Alert archive / Iowa / Severe Thunderstorm Watches in 1998
Severe Thunderstorm Watch 377
The Storm Prediction Center issued this severe thunderstorm watch at May 20, 1998, 1:45 AM CDT for 39 counties in Iowa; 12 counties in Missouri; 16 counties in Nebraska. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- May 20, 1998, 1:45 AM CDT (06:45 UTC)
- Expired
- May 20, 1998, 8:00 AM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 67 counties
Adair County, IA, Adams County, IA, Appanoose County, IA, Audubon County, IA, Boone County, IA, Carroll County, IA, Cass County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Davis County, IA, Decatur County, IA, Fremont County, IA, Greene County, IA, Guthrie County, IA, Harrison County, IA, Jasper County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Mills County, IA, Monona County, IA, Monroe County, IA, Montgomery County, IA, Page County, IA, Polk County, IA, Pottawattamie County, IA, Poweshiek County, IA, Ringgold County, IA, Shelby County, IA, Story County, IA, Tama County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Adair County, MO, Atchison County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Holt County, MO, Mercer County, MO, Nodaway County, MO, Putnam County, MO, Schuyler County, MO, Sullivan County, MO, Worth County, MO, Burt County, NE, Cass County, NE, Cuming County, NE, Dodge County, NE, Douglas County, NE, Gage County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Sarpy County, NE, Saunders County, NE, Thurston County, NE, Washington County, NE
Warnings issued inside it
17 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 1:55 AM CDT | Severe Thunderstorm Warning | OAX | Dodge, Saunders | 60 min |
| May 20, 2:00 AM CDT | Severe Thunderstorm Warning | OAX | Lancaster, Saline | 60 min |
| May 20, 2:30 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Gage, Otoe | 60 min |
| May 20, 2:30 AM CDT | Severe Thunderstorm Warning | OAX | Douglas, Sarpy | 60 min |
| May 20, 2:30 AM CDT | Severe Thunderstorm Warning | OAX | Washington | 60 min |
| May 20, 3:11 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 49 min |
| May 20, 3:20 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 50 min |
| May 20, 3:20 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 50 min |
| May 20, 3:41 AM CDT | Severe Thunderstorm Warning | OAX | Shelby | 64 min |
| May 20, 3:46 AM CDT | Severe Thunderstorm Warning | DMX | Crawford | 49 min |
| May 20, 3:53 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 62 min |
| May 20, 4:06 AM CDT | Severe Thunderstorm Warning | EAX | Atchison | 49 min |
| May 20, 4:08 AM CDT | Severe Thunderstorm Warning | OAX | Nemaha | 32 min |
| May 20, 4:31 AM CDT | Severe Thunderstorm Warning | DMX | Carroll | 49 min |
| May 20, 4:50 AM CDT | Severe Thunderstorm Warning | EAX | Atchison, Nodaway | 45 min |
| May 20, 5:20 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison, Polk, Warren | 60 min |
| May 20, 5:47 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion | 48 min |
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 7:00 PM CDT | Tornado Watch | SPC | Arthur, Blaine, Brown, Cherry, Custer, Grant and 9 more | 5 hr |
| May 19, 10:00 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Antelope, Blaine, Boone, Brown, Buffalo and 41 more | 6 hr |
| May 20, 2:30 PM CDT | Tornado Watch | SPC | Arthur, Banner, Box Butte, Cheyenne, Dawes, Deuel and 6 more | 6 hr |
| May 20, 5:30 PM CDT | Tornado Watch | SPC | Blaine, Brown, Cherry, Grant, Hooker, Logan and 4 more | 7 hr |
Nearby
Severe Thunderstorm Watches in Iowa, 1998Severe Thunderstorm Watches in Nebraska, 1998Severe Thunderstorm Watches in Missouri, 1998Every severe thunderstorm watch in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.