Summit County, UT Weather Alerts
Every National Weather Service alert issued for Summit County, Utah, pushed to your phone within moments — county code UTC043, forecast zone UTZ108. Free with StormCast.
Download on Google PlayHow the NWS identifies Summit County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches UTC043 directly rather than matching on place names, which is why an alert arrives whether you are in Coalville or anywhere else in the county.
NWS County Code
UTC043
Forecast Zone
UTZ108
Forecast Office
Salt Lake City (SLC)
Radar Station
KMTX
Towns covered in Summit County
An NWS alert for Summit County applies to all 7 of these communities. You do not need a separate alert for each one.
River gauges in and around Summit County
StormCast tracks 9 gauges near Summit 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 Summit 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 →Summit County weather alert questions
Which NWS forecast zone is Summit County in?
Summit County, Utah is NWS county code UTC043 and forecast zone UTZ108. Alerts for it are issued by the Salt Lake City (SLC) Weather Forecast Office, and the nearest NEXRAD radar is KMTX.
Which towns in Summit County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Summit County covers every community inside it, including Coalville, Echo, Henefer, Kamas, Oakley, Park City and Peoa.
Are there river gauges in Summit County?
Yes — StormCast monitors 9 river gauges in and around Summit County, including Weber River near Coalville, Chalk Creek near Coalville, Silver Creek near Silver Creek Junction. 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 Summit County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for UTC043, the push notification goes out within moments — even with your screen off.