Harrison County, IA Weather Alerts
Every National Weather Service alert issued for Harrison County, Iowa, pushed to your phone within moments — county code IAC085, forecast zone IAZ055. Free with StormCast.
Download on Google PlayHow the NWS identifies Harrison County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches IAC085 directly rather than matching on place names, which is why an alert arrives whether you are in Dunlap or anywhere else in the county.
NWS County Code
IAC085
Forecast Zone
IAZ055
Forecast Office
Valley (OAX)
Radar Station
KOAX
Towns covered in Harrison County
An NWS alert for Harrison County applies to all 10 of these communities. You do not need a separate alert for each one.
River gauges in and around Harrison County
StormCast tracks 4 gauges near Harrison County. Set a flood-stage alert on any of them to get notified before the water reaches you.
Current conditions
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Alert types issued for Harrison 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 →Harrison County weather alert questions
Which NWS forecast zone is Harrison County in?
Harrison County, Iowa is NWS county code IAC085 and forecast zone IAZ055. Alerts for it are issued by the Valley (OAX) Weather Forecast Office, and the nearest NEXRAD radar is KOAX.
Which towns in Harrison County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Harrison County covers every community inside it, including Dunlap, Little Sioux, Logan, Magnolia, Missouri Valley, Modale, Mondamin, Persia, Pisgah and Woodbine.
Are there river gauges in Harrison County?
Yes — StormCast monitors 4 river gauges in and around Harrison County, including Boyer River at Logan, Boyer River near Missouri Valley, Soldier River at Pisgah. You can set a flood-stage alert on any of them and get a push notification when the water rises.
How fast are alerts for Harrison County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for IAC085, the push notification goes out within moments — even with your screen off.