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CUCURBIT DOWNY MILDEW ipmPIPE

 

Cucurbit Downy Mildew Forecasts - Monday, July 29, 2019

 

*** Epidemic Update - 29 July: First report from MI; new report from NC. CDM has been confirmed in Berrien County, MI; and Chowan County, NC. Please view the Epidemic History for details. ***

*** Epidemic Update - 27 July: New report from NC. CDM has been confirmed in Wayne County, NC. Please view the Epidemic History for details. ***

 

Regional Weather: Eastern U.S.

Transition from drier to wetter. A cold front now in the nation's midsection moves eastward reaching the Appalachian Mountains by Wednesday. After a sunny and dry day Monday for most areas the chance of rain will increase. This happens first in the Northeast on Tuesday and in the mid-Atlantic on Wednesday. Showers are possible in a few locations well ahead of the front. Most of the Southeast stays dry. Highs mostly in the 90s, lows mostly in the 70s.

OUTLOOK:

Overview: Epidemic spread likely southwest MI, possible parts of the East. Transport are going near-source and northeast in most cases. Conditions are favorable today in the Great Lakes in association with the front. Eastern sections have a few events Monday and Tuesday that show slightly favorable to mixed conditions. Those increase on Wednesday as the front nears.

Risk prediction map for Day 1: Monday, July 29

HIGH Risk in southwest MI. Moderate Risk for cucurbits in eastern MA, southeast NH, and southern ME. Low Risk in central MI, east-central AL, and the FL peninsula. Minimal Risk to cucurbits otherwise.

Risk prediction map for Day 2: Tuesday, July 30

Low risk for cucurbits on the FL peninsula, and in east-central AL, NJ, northern DE, far eastern PA, southeast NY, Long Island, and southern New England. Minimal Risk to cucurbits elsewhere.

Risk prediction map for Day 3: Wednesday, July 31

Moderate Risk for cucurbits in central AL, NJ, far southeast PA, Long Island, CT, RI, eastern MA, southern ME. Low risk in the FL peninsula, part of southern AL, central and eastern SC and NC, southeast VA, eastern MD, and DE. Minimal Risk to cucurbits elsewhere.

Forecaster: TK at NCSU for the Cucurbit ipmPIPE - 2019