Jefferson County, IA Weather Alerts
Every National Weather Service alert issued for Jefferson County, Iowa, pushed to your phone within moments — county code IAC101, forecast zone IAZ087. Free with StormCast.
Download on Google PlayHow the NWS identifies Jefferson County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches IAC101 directly rather than matching on place names, which is why an alert arrives whether you are in Batavia or anywhere else in the county.
NWS County Code
IAC101
Forecast Zone
IAZ087
Forecast Office
Davenport (DVN)
Radar Station
KDVN
Towns covered in Jefferson County
An NWS alert for Jefferson County applies to all 5 of these communities. You do not need a separate alert for each one.
Current conditions
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Alert types issued for Jefferson County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Jefferson County weather alert questions
Which NWS forecast zone is Jefferson County in?
Jefferson County, Iowa is NWS county code IAC101 and forecast zone IAZ087. Alerts for it are issued by the Davenport (DVN) Weather Forecast Office, and the nearest NEXRAD radar is KDVN.
Which towns in Jefferson County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Jefferson County covers every community inside it, including Batavia, Fairfield, Libertyville, Lockridge and Packwood.
Does StormCast monitor flooding in Jefferson County?
Yes. StormCast tracks NWS flood watches, flash flood warnings and river flood warnings for Jefferson County, alongside 12,700+ USGS river gauges nationwide.
How fast are alerts for Jefferson County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for IAC101, the push notification goes out within moments — even with your screen off.