Alert archive / Iowa / Lyon County

Weather alerts in Lyon County, Iowa, 1986

11 weather alerts in 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Lyon County and its neighbors

Each county as a circle sized by its count in 1986. Tap one for its archive.

Alerts
11
Warnings
11
Watches
0
Advisories
0
Busiest month
April4 alerts
Busiest day
April 27, 19864 alerts

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.

IssuedProductOfficeLasted
Apr 26, 6:23 PM CSTSevere Thunderstorm WarningFSD67 min
Apr 26, 6:38 PM CSTTornado WarningFSD37 min
Apr 26, 6:46 PM CSTTornado WarningFSD29 min
Apr 26, 6:55 PM CSTTornado WarningFSD35 min
May 8, 6:07 PM CDTSevere Thunderstorm WarningFSD43 min
Jun 20, 2:41 PM CDTSevere Thunderstorm WarningFSD64 min
Jun 22, 12:17 AM CDTSevere Thunderstorm WarningFSD58 min
Jun 28, 5:03 AM CDTSevere Thunderstorm WarningFSD42 min
Jul 28, 7:03 PM CDTSevere Thunderstorm WarningFSD57 min
Aug 1, 6:46 PM CDTSevere Thunderstorm WarningFSD59 min
Sep 28, 5:42 PM CDTSevere Thunderstorm WarningFSD63 min

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

ProductAlerts
Severe storms
Severe Thunderstorm Warning8
Tornado Warning3

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive1987

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.