Poweshiek County, IA Weather Alerts
Every National Weather Service alert issued for Poweshiek County, Iowa, pushed to your phone within moments — county code IAC157, forecast zone IAZ062. Free with StormCast.
Download on Google PlayHow the NWS identifies Poweshiek County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches IAC157 directly rather than matching on place names, which is why an alert arrives whether you are in Brooklyn or anywhere else in the county.
NWS County Code
IAC157
Forecast Zone
IAZ062
Forecast Office
Des Moines (DMX)
Radar Station
KDMX
Towns covered in Poweshiek County
An NWS alert for Poweshiek County applies to all 8 of these communities. You do not need a separate alert for each one.
River gauges in and around Poweshiek County
StormCast tracks 2 gauges near Poweshiek 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 Poweshiek 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 →Poweshiek County weather alert questions
Which NWS forecast zone is Poweshiek County in?
Poweshiek County, Iowa is NWS county code IAC157 and forecast zone IAZ062. Alerts for it are issued by the Des Moines (DMX) Weather Forecast Office, and the nearest NEXRAD radar is KDMX.
Which towns in Poweshiek County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Poweshiek County covers every community inside it, including Brooklyn, Deep River, Grinnell, Guernsey, Hartwick, Malcom, Montezuma and Searsboro.
Are there river gauges in Poweshiek County?
Yes — StormCast monitors 2 river gauges in and around Poweshiek County, including Deep River at Deep River, Walnut Creek near Hartwick. 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 Poweshiek County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for IAC157, the push notification goes out within moments — even with your screen off.