Alert archive / North Dakota / Frost Advisories / 2011
Frost Advisories in North Dakota, September 2011
5 frost advisories in September 2011. 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 frost advisories reaches back to 2005.
Frost Advisories by county
Each county as a circle sized by its count in September 2011. Tap one for its archive.
- Frost Advisories
- 5
- Busiest day
- September 13, 20112 frost advisories
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 13, 2:55 PM CDT | Frost Advisory | FGF | Cass, Grand Forks, Pembina, Ransom, Richland, Sargent and 3 more | 18 hr |
| Sep 13, 2:59 PM CDT | Frost Advisory | BIS | Dickey, Emmons, McIntosh | 18 hr |
| Sep 14, 3:10 PM CDT | Frost Advisory | BIS | Billings, Divide, Dunn, Grant, Hettinger, McKenzie and 2 more | 18 hr |
| Sep 21, 2:57 PM CDT | Frost Advisory | FGF | Barnes, Benson, Cavalier, Eddy, Grand Forks, Griggs and 7 more | 18 hr |
| Sep 21, 3:17 PM CDT | Frost Advisory | BIS | Adams, Billings, Bottineau, Bowman, Burke, Burleigh and 26 more | 18 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Grand Forks County2
- Pembina County2
- Steele County2
- Traill County2
- Walsh County2
- Dickey County2
- Emmons County2
- McIntosh County2
- Billings County2
- Divide County2
- Dunn County2
- Grant County2
- Hettinger County2
- McKenzie County2
- Stark County2
- Williams County2
- Cass County1
- Ransom County1
- Richland County1
- Sargent County1
- Barnes County1
- Benson County1
- Cavalier County1
- Eddy County1
- Griggs County1
- Nelson County1
- Ramsey County1
- Towner County1
- Adams County1
- Bottineau County1
- Bowman County1
- Burke County1
- Burleigh County1
- Foster County1
- Golden Valley County1
- Kidder County1
- LaMoure County1
- Logan County1
- McHenry County1
- Mercer County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.