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Cucurbit Downy Mildew Forecasts - Monday, July 31, 2017

*** Epidemic Update - 31 July: First report from MA; new reports from NY, PA, and AL. CDM has been confirmed in Franklin County, MA; Suffolk, Seneca, and Cattaraugus Counties, NY; Bucks County, PA; and Chilton County, AL. Please view the Epidemic History for details. ***

*** Epidemic Update - 28 July: New reports from AL, PA, and OH. CDM has been confirmed in Elmore County, AL; Union, Lawrence, and Huntingon Counties, PA; Holmes and Delaware Counties, OH. Please view the Epidemic History for details. ***


Regional Weather: Eastern North America

Mostly dry. A broad area of high pressure over eastern North America yields drier and less humid weather for nearly all regions early this week. A few showers are possible in the far South and far North (near some fronts) and in the Plains. Highs in the 80s and 90s, lows mostly in the 60s..



Overview: Epidemic spread likely in FL; unlikely most areas. Unfavorable conditions are dominant during nearly all the transport events on Monday and Tuesday. The lone exceptions are in FL. Transport events tend to move slowly near the sources. 

Risk prediction map for Day 1: Monday, July 31

HIGH Risk for cucurbits in central and southern FL. Low Risk for cucurbits in east-central MI, western NY, southeast NY, and western MA. Minimal Risk to cucurbits otherwise.

Risk prediction map for Day 2: Tuesday, August 1

HIGH Risk for cucurbits on the FL peninsula. Low Risk for cucurbits in western NY, and a large section of central PA. Minimal Risk to cucurbits elsewhere.

Forecaster: TK at NCSU for the Cucurbit ipmPIPE - 2017