Montgomery County, TX Weather Alerts
Every National Weather Service alert issued for Montgomery County, Texas, pushed to your phone within moments — county code TXC339, forecast zone TXZ199. Free with StormCast.
Download on Google PlayHow the NWS identifies Montgomery County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches TXC339 directly rather than matching on place names, which is why an alert arrives whether you are in Conroe or anywhere else in the county.
NWS County Code
TXC339
Forecast Zone
TXZ199
Forecast Office
Dickinson (HGX)
Radar Station
KHGX
Towns covered in Montgomery County
An NWS alert for Montgomery County applies to all 10 of these communities. You do not need a separate alert for each one.
River gauges in and around Montgomery County
StormCast tracks 12 gauges near Montgomery County. Set a flood-stage alert on any of them to get notified before the water reaches you.
- West Fork San Jacinto River near Conroe
- Lake Creek above The Woodlands
- Crystal Creek at FM 1314 near Conroe
- East Fork Crystal Creek at FM 1485 near Conroe
- West Fork San Jacinto River at Lake Conroe
- Willow Creek near Tomball
- Spring Creek near Spring
- Caney Creek near Splendora
- West Fork San Jacinto River near Porter
- Spring Creek at Tomball
- Spring Branch at SH 242 near Splendora
- Peach Creek near Splendora
Current conditions
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Alert types issued for Montgomery 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 →Montgomery County weather alert questions
Which NWS forecast zone is Montgomery County in?
Montgomery County, Texas is NWS county code TXC339 and forecast zone TXZ199. Alerts for it are issued by the Dickinson (HGX) Weather Forecast Office, and the nearest NEXRAD radar is KHGX.
Which towns in Montgomery County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Montgomery County covers every community inside it, including Conroe, Dobbin, Magnolia, Montgomery, New Caney, Pinehurst, Porter, Splendora, Spring and Willis.
Are there river gauges in Montgomery County?
Yes — StormCast monitors 12 river gauges in and around Montgomery County, including West Fork San Jacinto River near Conroe, Lake Creek above The Woodlands, Crystal Creek at FM 1314 near Conroe. 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 Montgomery County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for TXC339, the push notification goes out within moments — even with your screen off.