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 LONF1 - 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2025-04-03 1800Z | 114 | 19 | 35 | - | 0 | 80 | 36 | - | 0 |
| 2025-04-03 1200Z | 120 | 19 | 36 | - | 0 | 79 | 36 | - | 0 |
| 2025-04-03 0600Z | 118 | 20 | 35 | - | 0 | 80 | 36 | - | 0 |
| 2025-04-03 0000Z | 109 | 19 | 35 | - | 0 | 80 | 35 | - | 0 |
| 2025-04-02 1800Z | 108 | 17 | 35 | - | 0 | 80 | 35 | - | 0 |
| 2025-04-02 1200Z | 114 | 13 | 35 | - | 0 | 79 | 36 | - | 0 |
| 2025-04-02 0600Z | 121 | 12 | 34 | - | 0 | 79 | 35 | - | 0 |
| 2025-04-02 0000Z | 110 | 10 | 36 | - | 0 | 80 | 36 | - | 0 |
| 2025-04-01 1800Z | 118 | 4 | 36 | - | 0 | 80 | 36 | - | 0 |
| 2025-04-01 1200Z | 116 | 1 | 36 | - | 0 | 79 | 36 | - | 0 |
| 2025-04-01 0600Z | 178 | 5 | 36 | - | 0 | 79 | 36 | - | 0 |
| 2025-04-01 0000Z | 180 | 5 | 33 | - | 0 | 79 | 33 | - | 0 |
| 2025-03-31 1800Z | 188 | 6 | 36 | - | 0 | 79 | 36 | - | 0 |
| 2025-03-31 1200Z | 185 | 5 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-31 0600Z | 132 | 6 | 36 | - | 0 | 78 | 36 | - | 0 |
| 2025-03-31 0000Z | 129 | 8 | 35 | - | 0 | 78 | 35 | - | 0 |
| 2025-03-30 1800Z | 138 | 12 | 36 | - | 0 | 78 | 36 | - | 0 |
| 2025-03-30 1200Z | 119 | 12 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-30 0600Z | 124 | 16 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-30 0000Z | 107 | 17 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-29 1800Z | 96 | 19 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-29 1200Z | 104 | 19 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-29 0600Z | 106 | 22 | 35 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-29 0000Z | 90 | 24 | 34 | - | 0 | 76 | 35 | - | 0 |
| 2025-03-28 1800Z | 89 | 21 | 35 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-28 1200Z | 101 | 19 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-28 0600Z | 84 | 19 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-28 0000Z | 74 | 21 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-27 1800Z | 73 | 17 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-27 1200Z | 66 | 13 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-27 0600Z | 28 | 9 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-27 0000Z | 101 | 3 | 34 | - | 0 | 77 | 34 | - | 0 |
| 2025-03-26 1800Z | 29 | 4 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-26 1200Z | 341 | 9 | 35 | - | 0 | 75 | 34 | - | 0 |
| 2025-03-26 0600Z | 17 | 3 | 35 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-26 0000Z | 67 | 8 | 35 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-25 1800Z | 274 | 2 | 34 | - | 0 | 78 | 35 | - | 0 |
| 2025-03-25 1200Z | 204 | 2 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-25 0600Z | 179 | 6 | 35 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-25 0000Z | 130 | 5 | 33 | - | 0 | 77 | 34 | - | 0 |
| 2025-03-24 1800Z | 152 | 7 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-24 1200Z | 155 | 6 | 35 | - | 0 | 75 | 35 | - | 0 |
| 2025-03-24 0600Z | 125 | 9 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-24 0000Z | 80 | 10 | 35 | - | 0 | 75 | 35 | - | 0 |
| 2025-03-23 1800Z | 68 | 10 | 34 | - | 0 | 74 | 35 | - | 0 |
| 2025-03-23 1200Z | 82 | 7 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-23 0600Z | 73 | 3 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-23 0000Z | 105 | 2 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-22 1800Z | 71 | 7 | 34 | - | 0 | 71 | 35 | - | 0 |
| 2025-03-22 1200Z | 26 | 11 | 36 | - | 0 | 67 | 36 | - | 0 |
| 2025-03-22 0600Z | 344 | 6 | 35 | - | 0 | 67 | 35 | - | 0 |
| 2025-03-22 0000Z | 301 | 3 | 35 | - | 0 | 67 | 35 | - | 0 |
| 2025-03-21 1800Z | 352 | 6 | 25 | - | 0 | 65 | 29 | - | 0 |
| 2025-03-21 1200Z | 354 | 18 | 36 | - | 0 | 65 | 36 | - | 0 |
| 2025-03-21 0600Z | 297 | 12 | 36 | - | 0 | 73 | 36 | - | 0 |
| 2025-03-21 0000Z | 251 | 8 | 35 | - | 0 | 75 | 35 | - | 0 |
| 2025-03-20 1800Z | 223 | 5 | 36 | - | 0 | 74 | 36 | - | 0 |
| 2025-03-20 1200Z | 47 | 2 | 29 | - | 0 | 71 | 33 | - | 0 |
| 2025-03-20 0600Z | 96 | 4 | 32 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-20 0000Z | 107 | 7 | 24 | - | 0 | 73 | 32 | - | 0 |
| 2025-03-19 1800Z | 49 | 5 | 30 | - | 0 | 71 | 31 | - | 0 |
| 2025-03-19 1200Z | 19 | 10 | 32 | - | 0 | 67 | 35 | - | 0 |
| 2025-03-19 0600Z | 27 | 9 | 30 | - | 0 | 69 | 31 | - | 0 |
| 2025-03-19 0000Z | 66 | 13 | 29 | - | 0 | 72 | 32 | - | 0 |
| 2025-03-18 1800Z | 38 | 12 | 31 | - | 0 | 68 | 32 | - | 0 |
| 2025-03-18 1200Z | 15 | 20 | 28 | - | 0 | 61 | 32 | - | 0 |
| 2025-03-18 0600Z | 359 | 20 | 31 | - | 0 | 64 | 33 | - | 0 |
| 2025-03-18 0000Z | 321 | 21 | 31 | - | 0 | 70 | 35 | - | 0 |
| 2025-03-17 1800Z | 319 | 20 | 33 | - | 0 | 72 | 34 | - | 0 |
| 2025-03-17 1200Z | 320 | 14 | 29 | - | 0 | 76 | 31 | - | 0 |
| 2025-03-17 0600Z | 171 | 10 | 31 | - | 0 | 78 | 34 | - | 0 |
| 2025-03-17 0000Z | 135 | 8 | 32 | - | 0 | 79 | 35 | - | 0 |
| 2025-03-16 1800Z | 161 | 15 | 28 | - | 0 | 78 | 33 | - | 0 |
| 2025-03-16 1200Z | 156 | 16 | 31 | - | 0 | 78 | 33 | - | 0 |
| 2025-03-16 0600Z | 149 | 19 | 30 | - | 0 | 78 | 33 | - | 0 |
| 2025-03-16 0000Z | 125 | 18 | 30 | - | 0 | 78 | 31 | - | 0 |
| 2025-03-15 1800Z | 142 | 16 | 31 | - | 0 | 77 | 35 | - | 0 |
| 2025-03-15 1200Z | 127 | 11 | 28 | - | 0 | 76 | 31 | - | 0 |
| 2025-03-15 0600Z | 119 | 9 | 35 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-15 0000Z | 131 | 3 | 26 | - | 0 | 76 | 30 | - | 0 |
| 2025-03-14 1800Z | 63 | 5 | 29 | - | 0 | 75 | 34 | - | 0 |
| 2025-03-14 1200Z | 18 | 2 | 28 | - | 0 | 73 | 34 | - | 0 |
| 2025-03-14 0600Z | 283 | 2 | 30 | - | 0 | 75 | 33 | - | 0 |
| 2025-03-14 0000Z | 134 | 7 | 28 | - | 0 | 75 | 29 | - | 0 |
| 2025-03-13 1800Z | 133 | 10 | 32 | - | 0 | 74 | 34 | - | 0 |
| 2025-03-13 1200Z | 87 | 7 | 34 | - | 0 | 72 | 34 | - | 0 |
| 2025-03-13 0600Z | 111 | 7 | 35 | - | 0 | 73 | 36 | - | 0 |
| 2025-03-13 0000Z | 126 | 2 | 36 | - | 0 | 73 | 36 | - | 0 |
| 2025-03-12 1800Z | 354 | 1 | 35 | - | 0 | 69 | 36 | - | 0 |
| 2025-03-12 1200Z | 10 | 9 | 34 | - | 0 | 65 | 35 | - | 0 |
| 2025-03-12 0600Z | 348 | 8 | 34 | - | 0 | 68 | 35 | - | 0 |
| 2025-03-12 0000Z | 311 | 10 | 33 | - | 0 | 70 | 35 | - | 0 |
| 2025-03-11 1800Z | 335 | 8 | 32 | - | 0 | 67 | 34 | - | 0 |
| 2025-03-11 1200Z | 342 | 15 | 36 | - | 0 | 67 | 36 | - | 0 |
| 2025-03-11 0600Z | 307 | 22 | 36 | - | 0 | 70 | 36 | - | 0 |
| 2025-03-11 0000Z | 295 | 22 | 32 | - | 0 | 74 | 34 | - | 0 |
| 2025-03-10 1800Z | 213 | 13 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-10 1200Z | 209 | 10 | 35 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-10 0600Z | 191 | 4 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-10 0000Z | 106 | 1 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-09 1800Z | 206 | 5 | 35 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-09 1200Z | 198 | 7 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-09 0600Z | 178 | 5 | 36 | - | 0 | 74 | 36 | - | 0 |
| 2025-03-09 0000Z | 254 | 1 | 36 | - | 0 | 74 | 36 | - | 0 |
| 2025-03-08 1800Z | 217 | 3 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-08 1200Z | 184 | 5 | 36 | - | 0 | 73 | 36 | - | 0 |
| 2025-03-08 0600Z | 152 | 2 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-08 0000Z | 195 | 0 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-07 1800Z | 127 | 4 | 36 | - | 0 | 68 | 36 | - | 0 |
| 2025-03-07 1200Z | 20 | 13 | 36 | - | 0 | 59 | 36 | - | 0 |
| 2025-03-07 0600Z | 356 | 16 | 36 | - | 0 | 63 | 36 | - | 0 |
| 2025-03-07 0000Z | 320 | 20 | 34 | - | 0 | 66 | 35 | - | 0 |
| 2025-03-06 1800Z | 312 | 17 | 36 | - | 0 | 68 | 36 | - | 0 |
| 2025-03-06 1200Z | 302 | 20 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-06 0600Z | 296 | 14 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-06 0000Z | 251 | 9 | 35 | - | 0 | 77 | 35 | - | 0 |
| 2025-03-05 1800Z | 188 | 11 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-03-05 1200Z | 168 | 14 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-05 0600Z | 144 | 15 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-05 0000Z | 113 | 14 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-03-04 1800Z | 110 | 12 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-03-04 1200Z | 114 | 10 | 35 | - | 0 | 74 | 36 | - | 0 |
| 2025-03-04 0600Z | 95 | 12 | 35 | - | 0 | 74 | 35 | - | 0 |
| 2025-03-04 0000Z | 81 | 12 | 35 | - | 0 | 74 | 35 | - | 0 |
| 2025-03-03 1800Z | 73 | 11 | 36 | - | 0 | 74 | 36 | - | 0 |
| 2025-03-03 1200Z | 17 | 9 | 36 | - | 0 | 68 | 36 | - | 0 |
| 2025-03-03 0600Z | 329 | 13 | 36 | - | 0 | 69 | 36 | - | 0 |
| 2025-03-03 0000Z | 300 | 14 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-03-02 1800Z | 334 | 7 | 36 | - | 0 | 71 | 36 | - | 0 |
| 2025-03-02 1200Z | 349 | 11 | 36 | - | 0 | 68 | 36 | - | 0 |
| 2025-03-02 0600Z | 327 | 7 | 36 | - | 0 | 71 | 36 | - | 0 |
| 2025-03-02 0000Z | 315 | 8 | 35 | - | 0 | 72 | 35 | - | 0 |
| 2025-03-01 1800Z | 329 | 4 | 36 | - | 0 | 71 | 36 | - | 0 |
| 2025-03-01 1200Z | 341 | 5 | 36 | - | 0 | 70 | 36 | - | 0 |
| 2025-03-01 0600Z | 302 | 6 | 36 | - | 0 | 71 | 36 | - | 0 |
| 2025-03-01 0000Z | 303 | 7 | 31 | - | 0 | 71 | 32 | - | 0 |
| 2025-02-28 1800Z | 341 | 5 | 36 | - | 0 | 69 | 36 | - | 0 |
| 2025-02-28 1200Z | 1 | 13 | 36 | - | 0 | 68 | 36 | - | 0 |
| 2025-02-28 0600Z | 328 | 9 | 36 | - | 0 | 72 | 36 | - | 0 |
| 2025-02-28 0000Z | 306 | 5 | 36 | - | 0 | 74 | 36 | - | 0 |
| 2025-02-27 1800Z | 192 | 2 | 36 | - | 0 | 75 | 36 | - | 0 |
| 2025-02-27 1200Z | 11 | 4 | 36 | - | 0 | 71 | 36 | - | 0 |
| 2025-02-27 0600Z | 333 | 6 | 36 | - | 0 | 71 | 36 | - | 0 |
| 2025-02-27 0000Z | 30 | 0 | 35 | - | 0 | 72 | 35 | - | 0 |
| 2025-02-26 1800Z | 11 | 4 | 36 | - | 0 | 69 | 36 | - | 0 |
| 2025-02-26 1200Z | 356 | 11 | 36 | - | 0 | 66 | 36 | - | 0 |
| 2025-02-26 0600Z | 346 | 11 | 36 | - | 0 | 68 | 36 | - | 0 |
| 2025-02-26 0000Z | 309 | 16 | 33 | - | 0 | 69 | 34 | - | 0 |
| 2025-02-25 1800Z | 311 | 14 | 36 | - | 0 | 69 | 36 | - | 0 |
| 2025-02-25 1200Z | 295 | 9 | 35 | - | 0 | 71 | 35 | - | 0 |
| 2025-02-25 0600Z | 204 | 11 | 36 | - | 0 | 74 | 36 | - | 0 |
| 2025-02-25 0000Z | 138 | 15 | 35 | - | 0 | 73 | 35 | - | 0 |
| 2025-02-24 1800Z | 85 | 13 | 36 | - | 0 | 70 | 36 | - | 0 |
| 2025-02-24 1200Z | 107 | 11 | 36 | - | 0 | 73 | 36 | - | 0 |
| 2025-02-24 0600Z | 104 | 11 | 34 | - | 0 | 73 | 35 | - | 0 |
| 2025-02-24 0000Z | 99 | 12 | 35 | - | 0 | 73 | 35 | - | 0 |
| 2025-02-23 1800Z | 67 | 10 | 35 | - | 0 | 72 | 35 | - | 0 |
| 2025-02-23 1200Z | 27 | 11 | 35 | - | 0 | 69 | 36 | - | 0 |
| 2025-02-23 0600Z | 30 | 10 | 35 | - | 0 | 70 | 36 | - | 0 |
| 2025-02-23 0000Z | 61 | 12 | 35 | - | 0 | 72 | 35 | - | 0 |
| 2025-02-22 1800Z | 77 | 16 | 35 | - | 0 | 71 | 35 | - | 0 |
| 2025-02-22 1200Z | 66 | 19 | 36 | - | 0 | 71 | 36 | - | 0 |
| 2025-02-22 0600Z | 59 | 19 | 35 | - | 0 | 71 | 36 | - | 0 |
| 2025-02-22 0000Z | 55 | 19 | 33 | - | 0 | 71 | 34 | - | 0 |
| 2025-02-21 1800Z | 42 | 17 | 34 | - | 0 | 69 | 34 | - | 0 |
| 2025-02-21 1200Z | 19 | 21 | 36 | - | 0 | 64 | 36 | - | 0 |
| 2025-02-21 0600Z | 24 | 19 | 36 | - | 0 | 68 | 36 | - | 0 |
| 2025-02-21 0000Z | 10 | 14 | 34 | - | 0 | 73 | 35 | - | 0 |
| 2025-02-20 1800Z | 339 | 10 | 35 | - | 0 | 74 | 35 | - | 0 |
| 2025-02-20 1200Z | 310 | 7 | 35 | - | 0 | 76 | 35 | - | 0 |
| 2025-02-20 0600Z | 230 | 9 | 34 | - | 0 | 77 | 35 | - | 0 |
| 2025-02-20 0000Z | 254 | 5 | 36 | - | 0 | 78 | 36 | - | 0 |
| 2025-02-19 1800Z | 189 | 8 | 31 | - | 0 | 77 | 34 | - | 0 |
| 2025-02-19 1200Z | 157 | 9 | 33 | - | 0 | 76 | 36 | - | 0 |
| 2025-02-19 0600Z | 117 | 5 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-02-19 0000Z | 187 | 2 | 36 | - | 0 | 77 | 36 | - | 0 |
| 2025-02-18 1800Z | 181 | 4 | 33 | - | 0 | 77 | 34 | - | 0 |
| 2025-02-18 1200Z | 145 | 5 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-02-18 0600Z | 94 | 5 | 34 | - | 0 | 76 | 35 | - | 0 |
| 2025-02-18 0000Z | 79 | 5 | 35 | - | 0 | 76 | 35 | - | 0 |
| 2025-02-17 1800Z | 34 | 7 | 36 | - | 0 | 74 | 36 | - | 0 |
| 2025-02-17 1200Z | 292 | 3 | 35 | - | 0 | 75 | 36 | - | 0 |
| 2025-02-17 0600Z | 288 | 4 | 36 | - | 0 | 76 | 36 | - | 0 |
| 2025-02-17 0000Z | 310 | 0 | 18 | - | 0 | 76 | 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.
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