Canyon County, ID Weather Alerts
Every National Weather Service alert issued for Canyon County, Idaho, pushed to your phone within moments — county code IDC027, forecast zone IDZ012. Free with StormCast.
Download on Google PlayHow the NWS identifies Canyon County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches IDC027 directly rather than matching on place names, which is why an alert arrives whether you are in Caldwell or anywhere else in the county.
NWS County Code
IDC027
Forecast Zone
IDZ012
Forecast Office
Boise (BOI)
Radar Station
KCBX
Towns covered in Canyon County
An NWS alert for Canyon County applies to all 9 of these communities. You do not need a separate alert for each one.
River gauges in and around Canyon County
StormCast tracks 5 gauges near Canyon County. Set a flood-stage alert on any of them to get notified before the water reaches you.
Current conditions
Loading current conditions…
Alert types issued for Canyon 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 →Canyon County weather alert questions
Which NWS forecast zone is Canyon County in?
Canyon County, Idaho is NWS county code IDC027 and forecast zone IDZ012. Alerts for it are issued by the Boise (BOI) Weather Forecast Office, and the nearest NEXRAD radar is KCBX.
Which towns in Canyon County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Canyon County covers every community inside it, including Caldwell, Greenleaf, Huston, Melba, Middleton, Nampa, Notus, Parma and Wilder.
Are there river gauges in Canyon County?
Yes — StormCast monitors 5 river gauges in and around Canyon County, including Boise River at Caldwell, Southwest Idaho Reservoirs at Lake Lowell, Boise River near Middleton. 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 Canyon County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for IDC027, the push notification goes out within moments — even with your screen off.