Alert archive / Arkansas / Severe Thunderstorm Watches in 2020
Severe Thunderstorm Watch 147
The Storm Prediction Center issued this severe thunderstorm watch at Apr 24, 2020, 8:31 PM CDT for 36 counties in Arkansas; 19 parishes in Louisiana. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 24, 2020, 8:31 PM CDT (01:31 UTC)
- Expired
- Apr 25, 2020, 2:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 55 kt
All 55 counties
Arkansas County, AR, Ashley County, AR, Boone County, AR, Bradley County, AR, Calhoun County, AR, Chicot County, AR, Cleburne County, AR, Cleveland County, AR, Conway County, AR, Dallas County, AR, Desha County, AR, Drew County, AR, Faulkner County, AR, Grant County, AR, Independence County, AR, Jackson County, AR, Jefferson County, AR, Johnson County, AR, Lincoln County, AR, Logan County, AR, Lonoke County, AR, Marion County, AR, Monroe County, AR, Newton County, AR, Ouachita County, AR, Perry County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Saline County, AR, Searcy County, AR, Union County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR, Yell County, AR, Bienville Parish, LA, Caldwell Parish, LA, Claiborne Parish, LA, East Carroll Parish, LA, Franklin Parish, LA, Grant Parish, LA, Jackson Parish, LA, LaSalle Parish, LA, Lincoln Parish, LA, Madison Parish, LA, Morehouse Parish, LA, Natchitoches Parish, LA, Ouachita Parish, LA, Red River Parish, LA, Richland Parish, LA, Tensas Parish, LA, Union Parish, LA, West Carroll Parish, LA, Winn Parish, LA
The radar
The Little Rock radar (KLZK), 52 km from the middle of the area, began a volume at 01:34 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 20%
- One or more EF2 to EF5 tornadoes
- 10%
- Ten or more severe wind reports
- 60%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 50%
- One or more hailstones of 2 inches or more
- 40%
- Six or more combined severe hail and wind reports
- 90%
Warnings issued inside it
25 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 8:37 PM CDT | Severe Thunderstorm Warning | SHV | Columbia, Union | 53 min |
| Apr 24, 8:43 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Bossier, Caddo, Webster | 47 min |
| Apr 24, 8:57 PM CDT | Severe Thunderstorm Warning | LZK | Johnson, Logan, Newton | 51 min |
| Apr 24, 9:05 PM CDT | Severe Thunderstorm Warning | LZK | Garland, Montgomery, Pike, Polk, Yell | 40 min |
| Apr 24, 9:17 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Bossier, Caddo, De Soto, Natchitoches, Red River and 1 more | 43 min |
| Apr 24, 9:23 PM CDT | Severe Thunderstorm Warning | LZK | Logan, Montgomery, Polk, Scott, Yell | 38 min |
| Apr 24, 9:24 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Bossier, Claiborne, Lincoln, Red River, Webster | 51 min |
| Apr 24, 9:30 PM CDT | Severe Thunderstorm Warning | LZK | Johnson, Logan, Pope, Yell | 35 min |
| Apr 24, 9:36 PM CDT | Severe Thunderstorm Warning | LZK | Johnson, Pope | 24 min |
| Apr 24, 9:43 PM CDT | Severe Thunderstorm Warning | LZK | Garland, Montgomery, Perry, Yell | 47 min |
| Apr 24, 9:47 PM CDT | Severe Thunderstorm Warning | LZK | Logan, Perry, Pope, Scott, Yell | 43 min |
| Apr 24, 9:52 PM CDT | Tornado Warning | LZK | Johnson, Pope | 23 min |
| Apr 24, 9:53 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, De Soto, Grant, Jackson, Natchitoches, Red River and 2 more | 52 min |
| Apr 24, 9:56 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Johnson, Pope, Van Buren | 35 min |
| Apr 24, 9:57 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Claiborne, Lincoln, Webster | 63 min |
| Apr 24, 10:15 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Perry, Pope, Yell | 45 min |
| Apr 24, 10:19 PM CDT | Severe Thunderstorm Warning | LZK | Garland, Perry, Pulaski, Saline, Yell | 41 min |
| Apr 24, 10:29 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Faulkner, Van Buren | 31 min |
| Apr 24, 10:37 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Conway, Faulkner, Lonoke, Perry, Pulaski and 3 more | 68 min |
| Apr 24, 10:42 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Grant, Jackson, Winn | 63 min |
| Apr 24, 10:54 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Stone, Van Buren | 20 min |
| Apr 24, 11:05 PM CDT | Severe Thunderstorm Warning | LZK | Lonoke, Pulaski, Saline | 40 min |
| Apr 24, 11:24 PM CDT | Severe Thunderstorm Warning | SHV | Caldwell, Jackson, LaSalle, Winn | 28 min |
| Apr 25, 12:01 AM CDT | Severe Thunderstorm Warning | JAN | Franklin, Tensas | 15 min |
| Apr 25, 1:42 AM CDT | Severe Thunderstorm Warning | LZK | Bradley, Desha, Drew, Lincoln | 48 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 7:19 PM CDT | Mesoscale Discussion | SPC | Clark, Columbia, Hempstead, Howard, Lafayette, Little River and 6 more | 101 min |
| Apr 24, 9:26 PM CDT | Mesoscale Discussion | SPC | Columbia, Lafayette, Miller | 94 min |
| Apr 24, 10:17 PM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Baxter, Bradley, Calhoun, Chicot and 29 more | 118 min |
| Apr 24, 7:43 PM CDT | Mesoscale Discussion | SPC | Bienville, Caldwell, Claiborne, Grant, Jackson, Lincoln and 6 more | 62 min |
Nearby
Severe Thunderstorm Watches in Arkansas, 2020Severe Thunderstorm Watches in Louisiana, 2020Every severe thunderstorm watch in 2020
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.