Granite County, MT Weather Alerts
Every National Weather Service alert issued for Granite County, Montana, pushed to your phone within moments — county code MTC039, forecast zone MTZ007. Free with StormCast.
Download on Google PlayHow the NWS identifies Granite County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches MTC039 directly rather than matching on place names, which is why an alert arrives whether you are in Drummond or anywhere else in the county.
NWS County Code
MTC039
Forecast Zone
MTZ007
Forecast Office
Missoula (MSO)
Radar Station
KMSX
Towns covered in Granite County
An NWS alert for Granite County applies to all 3 of these communities. You do not need a separate alert for each one.
River gauges in and around Granite County
StormCast tracks 2 gauges near Granite 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 Granite 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 →Granite County weather alert questions
Which NWS forecast zone is Granite County in?
Granite County, Montana is NWS county code MTC039 and forecast zone MTZ007. Alerts for it are issued by the Missoula (MSO) Weather Forecast Office, and the nearest NEXRAD radar is KMSX.
Which towns in Granite County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Granite County covers every community inside it, including Drummond, Hall and Philipsburg.
Are there river gauges in Granite County?
Yes — StormCast monitors 2 river gauges in and around Granite County, including Boulder Creek at Maxville, Clark Fork River near Drummond. 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 Granite County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for MTC039, the push notification goes out within moments — even with your screen off.