
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 >
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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