National Weather Service United States Department of Commerce

Severe Weather and Flooding Threats for the Central U.S.; Fire Weather Concerns for the Western U.S.

Severe weather and flooding threats continue for portions of the central U.S., with impactful flash flooding possible from southern Kansas to southwestern Missouri. Extremely Critical fire weather conditions will develop across the Great Basin and Southwest on Friday, with dry and windy conditions through the weekend. Dangerous heat will increase across the southern and central U.S. this weekend. Read More >

Estimating Hail Size

Hail Diameter Size
(Inches)
Description
1/4 Pea Size
1/2 Mothball, peanut, USB Plug
3/4 Penny Size
7/8 Nickel Size
1 Quarter Size
1 1/4 Half Dollar Size
1 1/2 Ping Pong Ball Size
1 3/4 Golf Ball Size
2 Lime or medium sized Hen Egg
2 1/2 Tennis Ball Size
2 3/4 Baseball Size
3 Large Apple
4 Softball
4 1/2 Grapefruit
> 4 1/2 Probably a record sized hailstone for Idaho or Oregon
Freeze it, Measure it, Notify the NWS.