National Weather Service United States Department of Commerce

Flash flooding possible across southern Plains

A wet weather system continues across the southern U.S., with abundant moisture brining heavy rain and a risk of flash flooding to parts of the southern Plains on Wednesday. The heaviest rain will fall across Oklahoma, though flood watches and warnings are in effect eastern Colorado to western Arkansas. The flash flood threat should diminish on Thursday, as the system weakens over Texas.
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Last Update: 746 AM PDT WED JUL 30 2014

View Nearby Observations

Waters from San Mateo point to the Mexican Border Extending 30 to 60 nm out including San Clemente Island

Marine Zone Forecast





  • SynopsisAT 7 AM PDT...A 1015 MB HIGH WAS 60 NM SOUTHWEST OF SAN DIEGO AND A 1006 MB LOW WAS NEAR BLYTHE. WEAK TO MODERATE ONSHORE FLOW WILL CONTINUE THROUGH SUNDAY...ALTHOUGH A WEAK COASTAL EDDY WILL BE POSSIBLE AT TIMES FRIDAY AND SATURDAY. WIND GUSTS MAY REACH 25 KT NEAR SAN CLEMENTE ISLAND DURING THE EVENING HOURS TODAY AND THURSDAY.
  • Rest Of Today Wind NW 10 to 15 kt with gusts to 20 kt. Wind waves 4 ft. Mixed swell W 1 to 2 ft at 8 seconds and S 2 to 3 ft at 9 seconds.
  • Tonight Wind W 10 to 15 kt with gusts to 20 kt. Wind waves 4 ft. Swell W 1 ft at 8 seconds. Swell SW 1 to 2 ft.
  • Thu Wind NW 10 to 15 kt with gusts to 20 kt. Wind waves 4 ft. Mixed swell W 1 ft at 8 seconds and SW 1 to 2 ft at 16 seconds.
  • Thu Night Wind NW 10 to 15 kt...becoming W after midnight. Gusts to 20 kt. Wind waves 4 ft. Mixed swell W 1 to 2 ft at 5 seconds and SW 1 to 2 ft at 15 seconds.
  • Fri Wind variable less than 10 kt. Wind waves 2 ft or less. Mixed swell W 2 ft at 6 seconds and SW 2 ft at 15 seconds.
  • Fri Night Wind W 10 kt...becoming S after midnight. Wind waves 2 ft or less. Mixed swell W 1 to 2 ft and SW 2 ft.
  • Sat Wind W 10 kt. Gusts to 15 kt in the afternoon. Wind waves 2 ft or less...becoming 3 ft in the afternoon. Mixed swell W 1 to 2 ft and SW 2 ft.
  • Sat Night Wind W 10 to 15 kt with gusts to 20 kt in the evening...becoming variable less than 10 kt. Wind waves 3 ft in the evening...becoming 2 ft or less. Mixed swell W 1 to 2 ft and SW 2 ft.
  • Sun Wind NW 10 to 15 kt. Wind waves 2 ft or less...becoming 3 ft in the afternoon. Mixed swell W 1 to 3 ft and SW 1 ft.
  • Sun Night Wind NW 10 to 15 kt. Wind waves 3 ft in the evening...becoming 2 ft or less. Mixed swell W 1 to 3 ft and SW 1 to 2 ft.



Additional Forecasts and Information

Zone Area Forecast for Waters from San Mateo point to the Mexican Border Extending 30 to 60 nm out including San Clemente Island
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