Regional weather: Thursday, July 12 - Central and Eastern U.S. and Southeastern Canada: A dissipating cold front over much of the region and an upper level disturbance is bringing some scattered showers to th, Tennessee River Valley, Ohio River Valley and the Southeast throughout the weekend. This feature may also cause heavy rainfall in areas of OK and TX and possibly AR and LA. Temperatures are beginning to fall for most areas as the showers and cloudy skies move in. Highs in the low-90's and upper 80's south and 70's and 80's north. Lows in the 70's south and 50's and 60's north.

Trajectory weather: Today, partly cloudy skies with 30-40% chance of showers. Tonight, partly to mostly cloudy with rain likely. Low in the 70's. Tomorrow, partly cloudy with 60% chance of showers. High in the 80's.

Trajectory confidence: High

OUTLOOK: *** Moderate threat Sunday and Monday. Low threat otherwise. ***

Thursday through Monday: Conditions are unfavorable for survivable transport and deposition today. Low Risk to cucurbits Thursday. Friday...The events move north and then curl back into TX. Weakly Moderate Risk to cucurbits in central TX. Low Risk to cucurbits beyond. Saturday's event meanders around the source and the northeastern corner of TX. Weakly Moderate Risk to cucurbits in eastern TX on Saturday. Low Risk otherwise. Sunday's event travels northward. Conditions are mixed for survivable transport and deposition. Moderate Risk to cucurbits in eastern TX. Weakly Moderate Risk to cucurbits in southeastern OK, northwestern LA and western AR. Low Risk to cucurbits otherwise. Monday's event moves north and then northeast. Conditions are mixed to favorable for survivable transport and deposition. Strongly Moderate Risk to cucurbits in eastern TX and southeastern OK. Moderate Risk to cucurbits in western AR and southern MO. Low Risk to cucurbits beyond.