NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.
Station GTLM4 - Search and Rescue Data
Average surface winds - six hour block.
| Date (UTC) | Average Wind Dir (True) |
Average Wind Spd (Knots) |
Wind Obs |
Average Seas (Feet) |
Wave Obs |
Air Temp. (Degrees F.) |
Air Temp. Obs |
Water Temp. (Degrees F.) |
Water Temp. Obs |
|---|---|---|---|---|---|---|---|---|---|
| 2025-04-27 0600Z | 267 | 2 | 29 | - | 0 | 36 | 29 | - | 0 |
| 2025-04-27 0000Z | 284 | 4 | 36 | - | 0 | 42 | 36 | - | 0 |
| 2025-04-26 1800Z | 318 | 9 | 36 | - | 0 | 45 | 36 | - | 0 |
| 2025-04-26 1200Z | 356 | 11 | 36 | - | 0 | 38 | 36 | - | 0 |
| 2025-04-26 0600Z | 347 | 14 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-04-26 0000Z | 24 | 15 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-04-25 1800Z | 33 | 17 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-25 1200Z | 55 | 8 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-04-25 0600Z | 47 | 8 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-04-25 0000Z | 50 | 4 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-24 1800Z | 301 | 1 | 36 | - | 0 | 43 | 36 | - | 0 |
| 2025-04-24 1200Z | 258 | 6 | 36 | - | 0 | 42 | 36 | - | 0 |
| 2025-04-24 0600Z | 215 | 6 | 36 | - | 0 | 51 | 36 | - | 0 |
| 2025-04-24 0000Z | 175 | 6 | 36 | - | 0 | 55 | 36 | - | 0 |
| 2025-04-23 1800Z | 197 | 3 | 36 | - | 0 | 55 | 32 | - | 0 |
| 2025-04-23 1200Z | 151 | 6 | 36 | - | 0 | 46 | 36 | - | 0 |
| 2025-04-23 0600Z | 92 | 4 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-04-23 0000Z | 226 | 1 | 36 | - | 0 | 43 | 36 | - | 0 |
| 2025-04-22 1800Z | 283 | 4 | 36 | - | 0 | 45 | 36 | - | 0 |
| 2025-04-22 1200Z | 260 | 12 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-04-22 0600Z | 276 | 19 | 36 | - | 0 | 38 | 36 | - | 0 |
| 2025-04-22 0000Z | 264 | 23 | 42 | - | 0 | 39 | 42 | - | 0 |
| 2025-04-21 1800Z | 226 | 15 | 39 | - | 0 | 48 | 39 | - | 0 |
| 2025-04-21 1200Z | 138 | 5 | 39 | - | 0 | 43 | 39 | - | 0 |
| 2025-04-21 0600Z | 101 | 7 | 42 | - | 0 | 41 | 42 | - | 0 |
| 2025-04-21 0000Z | 95 | 4 | 28 | - | 0 | 43 | 28 | - | 0 |
| 2025-04-20 1800Z | 38 | 8 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-20 1200Z | 109 | 4 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-04-20 0600Z | 40 | 3 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-04-20 0000Z | 305 | 4 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-19 1800Z | 267 | 9 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-19 1200Z | 283 | 10 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-04-19 0600Z | 345 | 7 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-04-19 0000Z | 53 | 3 | 36 | - | 0 | 42 | 36 | - | 0 |
| 2025-04-18 1800Z | 233 | 2 | 36 | - | 0 | 51 | 35 | - | 0 |
| 2025-04-18 1200Z | 192 | 7 | 36 | - | 0 | 49 | 36 | - | 0 |
| 2025-04-18 0600Z | 183 | 7 | 36 | - | 0 | 53 | 36 | - | 0 |
| 2025-04-18 0000Z | 182 | 5 | 36 | - | 0 | 60 | 36 | - | 0 |
| 2025-04-17 1800Z | 155 | 6 | 30 | - | 0 | 59 | 30 | - | 0 |
| 2025-04-17 1200Z | 155 | 5 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-04-17 0600Z | 188 | 3 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-17 0000Z | 247 | 7 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-04-16 1800Z | 281 | 10 | 36 | - | 0 | 40 | 36 | - | 0 |
| 2025-04-16 1200Z | 344 | 16 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-04-16 0600Z | 330 | 19 | 40 | - | 0 | 33 | 40 | - | 0 |
| 2025-04-16 0000Z | 340 | 21 | 42 | - | 0 | 35 | 42 | - | 0 |
| 2025-04-15 1800Z | 322 | 23 | 40 | - | 0 | 36 | 40 | - | 0 |
| 2025-04-15 1200Z | 312 | 22 | 39 | - | 0 | 34 | 40 | - | 0 |
| 2025-04-15 0600Z | 286 | 21 | 41 | - | 0 | 38 | 41 | - | 0 |
| 2025-04-15 0000Z | 253 | 22 | 41 | - | 0 | 44 | 41 | - | 0 |
| 2025-04-14 1800Z | 240 | 25 | 41 | - | 0 | 52 | 41 | - | 0 |
| 2025-04-14 1200Z | 204 | 8 | 36 | - | 0 | 49 | 36 | - | 0 |
| 2025-04-14 0600Z | 170 | 6 | 36 | - | 0 | 49 | 36 | - | 0 |
| 2025-04-14 0000Z | 183 | 5 | 36 | - | 0 | 57 | 36 | - | 0 |
| 2025-04-13 1800Z | 185 | 6 | 36 | - | 0 | 61 | 36 | - | 0 |
| 2025-04-13 1200Z | 170 | 6 | 32 | - | 0 | 46 | 32 | - | 0 |
| 2025-04-13 0600Z | 181 | 4 | 36 | - | 0 | 44 | 36 | - | 0 |
| 2025-04-13 0000Z | 217 | 3 | 36 | - | 0 | 44 | 36 | - | 0 |
| 2025-04-12 1800Z | 255 | 3 | 36 | - | 0 | 49 | 36 | - | 0 |
| 2025-04-12 1200Z | 162 | 3 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-04-12 0600Z | 230 | 2 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-12 0000Z | 245 | 3 | 36 | - | 0 | 38 | 36 | - | 0 |
| 2025-04-11 1800Z | 290 | 3 | 36 | - | 0 | 42 | 36 | - | 0 |
| 2025-04-11 1200Z | 255 | 2 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-04-11 0600Z | 57 | 1 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-11 0000Z | 37 | 4 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-04-10 1800Z | 49 | 6 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-04-10 1200Z | 109 | 2 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-04-10 0600Z | 104 | 3 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-04-10 0000Z | 106 | 3 | 36 | - | 0 | 38 | 36 | - | 0 |
| 2025-04-09 1800Z | 241 | 7 | 36 | - | 0 | 40 | 36 | - | 0 |
| 2025-04-09 1200Z | 180 | 3 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-09 0600Z | 181 | 2 | 36 | - | 0 | 23 | 36 | - | 0 |
| 2025-04-09 0000Z | 322 | 2 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-08 1800Z | 322 | 3 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-04-08 1200Z | 19 | 11 | 36 | - | 0 | 26 | 36 | - | 0 |
| 2025-04-08 0600Z | 360 | 16 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-04-08 0000Z | 351 | 23 | 36 | - | 0 | 27 | 36 | - | 0 |
| 2025-04-07 1800Z | 355 | 24 | 38 | - | 0 | 27 | 38 | - | 0 |
| 2025-04-07 1200Z | 17 | 23 | 40 | - | 0 | 32 | 40 | - | 0 |
| 2025-04-07 0600Z | 221 | 7 | 37 | - | 0 | 39 | 37 | - | 0 |
| 2025-04-07 0000Z | 220 | 7 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-06 1800Z | 258 | 12 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-06 1200Z | 287 | 10 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-04-06 0600Z | 330 | 6 | 36 | - | 0 | 33 | 36 | - | 0 |
| 2025-04-06 0000Z | 319 | 4 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-04-05 1800Z | 315 | 11 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-04-05 1200Z | 237 | 3 | 36 | - | 0 | 38 | 36 | - | 0 |
| 2025-04-05 0600Z | 147 | 2 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-04-05 0000Z | 53 | 4 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-04-04 1800Z | 27 | 5 | 36 | - | 0 | 40 | 36 | - | 0 |
| 2025-04-04 1200Z | 145 | 0 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-04-04 0600Z | 81 | 1 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-04-04 0000Z | 248 | 12 | 37 | - | 0 | 39 | 37 | - | 0 |
| 2025-04-03 1800Z | 244 | 29 | 40 | - | 0 | 42 | 40 | - | 0 |
| 2025-04-03 1200Z | 242 | 28 | 37 | - | 0 | 41 | 37 | - | 0 |
| 2025-04-03 0600Z | 210 | 11 | 38 | - | 0 | 42 | 38 | - | 0 |
| 2025-04-03 0000Z | 149 | 10 | 39 | - | 0 | 38 | 39 | - | 0 |
| 2025-04-02 1800Z | 120 | 9 | 34 | - | 0 | 34 | 34 | - | 0 |
| 2025-04-02 1200Z | 132 | 9 | 35 | - | 0 | 32 | 35 | - | 0 |
| 2025-04-02 0600Z | 126 | 7 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-02 0000Z | 109 | 7 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-04-01 1800Z | 67 | 5 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-04-01 1200Z | 79 | 3 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-01 0600Z | 359 | 12 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-04-01 0000Z | 333 | 19 | 31 | - | 0 | 30 | 31 | - | 0 |
| 2025-03-31 1800Z | 325 | 16 | 38 | - | 0 | 32 | 38 | - | 0 |
| 2025-03-31 1200Z | 3 | 9 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-03-31 0600Z | 33 | 12 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-03-31 0000Z | 62 | 20 | 42 | - | 0 | 33 | 42 | - | 0 |
| 2025-03-30 1800Z | 74 | 12 | 38 | - | 0 | 33 | 38 | - | 0 |
| 2025-03-30 1200Z | 77 | 2 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-30 0600Z | 84 | 1 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-30 0000Z | 74 | 2 | 37 | - | 0 | 32 | 37 | - | 0 |
| 2025-03-29 1800Z | 76 | 3 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-29 1200Z | 69 | 11 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-29 0600Z | 81 | 12 | 40 | - | 0 | 33 | 40 | - | 0 |
| 2025-03-29 0000Z | 74 | 13 | 39 | - | 0 | 36 | 39 | - | 0 |
| 2025-03-28 1800Z | 103 | 5 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-28 1200Z | 110 | 4 | 31 | - | 0 | 35 | 31 | - | 0 |
| 2025-03-28 0600Z | 84 | 5 | 36 | - | 0 | 33 | 36 | - | 0 |
| 2025-03-28 0000Z | 48 | 7 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-03-27 1800Z | 248 | 15 | 36 | - | 0 | 42 | 36 | - | 0 |
| 2025-03-27 1200Z | 237 | 15 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-03-27 0600Z | 194 | 6 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-27 0000Z | 231 | 4 | 31 | - | 0 | 33 | 31 | - | 0 |
| 2025-03-26 1800Z | 289 | 8 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-26 1200Z | 333 | 8 | 36 | - | 0 | 29 | 36 | - | 0 |
| 2025-03-26 0600Z | 358 | 14 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-03-26 0000Z | 351 | 18 | 37 | - | 0 | 29 | 37 | - | 0 |
| 2025-03-25 1800Z | 314 | 15 | 37 | - | 0 | 32 | 37 | - | 0 |
| 2025-03-25 1200Z | 311 | 19 | 37 | - | 0 | 30 | 37 | - | 0 |
| 2025-03-25 0600Z | 303 | 21 | 39 | - | 0 | 31 | 39 | - | 0 |
| 2025-03-25 0000Z | 306 | 22 | 40 | - | 0 | 31 | 40 | - | 0 |
| 2025-03-24 1800Z | 294 | 18 | 38 | - | 0 | 33 | 38 | - | 0 |
| 2025-03-24 1200Z | 309 | 8 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-24 0600Z | 105 | 6 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-24 0000Z | 141 | 7 | 36 | - | 0 | 38 | 36 | - | 0 |
| 2025-03-23 1800Z | 141 | 7 | 31 | - | 0 | 36 | 31 | - | 0 |
| 2025-03-23 1200Z | 149 | 7 | 36 | - | 0 | 23 | 36 | - | 0 |
| 2025-03-23 0600Z | 149 | 2 | 36 | - | 0 | 18 | 36 | - | 0 |
| 2025-03-23 0000Z | 329 | 4 | 36 | - | 0 | 20 | 36 | - | 0 |
| 2025-03-22 1800Z | 335 | 14 | 36 | - | 0 | 22 | 36 | - | 0 |
| 2025-03-22 1200Z | 333 | 22 | 38 | - | 0 | 24 | 38 | - | 0 |
| 2025-03-22 0600Z | 357 | 21 | 39 | - | 0 | 31 | 39 | - | 0 |
| 2025-03-22 0000Z | 241 | 8 | 33 | - | 0 | 39 | 33 | - | 0 |
| 2025-03-21 1800Z | 219 | 11 | 37 | - | 0 | 42 | 37 | - | 0 |
| 2025-03-21 1200Z | 188 | 6 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-03-21 0600Z | 204 | 7 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-03-21 0000Z | 309 | 7 | 36 | - | 0 | 29 | 36 | - | 0 |
| 2025-03-20 1800Z | 339 | 21 | 42 | - | 0 | 32 | 42 | - | 0 |
| 2025-03-20 1200Z | 4 | 27 | 35 | - | 0 | 31 | 35 | - | 0 |
| 2025-03-20 0600Z | 19 | 20 | 29 | - | 0 | 32 | 29 | - | 0 |
| 2025-03-20 0000Z | 38 | 21 | 34 | - | 0 | 33 | 34 | - | 0 |
| 2025-03-19 1800Z | 39 | 18 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-19 1200Z | 47 | 17 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-19 0600Z | 52 | 17 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-19 0000Z | 47 | 11 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-18 1800Z | 297 | 3 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-18 1200Z | 230 | 8 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-18 0600Z | 172 | 6 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-18 0000Z | 171 | 5 | 36 | - | 0 | 40 | 36 | - | 0 |
| 2025-03-17 1800Z | 170 | 7 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-03-17 1200Z | 209 | 2 | 33 | - | 0 | 26 | 33 | - | 0 |
| 2025-03-17 0600Z | 334 | 13 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-03-17 0000Z | 330 | 22 | 43 | - | 0 | 27 | 43 | - | 0 |
| 2025-03-16 1800Z | 338 | 23 | 40 | - | 0 | 27 | 40 | - | 0 |
| 2025-03-16 1200Z | 3 | 20 | 38 | - | 0 | 32 | 38 | - | 0 |
| 2025-03-16 0600Z | 242 | 10 | 36 | - | 0 | 40 | 36 | - | 0 |
| 2025-03-16 0000Z | 236 | 20 | 40 | - | 0 | 51 | 40 | - | 0 |
| 2025-03-15 1800Z | 203 | 9 | 38 | - | 0 | 64 | 38 | - | 0 |
| 2025-03-15 1200Z | 171 | 6 | 36 | - | 0 | 53 | 36 | - | 0 |
| 2025-03-15 0600Z | 173 | 6 | 36 | - | 0 | 57 | 36 | - | 0 |
| 2025-03-15 0000Z | 150 | 5 | 36 | - | 0 | 62 | 36 | - | 0 |
| 2025-03-14 1800Z | 155 | 7 | 36 | - | 0 | 59 | 36 | - | 0 |
| 2025-03-14 1200Z | 156 | 9 | 36 | - | 0 | 44 | 36 | - | 0 |
| 2025-03-14 0600Z | 161 | 6 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-03-14 0000Z | 98 | 2 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-13 1800Z | 278 | 1 | 36 | - | 0 | 43 | 36 | - | 0 |
| 2025-03-13 1200Z | 174 | 4 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-13 0600Z | 175 | 6 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-03-13 0000Z | 143 | 4 | 18 | - | 0 | 34 | 18 | - | 0 |
The six-hour averages are calculated as follows:
- The 0000Z average uses data from 2100Z to 0259Z.
- The 0600Z average uses data from 0300Z to 0859Z.
- The 1200Z average uses data from 0900Z to 1459Z.
- The 1800Z average uses data from 1500Z to 2059Z.
Display all available SAR data (up to 45 days)
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