Grand County, CO Weather Alerts
Every National Weather Service alert issued for Grand County, Colorado, pushed to your phone within moments — county code COC049, forecast zone 2 zones (COZ032, COZ034). Free with StormCast.
Download on Google PlayHow the NWS identifies Grand County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches COC049 directly rather than matching on place names, which is why an alert arrives whether you are in Fraser or anywhere else in the county.
NWS County Code
COC049
Forecast Zones
2 zones (COZ032, COZ034)
Forecast Office
Boulder (BOU)
Radar Station
KFTG
Towns covered in Grand County
An NWS alert for Grand County applies to all 8 of these communities. You do not need a separate alert for each one.
River gauges in and around Grand County
StormCast tracks 12 gauges near Grand County. Set a flood-stage alert on any of them to get notified before the water reaches you.
- Colorado River at Windy Gap
- Fraser River (CO) at Granby
- Colorado River above Hot Sulphur Springs
- Colorado River near Granby
- Willow Creek (CO) below Willow Creek Reservoir
- Willow Creek (CO) at Willow Creek Reservoir
- St. Louis Creek (CO) above Fraser
- Williams Fork (CO) at Williams Fork Reservoir
- Colorado River at Granby Reservoir
- Williams Fork (CO) below Williams Fork Reservoir
- Colorado River below Shadow Mountain Reservoir
- Shadow Mountain Reservoir
Current conditions
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Alert types issued for Grand 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 →Grand County weather alert questions
Which NWS forecast zone is Grand County in?
Grand County, Colorado is NWS county code COC049 and spans 2 forecast zones (COZ032, COZ034). Alerts for it are issued by the Boulder (BOU) Weather Forecast Office, and the nearest NEXRAD radar is KFTG.
Which towns in Grand County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Grand County covers every community inside it, including Fraser, Granby, Grand Lake, Hot Sulphur Springs, Kremmling, Parshall, Tabernash and Winter Park.
Are there river gauges in Grand County?
Yes — StormCast monitors 12 river gauges in and around Grand County, including Colorado River at Windy Gap, Fraser River (CO) at Granby, Colorado River above Hot Sulphur Springs. 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 Grand County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for COC049, the push notification goes out within moments — even with your screen off.