National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Last Update: 435 PM CHST SUN NOV 23 2014

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Guam Coastal Waters

Marine Zone Forecast




CORRECTED THURSDAY NIGHT TO FRIDAY
  • SynopsisMODERATE TRADE WINDS WILL BECOME FRESH AFTER MID-WEEK. COMBINED SEAS OF 5 TO 7 FEET ARE EXPECTED TO BUILD FURTHER TO BETWEEN 6 AND 8 FEET...ALSO AFTER MID-WEEK. AN UPPER-LEVEL TROUGH AND A TRADE-WIND DISTURBANCE WILL COMBINE TO CREATE SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS AT TIMES TONIGHT.
  • Tonight East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 3 to 5 ft and north 4 ft. Isolated thunderstorms. Scattered evening showers guam and rota waters.
  • Monday And Monday Night East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 3 to 5 ft and north 3 ft.
  • Tuesday And Tuesday Night East wind 15 kt. Wind waves 3 ft. East swell 3 to 5 ft.
  • Wednesday East wind 15 kt. Wind waves 3 ft. East swell 4 to 6 ft.
  • Thursday And Friday Northeast wind 15 to 20 kt. Wind waves 3 to 5 ft. East swell 5 to 7 ft.



Additional Forecasts and Information

Zone Area Forecast for Guam Coastal Waters
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