Sioux County, NE Weather Alerts
Every National Weather Service alert issued for Sioux County, Nebraska, pushed to your phone within moments — county code NEC165, forecast zone NEZ096. Free with StormCast.
Download on Google PlayHow the NWS identifies Sioux County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches NEC165 directly rather than matching on place names, which is why an alert arrives whether you are in Harrison or anywhere else in the county.
NWS County Code
NEC165
Forecast Zone
NEZ096
Forecast Office
Cheyenne (CYS)
Radar Station
KCYS
Towns covered in Sioux County
An NWS alert for Sioux County applies to all 1 of these communities. You do not need a separate alert for each one.
Current conditions
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Alert types issued for Sioux 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 →Sioux County weather alert questions
Which NWS forecast zone is Sioux County in?
Sioux County, Nebraska is NWS county code NEC165 and forecast zone NEZ096. Alerts for it are issued by the Cheyenne (CYS) Weather Forecast Office, and the nearest NEXRAD radar is KCYS.
Which towns in Sioux County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Sioux County covers every community inside it, including Harrison.
Does StormCast monitor flooding in Sioux County?
Yes. StormCast tracks NWS flood watches, flash flood warnings and river flood warnings for Sioux County, alongside 12,700+ USGS river gauges nationwide.
How fast are alerts for Sioux County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for NEC165, the push notification goes out within moments — even with your screen off.