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 APNM4 - 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 | 268 | 19 | 35 | - | 0 | 45 | 35 | - | 0 |
| 2025-04-03 1200Z | 252 | 13 | 36 | - | 0 | 46 | 36 | - | 0 |
| 2025-04-03 0600Z | 143 | 10 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-04-03 0000Z | 126 | 20 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-04-02 1800Z | 112 | 23 | 35 | - | 0 | 32 | 35 | - | 0 |
| 2025-04-02 1200Z | 126 | 25 | 36 | - | 0 | 33 | 36 | - | 0 |
| 2025-04-02 0600Z | 116 | 21 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-04-02 0000Z | 127 | 13 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-04-01 1800Z | 116 | 8 | 35 | - | 0 | 28 | 35 | - | 0 |
| 2025-04-01 1200Z | 334 | 4 | 36 | - | 0 | 25 | 36 | - | 0 |
| 2025-04-01 0600Z | 316 | 8 | 34 | - | 0 | 24 | 34 | - | 0 |
| 2025-03-30 0000Z | 70 | 1 | 33 | - | 0 | 31 | 33 | - | 0 |
| 2025-03-29 1800Z | 73 | 2 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-03-29 1200Z | 60 | 3 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-03-29 0600Z | 69 | 10 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-29 0000Z | 80 | 16 | 36 | - | 0 | 33 | 36 | - | 0 |
| 2025-03-28 1800Z | 92 | 16 | 35 | - | 0 | 34 | 35 | - | 0 |
| 2025-03-28 1200Z | 117 | 8 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-03-28 0600Z | 340 | 2 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-28 0000Z | 343 | 8 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-03-27 1800Z | 274 | 15 | 36 | - | 0 | 51 | 36 | - | 0 |
| 2025-03-27 1200Z | 246 | 7 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-03-27 0600Z | 216 | 5 | 35 | - | 0 | 29 | 35 | - | 0 |
| 2025-03-27 0000Z | 172 | 6 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-03-26 1800Z | 321 | 7 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-26 1200Z | 302 | 7 | 36 | - | 0 | 24 | 36 | - | 0 |
| 2025-03-26 0600Z | 311 | 7 | 36 | - | 0 | 26 | 36 | - | 0 |
| 2025-03-26 0000Z | 308 | 11 | 36 | - | 0 | 29 | 36 | - | 0 |
| 2025-03-25 1800Z | 303 | 12 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-25 1200Z | 295 | 11 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-03-25 0600Z | 292 | 11 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-25 0000Z | 291 | 10 | 35 | - | 0 | 32 | 35 | - | 0 |
| 2025-03-24 1800Z | 289 | 10 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-03-24 1200Z | 231 | 14 | 36 | - | 0 | 33 | 36 | - | 0 |
| 2025-03-24 0600Z | 132 | 20 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-24 0000Z | 134 | 22 | 35 | - | 0 | 33 | 35 | - | 0 |
| 2025-03-23 1800Z | 144 | 21 | 36 | - | 0 | 29 | 36 | - | 0 |
| 2025-03-23 1200Z | 154 | 5 | 36 | - | 0 | 21 | 36 | - | 0 |
| 2025-03-23 0600Z | 294 | 4 | 36 | - | 0 | 18 | 36 | - | 0 |
| 2025-03-23 0000Z | 309 | 10 | 35 | - | 0 | 22 | 35 | - | 0 |
| 2025-03-22 1800Z | 322 | 12 | 36 | - | 0 | 23 | 36 | - | 0 |
| 2025-03-22 1200Z | 328 | 14 | 36 | - | 0 | 25 | 36 | - | 0 |
| 2025-03-22 0600Z | 311 | 9 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-22 0000Z | 237 | 11 | 36 | - | 0 | 51 | 36 | - | 0 |
| 2025-03-21 1800Z | 207 | 19 | 35 | - | 0 | 44 | 35 | - | 0 |
| 2025-03-21 1200Z | 202 | 9 | 36 | - | 0 | 29 | 36 | - | 0 |
| 2025-03-21 0600Z | 271 | 3 | 36 | - | 0 | 26 | 36 | - | 0 |
| 2025-03-21 0000Z | 314 | 12 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-20 1800Z | 333 | 15 | 27 | - | 0 | 32 | 27 | - | 0 |
| 2025-03-20 1200Z | 337 | 12 | 36 | - | 0 | 33 | 36 | - | 0 |
| 2025-03-20 0600Z | 353 | 8 | 35 | - | 0 | 35 | 35 | - | 0 |
| 2025-03-20 0000Z | 14 | 8 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-19 1800Z | 29 | 8 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-03-19 1200Z | 26 | 7 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-03-19 0600Z | 37 | 8 | 35 | - | 0 | 38 | 35 | - | 0 |
| 2025-03-19 0000Z | 65 | 6 | 35 | - | 0 | 42 | 35 | - | 0 |
| 2025-03-18 1800Z | 127 | 3 | 31 | - | 0 | 44 | 31 | - | 0 |
| 2025-03-18 1200Z | 167 | 9 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-18 0600Z | 162 | 12 | 32 | - | 0 | 37 | 32 | - | 0 |
| 2025-03-18 0000Z | 149 | 20 | 36 | - | 0 | 33 | 36 | - | 0 |
| 2025-03-17 1800Z | 141 | 17 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-03-17 1200Z | 293 | 4 | 36 | - | 0 | 25 | 36 | - | 0 |
| 2025-03-17 0600Z | 307 | 9 | 36 | - | 0 | 26 | 36 | - | 0 |
| 2025-03-17 0000Z | 303 | 15 | 36 | - | 0 | 26 | 36 | - | 0 |
| 2025-03-16 1800Z | 310 | 15 | 35 | - | 0 | 30 | 35 | - | 0 |
| 2025-03-16 1200Z | 344 | 9 | 36 | - | 0 | 39 | 36 | - | 0 |
| 2025-03-16 0600Z | 354 | 3 | 36 | - | 0 | 53 | 25 | - | 0 |
| 2025-03-16 0000Z | 221 | 18 | 36 | - | 0 | 65 | 30 | - | 0 |
| 2025-03-15 1800Z | 156 | 18 | 36 | - | 0 | 41 | 25 | - | 0 |
| 2025-03-15 1200Z | 137 | 15 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-03-15 0600Z | 142 | 14 | 35 | - | 0 | 41 | 35 | - | 0 |
| 2025-03-15 0000Z | 133 | 14 | 35 | - | 0 | 41 | 35 | - | 0 |
| 2025-03-14 1800Z | 127 | 17 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-14 1200Z | 138 | 9 | 35 | - | 0 | 35 | 35 | - | 0 |
| 2025-03-14 0600Z | 141 | 4 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-14 0000Z | 133 | 7 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-13 1800Z | 143 | 5 | 35 | - | 0 | 36 | 35 | - | 0 |
| 2025-03-13 1200Z | 216 | 2 | 35 | - | 0 | 30 | 35 | - | 0 |
| 2025-03-13 0600Z | 262 | 1 | 36 | - | 0 | 29 | 36 | - | 0 |
| 2025-03-13 0000Z | 145 | 9 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-12 1800Z | 131 | 8 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-12 1200Z | 64 | 3 | 36 | - | 0 | 27 | 36 | - | 0 |
| 2025-03-12 0600Z | 5 | 3 | 36 | - | 0 | 24 | 36 | - | 0 |
| 2025-03-12 0000Z | 350 | 7 | 36 | - | 0 | 29 | 36 | - | 0 |
| 2025-03-11 1800Z | 325 | 14 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-11 1200Z | 311 | 13 | 36 | - | 0 | 40 | 36 | - | 0 |
| 2025-03-11 0600Z | 239 | 12 | 35 | - | 0 | 51 | 35 | - | 0 |
| 2025-03-11 0000Z | 167 | 4 | 36 | - | 0 | 42 | 36 | - | 0 |
| 2025-03-10 1800Z | 132 | 5 | 36 | - | 0 | 37 | 36 | - | 0 |
| 2025-03-10 1200Z | 326 | 0 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-03-10 0600Z | 293 | 4 | 36 | - | 0 | 41 | 36 | - | 0 |
| 2025-03-10 0000Z | 264 | 11 | 36 | - | 0 | 50 | 36 | - | 0 |
| 2025-03-09 1800Z | 253 | 12 | 36 | - | 0 | 47 | 36 | - | 0 |
| 2025-03-09 1200Z | 268 | 6 | 36 | - | 0 | 32 | 36 | - | 0 |
| 2025-03-09 0600Z | 271 | 5 | 32 | - | 0 | 32 | 32 | - | 0 |
| 2025-03-09 0000Z | 249 | 8 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-08 1800Z | 268 | 8 | 36 | - | 0 | 30 | 36 | - | 0 |
| 2025-03-08 1200Z | 302 | 8 | 36 | - | 0 | 19 | 36 | - | 0 |
| 2025-03-08 0600Z | 307 | 11 | 36 | - | 0 | 20 | 36 | - | 0 |
| 2025-03-08 0000Z | 321 | 11 | 36 | - | 0 | 31 | 36 | - | 0 |
| 2025-03-07 1800Z | 274 | 12 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-07 1200Z | 283 | 8 | 36 | - | 0 | 26 | 36 | - | 0 |
| 2025-03-07 0600Z | 288 | 10 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-03-07 0000Z | 289 | 13 | 35 | - | 0 | 29 | 35 | - | 0 |
| 2025-03-06 1800Z | 306 | 19 | 35 | - | 0 | 25 | 35 | - | 0 |
| 2025-03-06 1200Z | 309 | 20 | 36 | - | 0 | 18 | 36 | - | 0 |
| 2025-03-06 0600Z | 313 | 14 | 36 | - | 0 | 28 | 36 | - | 0 |
| 2025-03-06 0000Z | 130 | 1 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-05 1800Z | 136 | 10 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-05 1200Z | 109 | 11 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-05 0600Z | 91 | 7 | 36 | - | 0 | 35 | 36 | - | 0 |
| 2025-03-05 0000Z | 85 | 3 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-04 1800Z | 148 | 5 | 35 | - | 0 | 34 | 35 | - | 0 |
| 2025-03-04 1200Z | 147 | 10 | 35 | - | 0 | 33 | 35 | - | 0 |
| 2025-03-04 0600Z | 186 | 8 | 36 | - | 0 | 34 | 36 | - | 0 |
| 2025-03-04 0000Z | 190 | 10 | 35 | - | 0 | 37 | 35 | - | 0 |
| 2025-03-03 1800Z | 210 | 11 | 36 | - | 0 | 36 | 36 | - | 0 |
| 2025-03-03 1200Z | 239 | 7 | 36 | - | 0 | 25 | 36 | - | 0 |
| 2025-03-03 0600Z | 247 | 4 | 36 | - | 0 | 25 | 36 | - | 0 |
| 2025-03-03 0000Z | 132 | 5 | 34 | - | 0 | 24 | 34 | - | 0 |
| 2025-03-02 1800Z | 305 | 3 | 36 | - | 0 | 23 | 36 | - | 0 |
| 2025-03-02 1200Z | 296 | 5 | 36 | - | 0 | 18 | 36 | - | 0 |
| 2025-03-02 0600Z | 286 | 10 | 36 | - | 0 | 17 | 36 | - | 0 |
| 2025-03-02 0000Z | 308 | 12 | 36 | - | 0 | 16 | 36 | - | 0 |
| 2025-03-01 1800Z | 324 | 15 | 36 | - | 0 | 10 | 36 | - | 0 |
| 2025-03-01 1200Z | 327 | 15 | 36 | - | 0 | 9 | 36 | - | 0 |
| 2025-03-01 0600Z | 322 | 16 | 36 | - | 0 | 17 | 36 | - | 0 |
| 2025-03-01 0000Z | 274 | 12 | 32 | - | 0 | 39 | 32 | - | 0 |
| 2025-02-28 1800Z | 188 | 18 | 31 | - | 0 | 36 | 31 | - | 0 |
| 2025-02-28 1200Z | 169 | 11 | 32 | - | 0 | 27 | 32 | - | 0 |
| 2025-02-28 0600Z | 321 | 8 | 32 | - | 0 | 28 | 32 | - | 0 |
| 2025-02-28 0000Z | 306 | 10 | 33 | - | 0 | 34 | 33 | - | 0 |
| 2025-02-27 1800Z | 302 | 11 | 33 | - | 0 | 39 | 33 | - | 0 |
| 2025-02-27 1200Z | 217 | 2 | 34 | - | 0 | 33 | 34 | - | 0 |
| 2025-02-27 0600Z | 187 | 3 | 35 | - | 0 | 33 | 35 | - | 0 |
| 2025-02-27 0000Z | 149 | 11 | 33 | - | 0 | 34 | 33 | - | 0 |
| 2025-02-26 1800Z | 129 | 8 | 33 | - | 0 | 33 | 33 | - | 0 |
| 2025-02-26 1200Z | 280 | 1 | 34 | - | 0 | 32 | 34 | - | 0 |
| 2025-02-26 0600Z | 318 | 3 | 33 | - | 0 | 33 | 33 | - | 0 |
| 2025-02-26 0000Z | 330 | 5 | 33 | - | 0 | 38 | 33 | - | 0 |
| 2025-02-25 1800Z | 321 | 7 | 32 | - | 0 | 41 | 32 | - | 0 |
| 2025-02-25 1200Z | 307 | 3 | 33 | - | 0 | 37 | 33 | - | 0 |
| 2025-02-25 0600Z | 220 | 1 | 34 | - | 0 | 36 | 34 | - | 0 |
| 2025-02-25 0000Z | 285 | 8 | 35 | - | 0 | 48 | 35 | - | 0 |
| 2025-02-24 1800Z | 262 | 16 | 35 | - | 0 | 49 | 35 | - | 0 |
| 2025-02-24 1200Z | 209 | 15 | 32 | - | 0 | 34 | 32 | - | 0 |
| 2025-02-24 0600Z | 187 | 11 | 33 | - | 0 | 30 | 33 | - | 0 |
| 2025-02-24 0000Z | 170 | 10 | 30 | - | 0 | 32 | 30 | - | 0 |
| 2025-02-23 1800Z | 146 | 5 | 33 | - | 0 | 33 | 33 | - | 0 |
| 2025-02-23 1200Z | 283 | 5 | 32 | - | 0 | 29 | 32 | - | 0 |
| 2025-02-23 0600Z | 277 | 7 | 30 | - | 0 | 27 | 30 | - | 0 |
| 2025-02-23 0000Z | 248 | 5 | 32 | - | 0 | 27 | 32 | - | 0 |
| 2025-02-22 1800Z | 262 | 11 | 36 | - | 0 | 26 | 36 | - | 0 |
| 2025-02-22 1200Z | 247 | 10 | 33 | - | 0 | 23 | 33 | - | 0 |
| 2025-02-22 0600Z | 227 | 8 | 31 | - | 0 | 23 | 31 | - | 0 |
| 2025-02-22 0000Z | 164 | 9 | 34 | - | 0 | 24 | 34 | - | 0 |
| 2025-02-21 1800Z | 295 | 5 | 33 | - | 0 | 24 | 33 | - | 0 |
| 2025-02-21 1200Z | 342 | 6 | 32 | - | 0 | 17 | 32 | - | 0 |
| 2025-02-21 0600Z | 337 | 6 | 32 | - | 0 | 20 | 32 | - | 0 |
| 2025-02-21 0000Z | 321 | 10 | 33 | - | 0 | 20 | 33 | - | 0 |
| 2025-02-20 1800Z | 328 | 10 | 32 | - | 0 | 18 | 32 | - | 0 |
| 2025-02-20 1200Z | 324 | 6 | 35 | - | 0 | 13 | 35 | - | 0 |
| 2025-02-20 0600Z | 302 | 7 | 33 | - | 0 | 10 | 33 | - | 0 |
| 2025-02-20 0000Z | 328 | 5 | 34 | - | 0 | 13 | 34 | - | 0 |
| 2025-02-19 1800Z | 323 | 6 | 34 | - | 0 | 14 | 34 | - | 0 |
| 2025-02-19 1200Z | 320 | 5 | 32 | - | 0 | 12 | 32 | - | 0 |
| 2025-02-19 0600Z | 283 | 8 | 34 | - | 0 | 12 | 34 | - | 0 |
| 2025-02-19 0000Z | 285 | 11 | 32 | - | 0 | 15 | 32 | - | 0 |
| 2025-02-18 1800Z | 301 | 17 | 35 | - | 0 | 16 | 35 | - | 0 |
| 2025-02-18 1200Z | 280 | 10 | 30 | - | 0 | 6 | 30 | - | 0 |
| 2025-02-18 0600Z | 289 | 10 | 33 | - | 0 | 6 | 33 | - | 0 |
| 2025-02-18 0000Z | 285 | 11 | 33 | - | 0 | 10 | 33 | - | 0 |
| 2025-02-17 1800Z | 289 | 14 | 34 | - | 0 | 13 | 34 | - | 0 |
| 2025-02-17 1200Z | 295 | 7 | 32 | - | 0 | 7 | 32 | - | 0 |
| 2025-02-17 0600Z | 304 | 8 | 33 | - | 0 | 12 | 33 | - | 0 |
| 2025-02-17 0000Z | 333 | 10 | 17 | - | 0 | 16 | 17 | - | 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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