NWS Watch, Warning, Advisory or Statement is in effect for Boone County, KY. View Alert
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SPC Day 1 Categorical Outlook
Severe Thunderstorm Risk Categories
| Category | Definition | Possible Impacts |
|---|---|---|
| THUNDERSTORMS (no label)(light green) | No severe* thunderstorms expected. Lightning/flooding threats exist with all thunderstorms. | Winds to 40 mph. Small hail. |
| 1 - MARGINAL (MRGL)(dark green) | Isolated severe thunderstorms possible. Limited in duration and/or coverage and/or intensity. | Winds 40-60 mph. Hail up to 1". Low tornado risk. |
| 2 - SLIGHT (SLGT)(yellow) | Scattered severe storms possible. Short-lived and/or not widespread, isolated intense storms possible. | One or two tornadoes. Reports of strong winds/wind damage. Hail ~1", isolated 2". |
| 3 - ENHANCED (ENH)(orange) | Numerous severe storms possible. More persistent and/or widespread, a few intense. | Several reports of wind damage. A few tornadoes. Damaging hail, 1- 2". |
| 4 - MODERATE (MDT)(red) | Widespread severe storms likely. Long-lived, widespread and intense. | Strong tornadoes. Widespread wind damage. Destructive hail, 2" +. |
| 5 - HIGH (HIGH)(magenta) | Widespread severe storms expected. Long-lived, very widespread and particularly intense. | Tornado outbreak. Derecho. |
|
* NWS defines a severe thunderstorm as measured wind gusts to at least 58 mph, and/or hail to at least
one inch in diameter, and/or a tornado. All thunderstorm categories imply lightning and the potential
for flooding. Categories are also tied to the probability of a severe weather event within 25 miles of your location. This table is adapted from information available on National Weather Service (NWS) Storm Prediction Center's (SPC) website. |
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SPC Day 1 Outlook For Kentucky
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SPC Day 2 Outlook For Kentucky
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SPC Day 3 Categorical Outlook
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| Time: Tue 15-Oct-2024 at 23:17 EDT (Wed 16-Oct-2024 at 03:17 UTC) | Page Modified: 1/25/2020 12:13:06 AM (PID:6) |