Alert archive / North Dakota / Cavalier County
Weather alerts in Cavalier County, North Dakota, 2014
108 weather alerts in 2014, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Cavalier County and its neighbors
Each county as a circle sized by its count in 2014. Tap one for its archive.
- Alerts
- 108
- Warnings
- 19
- Watches
- 13
- Advisories
- 65
- Busiest month
- January25 alerts
- Busiest day
- July 21, 20149 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 1 tornado warnings covering Cavalier County in 2014 had a tornado report inside them.
Cavalier County, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 4 | 4 | 0% | 8 | 25% | 11 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Grand Forks, ND: tornado warnings | 25 | 13 | 48% | 22 | 68% | 14 min |
| NWS Grand Forks, ND: severe thunderstorm warnings | 74 | 73 | 1% | 240 | 76% | 24 min |
| NWS Grand Forks, ND: flash flood warnings | 8 | 7 | 13% | 24 | 67% | 83 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 | Lasted |
|---|---|---|---|
| Jan 2, 2:23 PM CST | Blizzard Watch | FGF | 21 hr |
| Jan 2, 2:23 PM CST | Wind Chill Advisory | FGF | 14 hr |
| Jan 3, 3:59 AM CST | Blizzard Warning | FGF | 24 hr |
| Jan 3, 3:59 AM CST | Winter Weather Advisory | FGF | 27 hr |
| Jan 4, 4:00 AM CST | Wind Chill Warning | FGF | 72 hr |
| Jan 4, 4:00 AM CST | Wind Chill Advisory | FGF | 14 hr |
| Jan 7, 3:54 AM CST | Wind Chill Advisory | FGF | 29 hr |
| Jan 8, 3:00 PM CST | Wind Chill Advisory | FGF | 13 hr |
| Jan 13, 3:32 AM CST | Winter Weather Advisory | FGF | 32 hr |
| Jan 14, 3:39 PM CST | Blizzard Watch | FGF | 13 hr |
| Jan 15, 4:38 AM CST | Blizzard Warning | FGF | 37 hr |
| Jan 17, 3:24 PM CST | Winter Weather Advisory | FGF | 18 hr |
| Jan 20, 4:00 AM CST | Wind Chill Advisory | FGF | 32 hr |
| Jan 21, 3:39 PM CST | Winter Weather Advisory | FGF | 11 hr |
| Jan 22, 2:58 AM CST | Blizzard Warning | FGF | 10 hr |
| Jan 22, 4:13 AM CST | Wind Chill Advisory | FGF | 11 hr |
| Jan 22, 3:38 PM CST | Wind Chill Warning | FGF | 20 hr |
| Jan 23, 8:25 PM CST | Winter Weather Advisory | FGF | 7 hr |
| Jan 24, 4:20 AM CST | Blizzard Watch | FGF | 9 hr |
| Jan 24, 4:20 AM CST | Winter Weather Advisory | FGF | 19 hr |
| Jan 25, 4:36 AM CST | Blizzard Watch | FGF | 10 hr |
| Jan 25, 2:54 PM CST | Blizzard Warning | FGF | 31 hr |
| Jan 26, 9:33 PM CST | Wind Chill Warning | FGF | 38 hr |
| Jan 28, 12:01 PM CST | Wind Chill Advisory | FGF | 18 hr |
| Jan 29, 3:32 PM CST | Wind Chill Advisory | FGF | 44 hr |
| Feb 1, 3:17 PM CST | Wind Chill Advisory | FGF | 19 hr |
| Feb 3, 3:41 PM CST | Wind Chill Advisory | FGF | 20 hr |
| Feb 4, 2:51 PM CST | Wind Chill Advisory | FGF | 19 hr |
| Feb 5, 4:05 AM CST | Wind Chill Advisory | FGF | 32 hr |
| Feb 6, 3:44 PM CST | Wind Chill Advisory | FGF | 18 hr |
| Feb 8, 3:08 PM CST | Wind Chill Advisory | FGF | 21 hr |
| Feb 10, 3:24 PM CST | Wind Chill Advisory | FGF | 18 hr |
| Feb 12, 4:03 AM CST | Winter Weather Advisory | FGF | 32 hr |
| Feb 16, 3:20 AM CST | Winter Weather Advisory | FGF | 33 hr |
| Feb 20, 3:27 PM CST | Wind Chill Advisory | FGF | 19 hr |
| Feb 21, 3:15 PM CST | Wind Chill Advisory | FGF | 19 hr |
| Feb 22, 3:32 PM CST | Wind Chill Advisory | FGF | 18 hr |
| Feb 23, 3:27 PM CST | Wind Chill Advisory | FGF | 19 hr |
| Feb 24, 3:08 PM CST | Wind Chill Advisory | FGF | 19 hr |
| Feb 25, 3:18 PM CST | Wind Chill Advisory | FGF | 18 hr |
| Feb 25, 3:18 PM CST | Winter Weather Advisory | FGF | 30 hr |
| Feb 26, 3:37 PM CST | Wind Chill Advisory | FGF | 18 hr |
| Feb 28, 3:59 PM CST | Wind Chill Warning | FGF | 42 hr |
| Mar 2, 10:04 AM CST | Wind Chill Advisory | FGF | 14 hr |
| Mar 5, 11:19 AM CST | Blizzard Warning | FGF | 8 hr |
| Mar 5, 11:19 AM CST | Winter Weather Advisory | FGF | 24 hr |
| Mar 6, 3:35 AM CST | Freezing Rain Advisory | FGF | 6 hr |
| Mar 19, 3:36 PM CDT | Winter Storm Watch | FGF | 13 hr |
| Mar 20, 4:31 AM CDT | Winter Weather Advisory | FGF | 35 hr |
| Mar 29, 4:12 AM CDT | Winter Storm Watch | FGF | 35 hr |
| Mar 29, 3:47 PM CDT | Blizzard Watch | FGF | 36 hr |
| Mar 30, 3:27 PM CDT | Blizzard Warning | FGF | 40 hr |
| Apr 9, 4:54 AM CDT | Wind Advisory | FGF | 16 hr |
| Apr 18, 3:48 AM CDT | Wind Advisory | FGF | 24 hr |
| Apr 26, 3:29 PM CDT | Wind Advisory | FGF | 28 hr |
| May 12, 3:53 AM CDT | Wind Advisory | FGF | 15 hr |
| May 13, 3:17 PM CDT | Freeze Warning | FGF | 17 hr |
| May 14, 2:43 PM CDT | Freeze Warning | FGF | 18 hr |
| May 15, 2:54 PM CDT | Freeze Warning | FGF | 17 hr |
| Jun 1, 6:17 AM CDT | Dense Fog Advisory | FGF | 3 hr |
| Jun 4, 7:59 PM CDT | Severe Thunderstorm Warning | FGF | 61 min |
| Jun 5, 12:47 AM CDT | Areal Flood Advisory | FGF | 9 hr |
| Jun 11, 5:23 PM CDT | Areal Flood Advisory | FGF | 16 hr |
| Jun 27, 2:18 PM CDT | Flash Flood Watch | FGF | 25 hr |
| Jun 28, 1:41 PM CDT | Wind Advisory | FGF | 7 hr |
| Jun 29, 4:26 AM CDT | Wind Advisory | FGF | 16 hr |
| Jul 4, 11:30 AM CDT | Severe Thunderstorm Warning | FGF | 60 min |
| Jul 5, 10:11 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jul 5, 10:48 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 6, 12:19 AM CDT | Tornado Warning | FGF | 41 min |
| Jul 6, 12:58 AM CDT | Severe Thunderstorm Warning | FGF | 62 min |
| Jul 12, 3:33 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jul 12, 5:24 PM CDT | Special Weather Statement | FGF | 51 min |
| Jul 18, 3:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 21, 1:09 PM CDT | Tornado Watch | SPC | 6 hr |
| Jul 21, 4:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 21, 4:19 PM CDT | Special Weather Statement | FGF | 41 min |
| Jul 21, 4:26 PM CDT | Severe Thunderstorm Warning | FGF | 64 min |
| Jul 21, 5:07 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 21, 5:33 PM CDT | Special Weather Statement | FGF | 57 min |
| Jul 21, 5:50 PM CDT | Areal Flood Advisory | FGF | 13 hr |
| Jul 21, 6:33 PM CDT | Special Weather Statement | FGF | 57 min |
| Jul 21, 6:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 21, 9:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Aug 17, 3:52 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 17, 6:39 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Sep 10, 3:06 PM CDT | Frost Advisory | FGF | 13 hr |
| Sep 11, 2:51 PM CDT | Frost Advisory | FGF | 19 hr |
| Oct 2, 1:01 PM CDT | Wind Advisory | FGF | 30 hr |
| Oct 3, 3:19 PM CDT | Freeze Warning | FGF | 18 hr |
| Oct 11, 12:09 PM CDT | Wind Advisory | FGF | 7 hr |
| Nov 6, 4:57 PM CST | High Wind Watch | FGF | 10 hr |
| Nov 7, 3:22 AM CST | Wind Advisory | FGF | 21 hr |
| Nov 16, 3:40 AM CST | Winter Weather Advisory | FGF | 15 hr |
| Nov 16, 3:47 AM CST | Wind Advisory | FGF | 11 hr |
| Nov 23, 3:27 AM CST | Wind Advisory | FGF | 13 hr |
| Nov 23, 4:47 PM CST | Freezing Rain Advisory | FGF | 10 hr |
| Nov 23, 4:52 PM CST | Wind Advisory | FGF | 17 hr |
| Nov 27, 3:32 AM CST | Winter Weather Advisory | FGF | 24 hr |
| Nov 29, 12:42 PM CST | Wind Chill Advisory | FGF | 23 hr |
| Nov 30, 12:05 PM CST | Wind Chill Advisory | FGF | 24 hr |
| Dec 13, 3:39 PM CST | Dense Fog Advisory | FGF | 20 hr |
| Dec 14, 12:14 PM CST | Freezing Rain Advisory | FGF | 25 hr |
| Dec 19, 9:29 PM CST | Winter Weather Advisory | FGF | 14 hr |
| Dec 20, 12:01 PM CST | Dense Fog Advisory | FGF | 119 min |
| Dec 22, 8:34 AM CST | Winter Weather Advisory | FGF | 25 hr |
| Dec 27, 3:49 PM CST | Wind Chill Advisory | FGF | 68 hr |
| Dec 30, 3:03 PM CST | Wind Chill Advisory | FGF | 15 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 4 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 3 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 4 |
| Flooding | |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 3 |
| Winter | |
| Blizzard Warning | 6 |
| Blizzard Watch | 5 |
| Winter Storm Watch | 2 |
| Freezing Rain Advisory | 3 |
| Winter Weather Advisory | 15 |
| Cold | |
| Freeze Warning | 4 |
| Wind Chill Warning | 4 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 27 |
| Wind and dust | |
| High Wind Watch | 1 |
| Wind Advisory | 12 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20132015
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.