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 MCGM4 - 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2025-04-22 0000Z | 315 | 8 | 60 | - | 0 | 35 | 57 | - | 0 |
| 2025-04-21 1800Z | 330 | 6 | 55 | - | 0 | 35 | 40 | - | 0 |
| 2025-04-21 1200Z | 68 | 6 | 60 | - | 0 | 33 | 45 | - | 0 |
| 2025-04-21 0600Z | 102 | 4 | 60 | - | 0 | 35 | 45 | - | 0 |
| 2025-04-21 0000Z | 116 | 4 | 60 | - | 0 | 38 | 57 | - | 0 |
| 2025-04-20 1800Z | 82 | 7 | 60 | - | 0 | 38 | 54 | - | 0 |
| 2025-04-20 1200Z | 173 | 6 | 58 | - | 0 | 34 | 52 | - | 0 |
| 2025-04-20 0600Z | 193 | 3 | 60 | - | 0 | 32 | 54 | - | 0 |
| 2025-04-20 0000Z | 9 | 2 | 60 | - | 0 | 34 | 43 | - | 0 |
| 2025-04-19 1800Z | 356 | 6 | 60 | - | 0 | 34 | 51 | - | 0 |
| 2025-04-19 1200Z | 338 | 5 | 60 | - | 0 | 35 | 51 | - | 0 |
| 2025-04-19 0600Z | 326 | 5 | 58 | - | 0 | 36 | 48 | - | 0 |
| 2025-04-19 0000Z | 343 | 5 | 60 | - | 0 | 37 | 57 | - | 0 |
| 2025-04-18 1800Z | 344 | 7 | 60 | - | 0 | 39 | 48 | - | 0 |
| 2025-04-18 1200Z | 204 | 3 | 60 | - | 0 | 46 | 51 | - | 0 |
| 2025-04-18 0600Z | 177 | 9 | 60 | - | 0 | 47 | 52 | - | 0 |
| 2025-04-18 0000Z | 178 | 14 | 60 | - | 0 | 49 | 57 | - | 0 |
| 2025-04-17 1800Z | 173 | 22 | 60 | - | 0 | 48 | 42 | - | 0 |
| 2025-04-17 1200Z | 172 | 12 | 60 | - | 0 | 36 | 45 | - | 0 |
| 2025-04-17 0600Z | 164 | 5 | 60 | - | 0 | 32 | 41 | - | 0 |
| 2025-04-17 0000Z | 97 | 3 | 57 | - | 0 | 32 | 45 | - | 0 |
| 2025-04-16 1800Z | 21 | 3 | 59 | - | 0 | 34 | 60 | - | 0 |
| 2025-04-16 1200Z | 327 | 6 | 59 | - | 0 | 31 | 60 | - | 0 |
| 2025-04-16 0600Z | 321 | 7 | 60 | - | 0 | 30 | 58 | - | 0 |
| 2025-04-16 0000Z | 324 | 8 | 58 | - | 0 | 33 | 60 | - | 0 |
| 2025-04-15 1800Z | 321 | 10 | 60 | - | 0 | 33 | 58 | - | 0 |
| 2025-04-15 1200Z | 327 | 10 | 60 | - | 0 | 30 | 57 | - | 0 |
| 2025-04-15 0600Z | 324 | 9 | 60 | - | 0 | 32 | 57 | - | 0 |
| 2025-04-15 0000Z | 285 | 6 | 60 | - | 0 | 37 | 60 | - | 0 |
| 2025-04-14 1800Z | 260 | 8 | 60 | - | 0 | 45 | 60 | - | 0 |
| 2025-04-14 1200Z | 190 | 4 | 60 | - | 0 | 44 | 60 | - | 0 |
| 2025-04-14 0600Z | 170 | 7 | 58 | - | 0 | 41 | 58 | - | 0 |
| 2025-04-14 0000Z | 166 | 9 | 60 | - | 0 | 46 | 60 | - | 0 |
| 2025-04-13 1800Z | 170 | 14 | 60 | - | 0 | 50 | 54 | - | 0 |
| 2025-04-13 1200Z | 155 | 9 | 60 | - | 0 | 42 | 56 | - | 0 |
| 2025-04-13 0600Z | 198 | 7 | 60 | - | 0 | 46 | 58 | - | 0 |
| 2025-04-13 0000Z | 169 | 11 | 60 | - | 0 | 46 | 52 | - | 0 |
| 2025-04-12 1800Z | 187 | 6 | 59 | - | 0 | 52 | 53 | - | 0 |
| 2025-04-12 1200Z | 206 | 5 | 60 | - | 0 | 42 | 60 | - | 0 |
| 2025-04-12 0600Z | 223 | 4 | 60 | - | 0 | 37 | 51 | - | 0 |
| 2025-04-12 0000Z | 189 | 1 | 60 | - | 0 | 34 | 60 | - | 0 |
| 2025-04-11 1800Z | 28 | 2 | 60 | - | 0 | 36 | 52 | - | 0 |
| 2025-04-11 1200Z | 159 | 1 | 57 | - | 0 | 29 | 51 | - | 0 |
| 2025-04-11 0600Z | 270 | 0 | 60 | - | 0 | 30 | 55 | - | 0 |
| 2025-04-11 0000Z | 3 | 1 | 60 | - | 0 | 35 | 57 | - | 0 |
| 2025-04-10 1800Z | 95 | 2 | 57 | - | 0 | 35 | 57 | - | 0 |
| 2025-04-10 1200Z | 132 | 4 | 60 | - | 0 | 33 | 43 | - | 0 |
| 2025-04-10 0600Z | 156 | 4 | 53 | - | 0 | 33 | 33 | - | 0 |
| 2025-04-10 0000Z | 48 | 2 | 60 | - | 0 | 32 | 45 | - | 0 |
| 2025-04-09 1800Z | 89 | 6 | 59 | - | 0 | 31 | 42 | - | 0 |
| 2025-04-09 1200Z | 194 | 3 | 60 | - | 0 | 25 | 48 | - | 0 |
| 2025-04-09 0600Z | 210 | 3 | 60 | - | 0 | 21 | 43 | - | 0 |
| 2025-04-09 0000Z | 69 | 2 | 60 | - | 0 | 24 | 57 | - | 0 |
| 2025-04-08 1800Z | 13 | 6 | 60 | - | 0 | 27 | 51 | - | 0 |
| 2025-04-08 1200Z | 304 | 3 | 60 | - | 0 | 23 | 54 | - | 0 |
| 2025-04-08 0600Z | 314 | 4 | 60 | - | 0 | 23 | 57 | - | 0 |
| 2025-04-08 0000Z | 334 | 9 | 60 | - | 0 | 24 | 51 | - | 0 |
| 2025-04-07 1800Z | 343 | 13 | 60 | - | 0 | 21 | 57 | - | 0 |
| 2025-04-07 1200Z | 357 | 11 | 58 | - | 0 | 25 | 54 | - | 0 |
| 2025-04-07 0600Z | 60 | 7 | 60 | - | 0 | 29 | 57 | - | 0 |
| 2025-04-07 0000Z | 68 | 8 | 60 | - | 0 | 31 | 57 | - | 0 |
| 2025-04-06 1800Z | 80 | 6 | 60 | - | 0 | 32 | 55 | - | 0 |
| 2025-04-06 1200Z | 254 | 2 | 60 | - | 0 | 30 | 55 | - | 0 |
| 2025-04-06 0600Z | 250 | 3 | 60 | - | 0 | 31 | 52 | - | 0 |
| 2025-04-06 0000Z | 285 | 4 | 58 | - | 0 | 35 | 55 | - | 0 |
| 2025-04-05 1800Z | 329 | 7 | 60 | - | 0 | 35 | 55 | - | 0 |
| 2025-04-05 1200Z | 327 | 4 | 60 | - | 0 | 33 | 44 | - | 0 |
| 2025-04-05 0600Z | 155 | 4 | 54 | - | 0 | 35 | 55 | - | 0 |
| 2025-04-05 0000Z | 131 | 2 | 53 | - | 0 | 35 | 37 | - | 0 |
| 2025-04-04 1800Z | 92 | 3 | 60 | - | 0 | 37 | 48 | - | 0 |
| 2025-04-04 1200Z | 168 | 1 | 30 | - | 0 | 37 | 8 | - | 0 |
| 2025-04-03 1800Z | 293 | 6 | 54 | - | 0 | 37 | 42 | - | 0 |
| 2025-04-03 1200Z | 249 | 5 | 60 | - | 0 | 38 | 45 | - | 0 |
| 2025-04-03 0600Z | 158 | 6 | 60 | - | 0 | 35 | 40 | - | 0 |
| 2025-04-03 0000Z | 139 | 8 | 60 | - | 0 | 31 | 51 | - | 0 |
| 2025-04-02 1800Z | 127 | 14 | 60 | - | 0 | 31 | 39 | - | 0 |
| 2025-04-02 1200Z | 143 | 14 | 57 | - | 0 | 28 | 42 | - | 0 |
| 2025-04-02 0600Z | 145 | 13 | 57 | - | 0 | 29 | 39 | - | 0 |
| 2025-04-02 0000Z | 161 | 12 | 60 | - | 0 | 32 | 42 | - | 0 |
| 2025-04-01 1800Z | 190 | 8 | 60 | - | 0 | 34 | 45 | - | 0 |
| 2025-04-01 1200Z | 191 | 6 | 60 | - | 0 | 24 | 42 | - | 0 |
| 2025-04-01 0600Z | 229 | 4 | 60 | - | 0 | 21 | 48 | - | 0 |
| 2025-04-01 0000Z | 332 | 4 | 53 | - | 0 | 27 | 44 | - | 0 |
| 2025-03-31 1800Z | 344 | 11 | 60 | - | 0 | 27 | 48 | - | 0 |
| 2025-03-31 1200Z | 340 | 10 | 57 | - | 0 | 26 | 45 | - | 0 |
| 2025-03-31 0600Z | 355 | 11 | 58 | - | 0 | 27 | 41 | - | 0 |
| 2025-03-31 0000Z | 19 | 5 | 60 | - | 0 | 28 | 43 | - | 0 |
| 2025-03-30 1800Z | 64 | 11 | 60 | - | 0 | 28 | 45 | - | 0 |
| 2025-03-30 1200Z | 64 | 11 | 60 | - | 0 | 28 | 43 | - | 0 |
| 2025-03-30 0600Z | 64 | 6 | 60 | - | 0 | 31 | 38 | - | 0 |
| 2025-03-30 0000Z | 63 | 5 | 60 | - | 0 | 31 | 54 | - | 0 |
| 2025-03-29 1800Z | 66 | 7 | 60 | - | 0 | 29 | 48 | - | 0 |
| 2025-03-29 1200Z | 77 | 12 | 60 | - | 0 | 30 | 43 | - | 0 |
| 2025-03-29 0600Z | 76 | 12 | 60 | - | 0 | 30 | 48 | - | 0 |
| 2025-03-29 0000Z | 71 | 11 | 60 | - | 0 | 31 | 45 | - | 0 |
| 2025-03-28 1800Z | 84 | 8 | 60 | - | 0 | 30 | 42 | - | 0 |
| 2025-03-28 1200Z | 93 | 9 | 60 | - | 0 | 28 | 45 | - | 0 |
| 2025-03-28 0600Z | 154 | 4 | 60 | - | 0 | 28 | 42 | - | 0 |
| 2025-03-28 0000Z | 34 | 1 | 60 | - | 0 | 29 | 45 | - | 0 |
| 2025-03-27 1800Z | 353 | 6 | 42 | - | 0 | 32 | 27 | - | 0 |
| 2025-03-26 1800Z | 105 | 7 | 26 | - | 0 | - | 0 | - | 0 |
| 2025-03-26 1200Z | 234 | 4 | 53 | - | 0 | - | 0 | - | 0 |
| 2025-03-26 0600Z | 266 | 3 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-26 0000Z | 329 | 7 | 57 | - | 0 | - | 0 | - | 0 |
| 2025-03-25 1800Z | 338 | 11 | 60 | - | 0 | 26 | 29 | - | 0 |
| 2025-03-25 1200Z | 309 | 7 | 58 | - | 0 | 25 | 48 | - | 0 |
| 2025-03-25 0600Z | 309 | 6 | 60 | - | 0 | 26 | 45 | - | 0 |
| 2025-03-25 0000Z | 325 | 9 | 60 | - | 0 | 28 | 54 | - | 0 |
| 2025-03-24 1800Z | 331 | 10 | 60 | - | 0 | 29 | 60 | - | 0 |
| 2025-03-24 1200Z | 337 | 4 | 57 | - | 0 | 29 | 58 | - | 0 |
| 2025-03-24 0600Z | 83 | 8 | 58 | - | 0 | 29 | 58 | - | 0 |
| 2025-03-24 0000Z | 146 | 11 | 59 | - | 0 | 32 | 60 | - | 0 |
| 2025-03-23 1800Z | 160 | 17 | 60 | - | 0 | 29 | 57 | - | 0 |
| 2025-03-23 1200Z | 163 | 12 | 53 | - | 0 | 23 | 58 | - | 0 |
| 2025-03-23 0600Z | 170 | 10 | 58 | - | 0 | 17 | 60 | - | 0 |
| 2025-03-23 0000Z | 112 | 4 | 60 | - | 0 | 17 | 60 | - | 0 |
| 2025-03-22 1800Z | 337 | 6 | 60 | - | 0 | 16 | 49 | - | 0 |
| 2025-03-22 1200Z | 316 | 9 | 58 | - | 0 | - | 0 | - | 0 |
| 2025-03-22 0600Z | 339 | 15 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-22 0000Z | 339 | 9 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-21 1800Z | 256 | 3 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-21 1200Z | 213 | 14 | 58 | - | 0 | - | 0 | - | 0 |
| 2025-03-21 0600Z | 221 | 13 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-21 0000Z | 141 | 3 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-20 1800Z | 346 | 12 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-20 1200Z | 343 | 16 | 58 | - | 0 | - | 0 | - | 0 |
| 2025-03-20 0600Z | 339 | 14 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-20 0000Z | 340 | 10 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-19 1800Z | 346 | 11 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-19 1200Z | 351 | 9 | 58 | - | 0 | - | 0 | - | 0 |
| 2025-03-19 0600Z | 341 | 6 | 60 | - | 0 | - | 0 | - | 0 |
| 2025-03-19 0000Z | 345 | 6 | 60 | - | 0 | 32 | 10 | - | 0 |
| 2025-03-18 1800Z | 344 | 7 | 60 | - | 0 | 33 | 57 | - | 0 |
| 2025-03-18 1200Z | 321 | 5 | 60 | - | 0 | 32 | 48 | - | 0 |
| 2025-03-18 0600Z | 185 | 1 | 60 | - | 0 | 35 | 60 | - | 0 |
| 2025-03-18 0000Z | 164 | 14 | 60 | - | 0 | 35 | 58 | - | 0 |
| 2025-03-17 1800Z | 170 | 18 | 60 | - | 0 | 34 | 57 | - | 0 |
| 2025-03-17 1200Z | 196 | 8 | 60 | - | 0 | 26 | 48 | - | 0 |
| 2025-03-17 0600Z | 245 | 3 | 60 | - | 0 | 24 | 52 | - | 0 |
| 2025-03-17 0000Z | 321 | 6 | 58 | - | 0 | 25 | 60 | - | 0 |
| 2025-03-16 1800Z | 333 | 13 | 60 | - | 0 | 23 | 55 | - | 0 |
| 2025-03-16 1200Z | 331 | 12 | 60 | - | 0 | 24 | 48 | - | 0 |
| 2025-03-16 0600Z | 314 | 7 | 60 | - | 0 | 33 | 52 | - | 0 |
| 2025-03-16 0000Z | 237 | 7 | 60 | - | 0 | 49 | 51 | - | 0 |
| 2025-03-15 1800Z | 184 | 12 | 60 | - | 0 | 48 | 54 | - | 0 |
| 2025-03-15 1200Z | 174 | 16 | 60 | - | 0 | 48 | 52 | - | 0 |
| 2025-03-15 0600Z | 181 | 14 | 60 | - | 0 | 47 | 54 | - | 0 |
| 2025-03-15 0000Z | 175 | 14 | 60 | - | 0 | 49 | 51 | - | 0 |
| 2025-03-14 1800Z | 166 | 10 | 60 | - | 0 | 42 | 54 | - | 0 |
| 2025-03-14 1200Z | 175 | 14 | 60 | - | 0 | 40 | 54 | - | 0 |
| 2025-03-14 0600Z | 142 | 9 | 60 | - | 0 | 37 | 60 | - | 0 |
| 2025-03-14 0000Z | 183 | 3 | 59 | - | 0 | 37 | 56 | - | 0 |
| 2025-03-13 1800Z | 110 | 2 | 60 | - | 0 | 38 | 57 | - | 0 |
| 2025-03-13 1200Z | 254 | 4 | 60 | - | 0 | 36 | 52 | - | 0 |
| 2025-03-13 0600Z | 237 | 10 | 60 | - | 0 | 35 | 54 | - | 0 |
| 2025-03-13 0000Z | 170 | 9 | 60 | - | 0 | 36 | 55 | - | 0 |
| 2025-03-12 1800Z | 171 | 10 | 60 | - | 0 | 34 | 54 | - | 0 |
| 2025-03-12 1200Z | 167 | 8 | 60 | - | 0 | 24 | 54 | - | 0 |
| 2025-03-12 0600Z | 170 | 7 | 60 | - | 0 | 20 | 60 | - | 0 |
| 2025-03-12 0000Z | 93 | 2 | 60 | - | 0 | 21 | 51 | - | 0 |
| 2025-03-11 1800Z | 348 | 10 | 57 | - | 0 | 22 | 51 | - | 0 |
| 2025-03-11 1200Z | 342 | 14 | 60 | - | 0 | 24 | 54 | - | 0 |
| 2025-03-11 0600Z | 322 | 9 | 60 | - | 0 | 42 | 60 | - | 0 |
| 2025-03-11 0000Z | 220 | 9 | 60 | - | 0 | 57 | 57 | - | 0 |
| 2025-03-10 1800Z | 216 | 7 | 60 | - | 0 | 53 | 46 | - | 0 |
| 2025-03-10 1200Z | 188 | 3 | 60 | - | 0 | 36 | 52 | - | 0 |
| 2025-03-10 0600Z | 230 | 2 | 60 | - | 0 | 35 | 60 | - | 0 |
| 2025-03-10 0000Z | 302 | 6 | 60 | - | 0 | 50 | 49 | - | 0 |
| 2025-03-09 1800Z | 251 | 7 | 60 | - | 0 | 49 | 44 | - | 0 |
| 2025-03-09 1200Z | 226 | 5 | 60 | - | 0 | 31 | 41 | - | 0 |
| 2025-03-09 0600Z | 251 | 3 | 60 | - | 0 | 30 | 47 | - | 0 |
| 2025-03-09 0000Z | 280 | 3 | 60 | - | 0 | 33 | 50 | - | 0 |
| 2025-03-08 1800Z | 197 | 6 | 60 | - | 0 | 26 | 48 | - | 0 |
| 2025-03-08 1200Z | 236 | 4 | 60 | - | 0 | 14 | 51 | - | 0 |
| 2025-03-08 0600Z | 273 | 4 | 60 | - | 0 | 14 | 57 | - | 0 |
| 2025-03-08 0000Z | 326 | 7 | 30 | - | 0 | 18 | 27 | - | 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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