 89 04 05 -21.3 -23.1 29.53 1 10 159 233 000 98118 95 -19-17-17 000 90 04 06 -21.3 -23.2 29.55 3 9 81 155 000 105112 87 -19-17-17 000 91 04 07 -21.1 -23.4 29.58 1 6 87 161 -001 101113 79 -20-18-17 000 92 04 08 -20.3 -23.0 29.60 1 7 69 143 -004 97108 73 -20-18-17 000 93 04 09 -20.8 -23.7 29.62 2 2 278 352 -003 95111 75 -20-19-18 000 94 04 10 -21.6 -24.4 29.64 4 4 242 316 000 95110 79 -20-20-18 001 95 04 11 -22.0 -24.6 29.66 4 9 99 173 000 96 84 85 -19-17-18 002 96 04 12 -23.6 -25.4 29.69 4 4 276 350 002 106104 91 -19-18-18 002 97 04 13 -24.9 -24.9 29.70 4 4 230 304 003 112107 89 -19-18-18 002 98 04 14 -25.2 -25.2 29.72 2 2 235 309 003 125108103 -19-18-18 001 99 04 15 -26.2 -26.2 29.74 4 4 223 297 003 127106109 -19-18-18 000 100 04 16 -25.7 -25.7 29.75 2 4 188 262 003 126101106 -19-17-18 000 101 04 17 -24.6 -27.1 29.77 3 7 161 235 000 105 87107 -17-17-18 000 102 04 18 -21.5 -27.1 29.77 9 18 120 194 001 72 72102 -17-17-18 000 103 04 19 -21.5 -28.3 29.79 9 20 123 197 000 61 63 95 -17-17-18 000 104 04 20 -22.3 -26.7 29.81 7 16 135 209 000 63 53 79 -17-17-18 000 105 04 21 -20.6 -27.1 29.82 10 20 130 204 000 56 45 69 -17-17-18 000 106 04 22 -20.7 -28.2 29.83 10 20 130 204 -001 55 37 59 -17-16-17 000 107 04 23 -22.5 -27.1 29.84 5 13 145 219 002 62 37 59 -16-16-16 000 108 05 00 -24.2 -28.5 29.85 4 7 184 258 002 76 36 57 -16-16-16 000 109 05 01 -24.6 -28.5 29.85 5 6 205 279 001 81 34 56 -16-16-16 000 110 05 02 -25.2 -28.6 29.86 5 6 217 290 000 91 33 49 -16-16-16 000 111 05 03 -24.2 -28.4 29.85 5 7 208 282 000 81 33 42 -15-15-16 000 112 05 04 -23.7 -27.8 29.85 4 6 209 283 002 81 34 39 -15-15-15 000 113 05 05 -21.7 -26.4 29.86 4 6 190 264 000 74 33 37 -15-15-15 000 114 05 06 -20.7 -25.2 29.86 4 5 199 273 002 73 33 36 -15-14-14 000 115 05 07 -19.5 -24.6 29.86 3 6 169 243 000 68 32 33 -14-14-14 000 116 05 08 -19.7 -24.7 29.86 3 5 194 268 000 70 33 30 -14-14-13 000 117 05 09 -20.8 -25.4 29.86 4 5 217 291 000 74 33 23 -13-13-13 000 118 05 10 -21.8 -25.9 29.86 5 6 224 298 001 80 33 21 -13-13-13 000 119 05 11 -21.3 -25.6 29.85 3 5 206 280 001 76 30 19 -13-13-12 000 120 05 12 -21.3 -25.4 29.84 4 5 218 291 000 78 29 17 -13-12-12 000 * 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.