National Weather Service United States Department of Commerce

Severe Storms and Heavy Rain Possible Later This Afternoon Into Tonight

A few severe storms with damaging winds and large hail are expected later today from parts of Illinois into lower Michigan. A somewhat longer-duration severe storm threat is expected this afternoon into tonight from the Kansas/Oklahoma border region into southern Missouri, where a couple tornadoes will also be possible.
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Last Update: 906 AM PDT MON SEP 1 2014

View Nearby Observations

Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Santa Barbara Islands

Marine Zone Forecast





  • SynopsisAT 15Z...OR 8 AM PDT...A 1026 MB SURFACE HIGH PRESSURE SYSTEM WAS LOCATED ABOUT 1000 NM W OF PORTLAND AND A 1002 MB THERMAL LOW WAS CENTERED NEAR YUMA. THIS PATTERN WILL RESULT IN MODERATE TO STRONG NW FLOW ACROSS THE OUTER WATERS AND THE NEAR SHORE WATERS NORTH OF POINT CONCEPTION THROUGH AT LEAST LATE TONIGHT. LIGHTER WINDS ARE THEN EXPECTED FOR THE REST OF THE WEEK.
  • Today SE winds 5 to 10 kt...becoming SW 10 to 15 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 1 to 3 ft at 8 seconds and SW 3 ft at 14 seconds. Patchy fog in the morning.
  • Tonight SW winds 10 to 15 kt in the evening...becoming variable 10 kt or less. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 9 seconds and SW 3 ft at 14 seconds. Patchy fog after midnight.
  • Tue Winds variable 10 kt or less...becoming W 10 to 15 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 8 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning.
  • Tue Night W winds 10 to 15 kt in the evening...becoming variable 10 kt or less. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 8 seconds and SW 2 ft at 14 seconds. Patchy fog after midnight.
  • Wed Winds variable 10 kt or less...becoming W 10 to 15 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 ft at 8 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning.
  • Wed Night W winds 10 to 15 kt in the evening...becoming variable 10 kt or less. Wind waves 2 ft or less. SW swell 2 ft at 14 seconds. Patchy fog after midnight.
  • Thu NW winds 5 to 15 kt. Wind waves 2 ft or less. SW swell 2 ft. Patchy fog.
  • Fri W winds 5 to 15 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft and S 3 ft. Patchy fog.



Additional Forecasts and Information

Zone Area Forecast for Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Santa Barbara Islands
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