Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

For More Weather Information:

San Francisco Bay Area/Monterey, CA Local Forecast Office

4NM E Santa Cruz CA

Marine Point Forecast

[NOTICE]

Thursday
⇑SW 10kt
2ft

Small Craft Advisory
Thursday Night
SW 8kt
2ft

Small Craft Advisory
Juneteenth
SSW 10kt
2ft

Small Craft Advisory
Friday Night
SW 9kt⇓
2ft

Small Craft Advisory
Saturday
⇑WSW 9kt
2ft
Saturday Night
WSW 10kt⇓
2ft
Sunday
⇑W 10kt
2ft
Sunday Night
W 7kt⇓
2ft
Monday
⇑WSW 6kt
2ft

Associated Zone Forecast which includes this point

Last Update: 2:56 am PDT Jun 18, 2026
Forecast Valid: 3am PDT Jun 18, 2026-6pm PDT Jun 24, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM PDT THIS AFTERNOON

Thursday

Variable winds less than 5 kt becoming SW 5 to 10 kt in the morning. Mostly cloudy. Mixed swell...WNW 2 ft at 10 seconds and SSW 2 ft at 17 seconds decreasing to at 14 seconds . Wind waves 1 ft or less.

Thursday Night

SW wind 5 to 8 kt. Cloudy. Mixed swell...WNW 2 ft at 10 seconds and SSW 2 ft at 7 seconds building to at 10 seconds . Wind waves around 1 ft.

Juneteenth

SSW wind 5 to 10 kt. Mostly cloudy. Mixed swell...WNW 1 ft at 10 seconds and SSW 2 ft at 9 seconds. Wind waves 1 to 2 ft.

Friday Night

SW wind 5 to 9 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Mixed swell...NW 1 ft and SSW 2 ft. Wind waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming WSW 5 to 9 kt in the afternoon. Patchy fog between 8am and 11am. Mixed swell...WNW 1 ft and SSW 2 ft. Wind waves 1 ft or less.

Saturday Night

WSW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Patchy fog after 2am. Mixed swell...WNW 2 ft and SSW 1 to 2 ft. Wind waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming W 5 to 10 kt in the afternoon. Patchy fog before 11am. Mixed swell...WNW 2 ft and SSW 1 ft. Wind waves 1 ft or less.

Sunday Night

W wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Patchy fog after 1am. Mixed swell...WNW 3 ft and SSW 1 ft. Wind waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming WSW around 6 kt in the afternoon. Patchy fog before 1pm. Mixed swell...WNW 2 to 3 ft and SW 1 ft. Wind waves 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.