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Reporting Criteria for the Seneca County Skywarn® Net

The severe weather criteria listed here generally conforms to the published National Weather Service guidelines.
It is important to note that in the case of hail, wind or rainfall we will assume that they are estimated unless the word
"measured" is used in the report.

HOW TO REPORT (T E L E system)

- Time of observation & direction of movement
- Effects, such as wall cloud or hail
- Location, such as the closest intersection
- Estimated or measured

WHAT TO REPORT

Tornado or funnel cloud

Wall clouds with rotation

Hail 1/2 inch or larger.
1/4" = pea size
1/2" = dime
3/4" = penny size
1" = quarter size
1 3/4" = golfball size
2 3/4" = baseball size

Any hail accumulations that pose a hazard or could cause flooding.

Sustained wind speeds (15 seconds) greater than 50 MPH.

30 MPH = moving large branches
35 MPH = moving whole trees
40-55 MPH = twigs breaking off trees
55-70 MPH = Small trees uprooted. Slight structural damage
72+ = Major structural damage. Large trees uprooted.

Rain fall greater than 1 inch per hour.

Flooding that poses a hazard and where it doesn't normally occur.