Lake County, SD Weather Alerts
Every National Weather Service alert issued for Lake County, South Dakota, pushed to your phone within moments — county code SDC079, forecast zone SDZ055. Free with StormCast.
Download on Google PlayHow the NWS identifies Lake County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches SDC079 directly rather than matching on place names, which is why an alert arrives whether you are in Chester or anywhere else in the county.
NWS County Code
SDC079
Forecast Zone
SDZ055
Forecast Office
Sioux Falls (FSD)
Radar Station
KFSD
Towns covered in Lake County
An NWS alert for Lake County applies to all 7 of these communities. You do not need a separate alert for each one.
Current conditions
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Alert types issued for Lake 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 →Lake County weather alert questions
Which NWS forecast zone is Lake County in?
Lake County, South Dakota is NWS county code SDC079 and forecast zone SDZ055. Alerts for it are issued by the Sioux Falls (FSD) Weather Forecast Office, and the nearest NEXRAD radar is KFSD.
Which towns in Lake County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Lake County covers every community inside it, including Chester, Madison, Nunda, Ramona, Rutland, Wentworth and Winfred.
Does StormCast monitor flooding in Lake County?
Yes. StormCast tracks NWS flood watches, flash flood warnings and river flood warnings for Lake County, alongside 12,700+ USGS river gauges nationwide.
How fast are alerts for Lake County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for SDC079, the push notification goes out within moments — even with your screen off.