
An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. 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 | Wednesday | Wednesday Night | Thursday | ||||||||||||||||||||||||||||||||||||||||||||
| 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 | Wednesday | Wednesday Night | Thursday | ||||||||||||||||||||||||||||||||||||||||||||
| 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 | Wednesday | Wednesday Night | Thursday | ||||||||||||||||||||||||||||||||||||||||||||
| 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 | Wednesday | Wednesday Night | Thursday | ||||||||||||||||||||||||||||||||||||||||||||
| 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 | Wednesday | Wednesday Night | Thursday | ||||||||||||||||||||||||||||||||||||||||||||
| 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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