
A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >
| Current Marine Weather Observations* |
| Great Lakes Buoy Observations - GLOS |
| National Data Buoy Center - NDBC |
| Experimental Great Lakes Observation Page |
*Use these links in tandem to see all available marine-related weather observations.
| Tonight | Thursday | Thursday Night | Friday | ||||||||||||||||||||||||||||||||||||||||||||
| 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p |
Sample points represent (from top to bottom): Wind Direction and Speed (kts), Wind Gust (kts), and Wave Height (ft)
| Marine Hazards Legend | ||
| Threat | Sustained Wind Speed or Gusts (kts) | Wave Height (ft) |
| None | < 15 | < 1.5 |
| Kayak Caution | 15-18 knots | 1.5-2.0 ft |
| Limited | 19-23 knots | 2.1-3.9 ft |
| Elevated | 24-33 knots | 4.0-6.9 ft |
| Significant | ≥ 34 knots | ≥ 7.0 ft |
| Tonight | Thursday | Thursday Night | Friday | ||||||||||||||||||||||||||||||||||||||||||||
| 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p |
Sample points represent (from top to bottom): Wind Direction and Speed (kts), Wind Gust (kts), and Wave Height (ft)
| Marine Hazards Legend | ||
| Threat | Sustained Wind Speed or Gusts (kts) | Wave Height (ft) |
| None | < 15 | < 1.5 |
| Kayak Caution | 15-18 knots | 1.5-2.0 ft |
| Limited | 19-23 knots | 2.1-3.9 ft |
| Elevated | 24-33 knots | 4.0-6.9 ft |
| Significant | ≥ 34 knots | ≥ 7.0 ft |
| Tonight | Thursday | Thursday Night | Friday | ||||||||||||||||||||||||||||||||||||||||||||
| 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p |
Sample points represent (from top to bottom): Wind Direction and Speed (kts), Wind Gust (kts), and Wave Height (ft)
| Marine Hazards Legend | ||
| Threat | Sustained Wind Speed or Gusts (kts) | Wave Height (ft) |
| None | < 15 | < 1.5 |
| Kayak Caution | 15-18 knots | 1.5-2.0 ft |
| Limited | 19-23 knots | 2.1-3.9 ft |
| Elevated | 24-33 knots | 4.0-6.9 ft |
| Significant | ≥ 34 knots | ≥ 7.0 ft |
| Tonight | Thursday | Thursday Night | Friday | ||||||||||||||||||||||||||||||||||||||||||||
| 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p |
Sample points represent (from top to bottom): Wind Direction and Speed (kts), Wind Gust (kts), and Wave Height (ft)
| Marine Hazards Legend | ||
| Threat | Sustained Wind Speed or Gusts (kts) | Wave Height (ft) |
| None | < 15 | < 1.5 |
| Kayak Caution | 15-18 knots | 1.5-2.0 ft |
| Limited | 19-23 knots | 2.1-3.9 ft |
| Elevated | 24-33 knots | 4.0-6.9 ft |
| Significant | ≥ 34 knots | ≥ 7.0 ft |
| Tonight | Thursday | Thursday Night | Friday | ||||||||||||||||||||||||||||||||||||||||||||
| 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p |
| Marine Hazards Legend | ||
| Threat | Sustained Wind Speed or Gusts (kts) | Wave Height (ft) |
| None | < 15 | < 1.5 |
| Kayak Caution | 15-18 knots | 1.5-2.0 ft |
| Limited | 19-23 knots | 2.1-3.9 ft |
| Elevated | 24-33 knots | 4.0-6.9 ft |
| Significant | ≥ 34 knots | ≥ 7.0 ft |
Sample points represent (from top to bottom): Wind Direction and Speed (kts), Wind Gust (kts), and Wave Height (ft)
| Marine Hazards Legend | ||
| Threat | Sustained Wind Speed or Gusts (kts) | Wave Height (ft) |
| None | < 15 | < 1.5 |
| Kayak Caution | 15-18 knots | 1.5-2.0 ft |
| Limited | 19-23 knots | 2.1-3.9 ft |
| Elevated | 24-33 knots | 4.0-6.9 ft |
| Significant | ≥ 34 knots | ≥ 7.0 ft |
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