3 alerts are in effect for Union County as of 2:42 PM PDT.
Open the live map on Union County Get a message when a warning reaches your address
The map shows radar, every warning shape, and the path and arrival time of each storm cell headed toward the center of Union County. Tap your own street on it for times that apply to you.
RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE OR694
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Special Weather Statement issued October 16 at 12:54PM PDT by NWS Pendleton OR
Special Weather Statement issued October 16 at 9:44AM PDT by NWS Pendleton OR
No tornado warning has included Union County in the last 12 months.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Aug 16, 2026 | 3:43 PM PDT | Severe thunderstorm warning | PDT | text |
| Aug 15, 2026 | 5:47 PM PDT | Severe thunderstorm warning | PDT | text |
| Aug 15, 2026 | 4:25 PM PDT | Severe thunderstorm warning | PDT | text |
| Aug 14, 2026 | 1:38 PM PDT | Severe thunderstorm warning | PDT | text |
| May 28, 2026 | 4:58 PM PDT | Severe thunderstorm warning | PDT | text |
A warning counts here if the Weather Service listed Union County in it, even if the warned area covered only part of the county.
Alerts come from the National Weather Service and refresh every minute. Past warnings come from the Iowa Environmental Mesonet's archive of Weather Service products. During a warning, also listen to local radio, TV or a weather radio.