Alert archive / Arkansas / Mesoscale Discussions
Mesoscale Discussions in Arkansas, 2018
142 mesoscale discussions in 2018. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Mesoscale Discussions
- 142
- Busiest month
- June33 mesoscale discussions
- Busiest day
- May 3, 20186 mesoscale discussions
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 11, 8:43 PM CST | Mesoscale Discussion | SPC | Clay, Craighead, Fulton, Greene, Independence, Izard and 6 more | 6 hr |
| Jan 12, 2:00 AM CST | Mesoscale Discussion | SPC | Crittenden, Desha, Lee, Mississippi, Phillips, St. Francis | 5 hr |
| Jan 12, 3:38 AM CST | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Chicot, Drew, Ouachita and 1 more | 6 hr |
| Jan 21, 1:13 PM CST | Mesoscale Discussion | SPC | Benton, Crawford, Franklin, Hempstead, Howard, Johnson and 12 more | 2 hr |
| Jan 21, 6:25 PM CST | Mesoscale Discussion | SPC | Clark, Crawford, Franklin, Garland, Hempstead, Hot Spring and 15 more | 2 hr |
| Jan 21, 9:35 PM CST | Mesoscale Discussion | SPC | Baxter, Boone, Calhoun, Carroll, Clark, Cleburne and 45 more | 115 min |
| Jan 22, 1:16 AM CST | Mesoscale Discussion | SPC | Ashley, Baxter, Bradley, Calhoun, Clark, Cleburne and 26 more | 119 min |
| Feb 6, 6:08 PM CST | Mesoscale Discussion | SPC | Baxter, Boone, Clay, Cleburne, Conway, Craighead and 23 more | 4 hr |
| Feb 21, 5:01 PM CST | Mesoscale Discussion | SPC | Benton | 5 hr |
| Feb 24, 10:26 AM CST | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Clark, Cleveland, Columbia and 27 more | 64 min |
| Feb 24, 1:39 PM CST | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Clark, Cleveland, Columbia and 31 more | 2 hr |
| Feb 24, 2:58 PM CST | Mesoscale Discussion | SPC | Clay, Craighead, Greene, Mississippi | 62 min |
| Feb 24, 5:29 PM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Chicot, Desha, Drew and 3 more | 91 min |
| Mar 10, 3:11 PM CST | Mesoscale Discussion | SPC | Clark, Cleveland, Conway, Crawford, Dallas, Faulkner and 20 more | 3 hr |
| Mar 10, 5:57 PM CST | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Chicot, Clark, Cleveland and 34 more | 2 hr |
| Mar 10, 8:06 PM CST | Mesoscale Discussion | SPC | Arkansas, Chicot, Clark, Cleveland, Conway, Crawford and 27 more | 114 min |
| Mar 10, 10:08 PM CST | Mesoscale Discussion | SPC | Lafayette, Miller | 2 hr |
| Mar 10, 10:44 PM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Chicot, Desha, Drew, Lincoln | 91 min |
| Mar 19, 4:26 AM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Clark, Conway and 27 more | 2 hr |
| Mar 24, 3:26 PM CDT | Mesoscale Discussion | SPC | Clay, Greene, Mississippi | 64 min |
| Apr 3, 12:57 PM CDT | Mesoscale Discussion | SPC | Baxter, Clark, Clay, Cleburne, Conway, Craighead and 39 more | 2 hr |
| Apr 3, 1:55 PM CDT | Mesoscale Discussion | SPC | Little River | 95 min |
| Apr 3, 3:34 PM CDT | Mesoscale Discussion | SPC | Arkansas, Clark, Clay, Cleburne, Cleveland, Conway and 39 more | 86 min |
| Apr 3, 4:33 PM CDT | Mesoscale Discussion | SPC | Ashley, Chicot, Union | 57 min |
| Apr 6, 6:02 PM CDT | Mesoscale Discussion | SPC | Ashley, Chicot, Columbia, Lafayette, Miller, Union | 58 min |
| Apr 13, 12:39 PM CDT | Mesoscale Discussion | SPC | Benton | 2 hr |
| Apr 13, 12:41 PM CDT | Mesoscale Discussion | SPC | Bradley, Calhoun, Clark, Cleveland, Columbia, Conway and 24 more | 2 hr |
| Apr 13, 3:43 PM CDT | Mesoscale Discussion | SPC | Benton, Washington | 92 min |
| Apr 13, 5:53 PM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Baxter, Boone, Bradley, Calhoun and 63 more | 97 min |
| Apr 13, 6:50 PM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Chicot, Desha, Drew | 115 min |
| Apr 13, 7:06 PM CDT | Mesoscale Discussion | SPC | Howard, Montgomery, Yell | 24 min |
| Apr 13, 8:36 PM CDT | Mesoscale Discussion | SPC | Garland, Howard, Pike | 54 min |
| Apr 13, 8:54 PM CDT | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Clark, Clay, Cleburne and 47 more | 66 min |
| Apr 14, 2:10 AM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Chicot, Desha, Drew and 3 more | 2 hr |
| May 2, 10:20 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Crawford, Franklin and 6 more | 115 min |
| May 3, 2:32 AM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Carroll, Franklin, Fulton, Izard and 6 more | 88 min |
| May 3, 9:02 AM CDT | Mesoscale Discussion | SPC | Crawford, Franklin, Sebastian, Washington | 88 min |
| May 3, 12:35 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Clark, Conway, Crawford, Franklin and 22 more | 85 min |
| May 3, 3:45 PM CDT | Mesoscale Discussion | SPC | Arkansas, Clark, Clay, Cleburne, Cleveland, Craighead and 25 more | 60 min |
| May 3, 4:52 PM CDT | Mesoscale Discussion | SPC | Baxter, Clark, Clay, Cleburne, Cleveland, Conway and 31 more | 53 min |
| May 4, 3:06 AM CDT | Mesoscale Discussion | SPC | Crawford, Franklin, Sebastian | 2 hr |
| May 6, 3:00 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Clay, Cleburne and 25 more | 3 hr |
| May 14, 11:30 PM CDT | Mesoscale Discussion | SPC | Benton | 90 min |
| May 16, 11:21 AM CDT | Mesoscale Discussion | SPC | Benton, Boone, Carroll, Clark, Columbia, Conway and 32 more | 2 hr |
| May 19, 11:56 AM CDT | Mesoscale Discussion | SPC | Clay | 2 hr |
| May 19, 3:35 PM CDT | Mesoscale Discussion | SPC | Clay, Greene, Randolph | 85 min |
| May 19, 6:14 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Greene, Mississippi, Randolph | 61 min |
| May 20, 1:11 AM CDT | Mesoscale Discussion | SPC | Polk, Scott, Sebastian | 2 hr |
| May 20, 11:43 AM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Independence and 11 more | 3 hr |
| May 20, 3:32 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Lee and 4 more | 118 min |
| May 20, 6:25 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll | 95 min |
| May 20, 6:26 PM CDT | Mesoscale Discussion | SPC | Arkansas, Craighead, Crittenden, Cross, Greene, Jackson and 8 more | 64 min |
| May 26, 11:58 AM CDT | Mesoscale Discussion | SPC | Ashley, Chicot | 3 hr |
| May 31, 2:59 AM CDT | Mesoscale Discussion | SPC | Benton, Boone, Carroll, Crawford, Franklin, Johnson and 3 more | 61 min |
| May 31, 12:24 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Clay, Fulton and 4 more | 96 min |
| May 31, 4:42 PM CDT | Mesoscale Discussion | SPC | Clay, Randolph | 2 hr |
| May 31, 5:46 PM CDT | Mesoscale Discussion | SPC | Clay, Cleburne, Craighead, Fulton, Greene, Independence and 8 more | 2 hr |
| May 31, 7:37 PM CDT | Mesoscale Discussion | SPC | Baxter, Clay, Craighead, Fulton, Greene, Independence and 8 more | 113 min |
| May 31, 11:49 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Cleburne, Craighead, Cross, Greene and 12 more | 116 min |
| Jun 2, 1:33 PM CDT | Mesoscale Discussion | SPC | Arkansas, Baxter, Boone, Clark, Clay, Cleburne and 42 more | 117 min |
| Jun 2, 3:42 PM CDT | Mesoscale Discussion | SPC | Arkansas, Baxter, Boone, Clay, Cleburne, Conway and 41 more | 2 hr |
| Jun 2, 6:31 PM CDT | Mesoscale Discussion | SPC | Baxter, Clay, Cleburne, Conway, Craighead, Cross and 33 more | 89 min |
| Jun 2, 9:05 PM CDT | Mesoscale Discussion | SPC | Clay, Cleburne, Conway, Craighead, Crittenden, Cross and 20 more | 55 min |
| Jun 3, 1:32 AM CDT | Mesoscale Discussion | SPC | Phillips | 118 min |
| Jun 3, 3:54 AM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Chicot, Desha, Drew, Lincoln and 1 more | 66 min |
| Jun 20, 6:41 PM CDT | Mesoscale Discussion | SPC | Columbia, Union | 64 min |
| Jun 21, 12:31 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Lee and 3 more | 2 hr |
| Jun 21, 3:56 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Lee and 3 more | 2 hr |
| Jun 21, 8:30 PM CDT | Mesoscale Discussion | SPC | Crittenden, Cross, St. Francis | 2 hr |
| Jun 22, 8:42 AM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Chicot, Columbia, Drew and 2 more | 93 min |
| Jun 22, 3:03 PM CDT | Mesoscale Discussion | SPC | Ashley, Columbia, Union | 87 min |
| Jun 22, 11:09 PM CDT | Mesoscale Discussion | SPC | Crawford, Garland, Hempstead, Howard, Little River, Logan and 7 more | 2 hr |
| Jun 23, 1:01 AM CDT | Mesoscale Discussion | SPC | Crawford, Garland, Hempstead, Howard, Little River, Logan and 7 more | 59 min |
| Jun 23, 4:45 AM CDT | Mesoscale Discussion | SPC | Arkansas, Clark, Cleveland, Dallas, Garland, Grant and 14 more | 90 min |
| Jun 23, 7:17 AM CDT | Mesoscale Discussion | SPC | Arkansas, Lee, Monroe, Phillips, St. Francis, Woodruff | 118 min |
| Jun 23, 4:50 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Lee and 5 more | 115 min |
| Jun 24, 2:33 AM CDT | Mesoscale Discussion | SPC | Cleburne, Crittenden, Cross, Faulkner, Independence, Jackson and 11 more | 87 min |
| Jun 24, 5:11 AM CDT | Mesoscale Discussion | SPC | Crawford, Franklin, Johnson, Logan, Montgomery, Perry and 6 more | 79 min |
| Jun 24, 7:37 AM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 47 more | 113 min |
| Jun 24, 4:18 PM CDT | Mesoscale Discussion | SPC | Garland, Howard, Little River, Logan, Montgomery, Perry and 6 more | 117 min |
| Jun 24, 6:39 PM CDT | Mesoscale Discussion | SPC | Clay, Cleburne, Craighead, Cross, Greene, Independence and 6 more | 2 hr |
| Jun 24, 7:48 PM CDT | Mesoscale Discussion | SPC | Bradley, Calhoun, Clark, Cleveland, Columbia, Dallas and 18 more | 117 min |
| Jun 26, 12:56 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll, Madison, Washington | 64 min |
| Jun 26, 2:46 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll, Washington | 89 min |
| Jun 26, 6:49 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Clay, Cleburne, Conway, Craighead and 20 more | 116 min |
| Jun 26, 7:41 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Independence and 6 more | 2 hr |
| Jun 26, 10:06 PM CDT | Mesoscale Discussion | SPC | Crittenden, Cross | 84 min |
| Jun 27, 1:42 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Greene, Lawrence, Mississippi and 2 more | 93 min |
| Jun 28, 8:39 PM CDT | Mesoscale Discussion | SPC | Crittenden | 96 min |
| Jun 28, 11:00 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Mississippi and 1 more | 90 min |
| Jul 4, 3:02 PM CDT | Mesoscale Discussion | SPC | Chicot, Desha, Phillips | 58 min |
| Jul 16, 2:20 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Cleburne, Conway and 22 more | 2 hr |
| Jul 17, 12:20 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll | 115 min |
| Jul 19, 2:15 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Clay, Cleburne, Craighead, Fulton and 10 more | 2 hr |
| Jul 19, 8:02 PM CDT | Mesoscale Discussion | SPC | Arkansas, Baxter, Clark, Cleburne, Cleveland, Conway and 40 more | 118 min |
| Jul 19, 11:21 PM CDT | Mesoscale Discussion | SPC | Chicot, Desha, Phillips | 114 min |
| Jul 20, 9:25 AM CDT | Mesoscale Discussion | SPC | Arkansas, Cleburne, Crittenden, Cross, Faulkner, Independence and 13 more | 2 hr |
| Jul 20, 12:58 PM CDT | Mesoscale Discussion | SPC | Clay | 62 min |
| Jul 20, 3:46 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Fulton, Izard, Marion, Randolph and 2 more | 59 min |
| Jul 20, 5:54 PM CDT | Mesoscale Discussion | SPC | Crittenden, Lee, Phillips, St. Francis | 3 hr |
| Jul 20, 9:26 PM CDT | Mesoscale Discussion | SPC | Benton | 94 min |
| Jul 20, 10:20 PM CDT | Mesoscale Discussion | SPC | Arkansas, Cleveland, Craighead, Crittenden, Cross, Desha and 14 more | 115 min |
| Jul 21, 1:38 AM CDT | Mesoscale Discussion | SPC | Crittenden, Lee, Mississippi, Phillips | 67 min |
| Jul 21, 3:41 AM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Benton, Bradley, Calhoun, Chicot and 38 more | 2 hr |
| Jul 28, 3:41 PM CDT | Mesoscale Discussion | SPC | Benton, Crawford, Washington | 64 min |
| Jul 29, 1:22 PM CDT | Mesoscale Discussion | SPC | Columbia, Lafayette, Miller, Union | 83 min |
| Jul 30, 9:50 AM CDT | Mesoscale Discussion | SPC | Bradley, Calhoun, Clark, Cleveland, Columbia, Dallas and 9 more | 115 min |
| Jul 30, 12:57 PM CDT | Mesoscale Discussion | SPC | Chicot, Desha | 3 hr |
| Jul 30, 3:47 PM CDT | Mesoscale Discussion | SPC | Benton, Crawford, Franklin, Madison, Sebastian, Washington | 2 hr |
| Aug 6, 3:16 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Independence and 10 more | 2 hr |
| Aug 7, 12:22 PM CDT | Mesoscale Discussion | SPC | Baxter, Clay, Craighead, Fulton, Greene, Izard and 5 more | 113 min |
| Aug 10, 4:56 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll, Washington | 3 hr |
| Aug 16, 5:52 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Fulton, Marion | 83 min |
| Aug 17, 9:23 AM CDT | Mesoscale Discussion | SPC | Cleburne, Conway, Crawford, Faulkner, Franklin, Johnson and 11 more | 97 min |
| Aug 17, 3:39 PM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Chicot, Cleveland, Desha and 4 more | 2 hr |
| Aug 19, 3:45 PM CDT | Mesoscale Discussion | SPC | Benton, Boone, Carroll, Conway, Crawford, Faulkner and 13 more | 3 hr |
| Aug 19, 5:47 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Carroll, Cleburne, Conway, Franklin and 13 more | 118 min |
| Aug 20, 11:46 AM CDT | Mesoscale Discussion | SPC | Arkansas, Clay, Craighead, Crittenden, Cross, Greene and 16 more | 119 min |
| Aug 20, 3:14 PM CDT | Mesoscale Discussion | SPC | Ashley, Chicot | 3 hr |
| Aug 20, 4:00 PM CDT | Mesoscale Discussion | SPC | Clay, Cleburne, Craighead, Crittenden, Cross, Greene and 16 more | 2 hr |
| Aug 20, 5:57 PM CDT | Mesoscale Discussion | SPC | Ashley, Chicot | 63 min |
| Aug 29, 2:22 PM CDT | Mesoscale Discussion | SPC | Clay, Cleburne, Conway, Craighead, Crawford, Crittenden and 34 more | 2 hr |
| Aug 30, 8:20 AM CDT | Mesoscale Discussion | SPC | Benton, Carroll | 115 min |
| Oct 7, 12:28 PM CDT | Mesoscale Discussion | SPC | Benton, Crawford, Sebastian, Washington | 3 hr |
| Oct 9, 11:31 AM CDT | Mesoscale Discussion | SPC | Benton, Crawford, Madison, Washington | 89 min |
| Oct 9, 6:22 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Calhoun, Clark, Cleburne, Cleveland and 26 more | 83 min |
| Oct 31, 3:55 PM CDT | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Clark, Cleveland, Cross and 18 more | 95 min |
| Oct 31, 6:14 PM CDT | Mesoscale Discussion | SPC | Columbia, Hempstead, Lafayette, Little River, Miller, Nevada and 1 more | 61 min |
| Oct 31, 11:52 PM CDT | Mesoscale Discussion | SPC | Ashley, Chicot, Columbia, Union | 53 min |
| Nov 1, 1:19 AM CDT | Mesoscale Discussion | SPC | Chicot | 116 min |
| Nov 1, 1:41 AM CDT | Mesoscale Discussion | SPC | Crittenden, Lee, Mississippi, St. Francis | 3 hr |
| Nov 5, 3:38 PM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Chicot, Crittenden, Desha and 5 more | 2 hr |
| Nov 30, 3:34 PM CST | Mesoscale Discussion | SPC | Bradley, Calhoun, Clark, Cleburne, Cleveland, Columbia and 37 more | 116 min |
| Nov 30, 6:17 PM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Calhoun, Clark, Cleburne and 47 more | 58 min |
| Nov 30, 9:02 PM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Calhoun, Clark, Cleburne and 50 more | 58 min |
| Nov 30, 11:20 PM CST | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Bradley, Calhoun, Carroll and 41 more | 85 min |
| Dec 1, 12:58 AM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Baxter, Boone, Bradley, Calhoun and 58 more | 2 hr |
| Dec 1, 3:25 AM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Chicot, Clay, Cleveland and 17 more | 2 hr |
| Dec 8, 5:06 AM CST | Mesoscale Discussion | SPC | Baxter, Boone, Cleburne, Craighead, Crawford, Franklin and 17 more | 5 hr |
| Dec 8, 9:43 PM CST | Mesoscale Discussion | SPC | Clay, Craighead, Cross, Greene, Independence, Jackson and 4 more | 4 hr |
| Dec 14, 3:22 AM CST | Mesoscale Discussion | SPC | Columbia, Union | 113 min |
| Dec 27, 1:39 AM CST | Mesoscale Discussion | SPC | Calhoun, Columbia, Hempstead, Lafayette, Nevada, Ouachita and 1 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clay County42
- Greene County41
- Craighead County40
- Poinsett County39
- Yell County39
- Independence County38
- Mississippi County38
- Garland County38
- Perry County38
- Pulaski County38
- Cross County38
- White County37
- Jackson County36
- Cleburne County36
- Conway County36
- Faulkner County36
- Montgomery County35
- Lonoke County35
- Lawrence County34
- Crittenden County34
- St. Francis County34
- Pope County34
- Saline County34
- Searcy County34
- Woodruff County34
- Randolph County33
- Sharp County33
- Phillips County33
- Johnson County33
- Pike County33
- Hot Spring County33
- Van Buren County33
- Prairie County33
- Lee County32
- Logan County32
- Clark County32
- Grant County32
- Jefferson County32
- Stone County32
- Crawford County31
35 more counties
- Franklin County31
- Izard County30
- Newton County30
- Monroe County30
- Cleveland County29
- Marion County29
- Fulton County28
- Howard County28
- Sebastian County28
- Baxter County28
- Dallas County28
- Union County27
- Benton County27
- Polk County27
- Washington County27
- Arkansas County27
- Bradley County26
- Chicot County26
- Scott County25
- Boone County25
- Lincoln County25
- Ashley County24
- Calhoun County24
- Ouachita County24
- Hempstead County24
- Columbia County24
- Madison County23
- Little River County22
- Sevier County22
- Miller County21
- Lafayette County21
- Nevada County21
- Desha County20
- Drew County20
- Carroll County20
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.