Dangerous, long-lasting heat is expected across portions of the Central and Southeast U.S. Showers and thunderstorms, some severe, may produce heavy rain and localized areas of flash flooding across parts of the Ohio/Tennessee Valleys into the Appalachians. Severe thunderstorms are possible across parts of the northern Great Plains. Fire weather conditions possible in the Great Basin. Read More >
Boise, ID
Weather Forecast Office
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. |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Boise, ID
National Interagency Fire Center
3833 S. Development Ave., Bldg 3807
Boise, ID 83705-5354
(208) 334-9860
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