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  • Michigan State University Extension
  • Michigan State University Ag Bio Research
  • Project GREEEN

Northwest Disease Report: Most recent wetting event (Report issued 3/19/2024 0:38 )

Wetting periods start with rainfall (at least 0.01 inch) and continue until the start of at least eight hours without moisture (rainfall, leaf wetness, high relative humidity). Wetting periods are classified as "ongoing" until eight consecutive dry hours have passed. After that, the official end of the wetting period is recorded (the start of the 8 hour dry period).

Station Start of wetting period End of wetting period Duration (Hrs.) Avg temp (F) Rainfall (in.) Apple Scab (leaf) Cherry Leaf Spot Grape Leaf Black Rot Time Period Assessed
Benzonia 3/14 5-6PM 3/15 8-9AM Wet: 10
Span: 16
34.2 0.01 No risk until after green tip No risk until first bract leaves have expanded. No risk until pre-bloom period Most recent period shown: 3/12 11PM - Midnight to 3/19/2024 10-11AM
Charlevoix 3/18 1-2PM 3/18 1-2PM Wet: 1
Span: 1
27.4 0.01 No risk until after green tip No risk until first bract leaves have expanded. No risk until pre-bloom period Most recent period shown: 3/12 11PM - Midnight to 3/19/2024 10-11AM
East Leland No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Eastport 3/18 Noon-1PM 3/18 Noon-1PM Wet: 1
Span: 1
27.4 0.01 No risk until after green tip No risk until first bract leaves have expanded. No risk until pre-bloom period Most recent period shown: 3/12 11PM - Midnight to 3/19/2024 10-11AM
Elk Rapids No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Kewadin No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Northport No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Old Mission No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Onekama Twp / Bear Lake 3/12 4-5PM
Note: this period may have started earlier and disease risk may be higher than indicated. See station report.
3/13 9-10AM Wet: 11
Span: 18
32.1 0.01 No risk until after green tip No risk until first bract leaves have expanded. No risk until pre-bloom period Most recent period shown: 3/12 11PM - Midnight to 3/19/2024 10-11AM
Petoskey No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Petoskey (NCMC) No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Traverse City (NWMHRS) No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024

Williamsburg 20m Tower No wetting events in evaluation period.
See station report.
-- -- -- -- -- -- -- 3/12 to 3/19/2024