Johnson County, WY Weather Alerts
Every National Weather Service alert issued for Johnson County, Wyoming, pushed to your phone within moments — county code WYC019, forecast zone 2 zones (WYZ010, WYZ011). Free with StormCast.
Download on Google PlayHow the NWS identifies Johnson County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches WYC019 directly rather than matching on place names, which is why an alert arrives whether you are in Buffalo or anywhere else in the county.
NWS County Code
WYC019
Forecast Zones
2 zones (WYZ010, WYZ011)
Forecast Office
Riverton (RIW)
Radar Station
KRIW
Towns covered in Johnson County
An NWS alert for Johnson County applies to all 4 of these communities. You do not need a separate alert for each one.
River gauges in and around Johnson County
StormCast tracks 10 gauges near Johnson County. Set a flood-stage alert on any of them to get notified before the water reaches you.
- North Fork Powder River below Pass Creek at Mayoworth
- Clear Creek at Buffalo
- North Fork Powder River below Dull Knife Reservoir
- Clear Creek near Buffalo
- Clear Creek below Rock Creek
- Clear Creek at Mosier Gulch
- Clear Creek below Healy Reservoir
- North Fork Powder River near Hazelton
- Middle Fork Powder River near Kaycee
- Middle Fork Powder River at Bar C Ranch
Current conditions
Loading current conditions…
Alert types issued for Johnson 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 →Johnson County weather alert questions
Which NWS forecast zone is Johnson County in?
Johnson County, Wyoming is NWS county code WYC019 and spans 2 forecast zones (WYZ010, WYZ011). Alerts for it are issued by the Riverton (RIW) Weather Forecast Office, and the nearest NEXRAD radar is KRIW.
Which towns in Johnson County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Johnson County covers every community inside it, including Buffalo, Kaycee, Linch and Saddlestring.
Are there river gauges in Johnson County?
Yes — StormCast monitors 10 river gauges in and around Johnson County, including North Fork Powder River below Pass Creek at Mayoworth, Clear Creek at Buffalo, North Fork Powder River below Dull Knife Reservoir. 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 Johnson County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for WYC019, the push notification goes out within moments — even with your screen off.