Alert archive / Montana / Flash Flood Watches
Flash Flood Watches in Montana, 2009
10 flash flood watches in 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flash flood watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Flash Flood Watches
- 10
- Busiest month
- July4 flash flood watches
- Busiest day
- August 7, 20092 flash flood watches
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 11:39 AM MDT | Flash Flood Watch | MSO | Deer Lodge, Silver Bow | 9 hr |
| Jun 15, 2:50 AM MDT | Flash Flood Watch | MSO | Mineral, Sanders | 14 hr |
| Jun 20, 3:34 AM MDT | Flash Flood Watch | MSO | Deer Lodge, Silver Bow | 11 hr |
| Jul 8, 10:28 AM MDT | Flash Flood Watch | GGW | Daniels, Dawson, McCone, Richland, Roosevelt, Sheridan and 1 more | 9 hr |
| Jul 13, 1:31 PM MDT | Flash Flood Watch | MSO | Flathead | 14 hr |
| Jul 27, 12:00 AM MDT | Flash Flood Watch | TFX | 10 hr | |
| Jul 28, 3:31 AM MDT | Flash Flood Watch | BYZ | Carbon | 29 hr |
| Aug 6, 2:27 PM MDT | Flash Flood Watch | TFX | 31 hr | |
| Aug 7, 9:18 AM MDT | Flash Flood Watch | MSO | Flathead | 3 hr |
| Aug 7, 4:15 PM MDT | Flash Flood Watch | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 6 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Deer Lodge County2
- Silver Bow County2
- Flathead County2
- Carbon County2
- Mineral County1
- Sanders County1
- Daniels County1
- Dawson County1
- McCone County1
- Richland County1
- Roosevelt County1
- Sheridan County1
- Wibaux County1
- Big Horn County1
- Carter County1
- Custer County1
- Fallon County1
- Golden Valley County1
- Musselshell County1
- Powder River County1
- Rosebud County1
- Stillwater County1
- Treasure County1
- Yellowstone County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.