Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. 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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