Severe thunderstorms and heavy rain possible today across portions of the central plains and Midwest. Warming trend in the Pacific Northwest.

Numerous showers and thunderstorms are expected this afternoon and evening across the central Plains into portions of the Midwest. Severe thunderstorms are possible, along with heavy rain that may lead to flash flooding in some areas. The Pacific Northwest will see a steady warming trend through the week. Temperatures will rise to 10 to 15 degrees above average by Wednesday and Thursday.
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Hazardous Weather Conditions

Last Update: 1025 PM CDT TUE AUG 23 2016

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19NM SE Grand Isle LA

Marine Zone Forecast

SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE HIGHEST TEN PERCENT OF THE WAVES.

Synopsis: HIGH PRESSURE WILL PREVAIL ACROSS THE COASTAL WATERS THROUGH THE WEEK.

Rest Of Tonight
South winds near 5 knots becoming north after midnight. Seas 1 foot or less dominant period 4 seconds.
Wednesday
East winds 5 to 10 knots. Seas 1 foot or less dominant period 4 seconds. Slight chance of showers and thunderstorms.
Wednesday Night
East winds 10 to 15 knots. Seas 1 to 2 feet dominant period 3 seconds. Slight chance of showers and thunderstorms.
Thursday
East winds 10 to 15 knots. Seas 1 to 2 feet dominant period 4 seconds. Chance of showers and thunderstorms.
Thursday Night
East winds 10 to 15 knots. Seas 2 to 3 feet dominant period 5 seconds. Slight chance of showers and thunderstorms.
Friday
East winds 10 to 15 knots. Seas 2 to 3 feet dominant period 6 seconds. Chance of showers and thunderstorms.
Friday Night
East winds 10 to 15 knots. Seas 2 to 3 feet dominant period 5 seconds. Chance of showers and thunderstorms.
Saturday
East winds 10 to 15 knots. Seas 2 to 3 feet. Chance of showers and thunderstorms.
Saturday Night
East winds 10 to 15 knots. Seas 1 to 2 feet. Slight chance of showers and thunderstorms.
Sunday
East winds 10 to 15 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Sunday Night
East winds 10 to 15 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 1025 PM CDT TUE AUG 23 2016
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