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CUCURBIT DOWNY MILDEW ipmPIPE

 

Cucurbit Downy Mildew Forecasts - Wednesday, August 9, 2017
 

*** Epidemic Update - 9 August: First report from IN. CDM has been confirmed in Starke County, IN. Please view the Epidemic History for details. ***

*** Epidemic Update - 7 August: New reports from VA, NC, and SC. CDM has been confirmed in Chowan County, NC; Montgomery County, VA; and Anderson County, SC. Please view the Epidemic History for details. ***

 

Regional Weather: Eastern North America

Unsettled South; transitional weather North. The weather map shows a stationary front in the South, high pressure over the North, and an east-west (mostly) stationary front in the far northern U.S. / southern Canada. Scattered showers are expected across the South; largely dry weather in the North will give way to showers in some areas on Thursday. Highs in the 80s and 90s, lows in the 50s to 70s.

 

OUTLOOK:

Overview: Epidemic spread likely in the Southeast and southern Appalachians. Transport events tend to move near the known sources (both days) and to the north to northeast (mainly Thursday). The more favorable conditions through midweek lie in the southern half of the U.S., edging to the north with time. 

Risk prediction map for Day 1: Wednesday, August 9

HIGH Risk for cucurbits in northern FL, the FL panhandle, MS, AL, central and southern GA, southern and eastern SC, and coastal NC. Moderate Risk in central and northern FL. Low Risk for cucurbits in deep south and southeast TX, northern SC, interior southeast NC, and western and central NY. Minimal Risk to cucurbits otherwise.

Risk prediction map for Day 2: Thursday, August 10

HIGH Risk for cucurbits in southern FL, the FL panhandle, MS, AL, GA, SC, southern and western NC, far southwest VA, southwest WV, and eastern KY. Moderate Risk in northern WV, southwest PA, central and eastern OH, and northern and central FL. Low Risk for cucurbits in deep south and eastern TX, north-central and northeast NC, southwest VA, and southeast WV. Minimal Risk to cucurbits elsewhere.

Forecaster: TK at NCSU for the Cucurbit ipmPIPE - 2017