Alert archive / Idaho / Kootenai County
Weather alerts in Kootenai County, Idaho, 2011
68 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Kootenai County and its neighbors
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 68
- Warnings
- 19
- Watches
- 18
- Advisories
- 30
- Busiest month
- November15 alerts
- Busiest day
- November 15, 20114 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Kootenai County, 2011
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 0 | 1 | 0% | |||
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2011
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Missoula, MT: severe thunderstorm warnings | 17 | 9 | 47% | 25 | 60% | 16 min |
| NWS Missoula, MT: flash flood warnings | 4 | 0 | 100% | 0 | ||
| NWS Spokane, WA: tornado warnings | 0 | 1 | 0% | |||
| NWS Spokane, WA: severe thunderstorm warnings | 3 | 2 | 33% | 6 | 50% | 8 min |
| NWS Spokane, WA: flash flood warnings | 2 | 0 | 100% | 2 | 0% | |
| NWS Boise, ID: tornado warnings | 2 | 0 | 100% | 0 | ||
| NWS Boise, ID: severe thunderstorm warnings | 13 | 2 | 85% | 16 | 19% | 26 min |
| NWS Boise, ID: flash flood warnings | 0 | 1 | 0% | |||
| NWS Pocatello, ID: tornado warnings | 3 | 0 | 100% | 0 | ||
| NWS Pocatello, ID: severe thunderstorm warnings | 55 | 10 | 82% | 35 | 49% | 20 min |
| NWS Pocatello, ID: flash flood warnings | 11 | 3 | 73% | 7 | 71% | 55 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, Pacific Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 7, 3:39 AM PST | Winter Weather Advisory | OTX | 71 hr |
| Jan 10, 2:38 AM PST | Winter Storm Watch | OTX | 32 hr |
| Jan 10, 1:55 PM PST | Winter Storm Warning | OTX | 3 days |
| Jan 12, 3:13 PM PST | Winter Storm Warning | OTX | 23 hr |
| Jan 14, 3:46 PM PST | Flood Watch | OTX | 68 hr |
| Jan 16, 10:36 AM PST | River Flood Warning | OTX | 3 days |
| Jan 17, 11:59 AM PST | Areal Flood Advisory | OTX | 25 hr |
| Jan 20, 6:38 AM PST | Winter Weather Advisory | OTX | 11 hr |
| Jan 21, 4:48 AM PST | Winter Storm Warning | OTX | 15 hr |
| Jan 21, 6:47 AM PST | Freezing Rain Advisory | OTX | 6 hr |
| Jan 21, 11:50 AM PST | Winter Weather Advisory | OTX | 4 hr |
| Jan 29, 2:34 AM PST | Winter Weather Advisory | OTX | 34 hr |
| Jan 30, 3:04 AM PST | Winter Weather Advisory | OTX | 3 hr |
| Feb 3, 11:46 AM PST | Winter Weather Advisory | OTX | 25 hr |
| Feb 4, 3:37 AM PST | Freezing Rain Advisory | OTX | 6 hr |
| Feb 6, 3:45 AM PST | Winter Storm Warning | OTX | 42 hr |
| Feb 11, 3:30 PM PST | Wind Advisory | OTX | 34 hr |
| Feb 15, 6:09 AM PST | Winter Storm Warning | OTX | 27 hr |
| Feb 20, 9:56 PM PST | Winter Storm Watch | OTX | 17 hr |
| Feb 21, 3:03 PM PST | Winter Storm Warning | OTX | 4 days |
| Feb 21, 3:03 PM PST | Winter Weather Advisory | OTX | 4 days |
| Feb 23, 11:39 PM PST | Blizzard Warning | OTX | 10 hr |
| Feb 24, 10:48 AM PST | Wind Chill Warning | OTX | 11 hr |
| Feb 25, 2:31 PM PST | Winter Storm Watch | OTX | 21 hr |
| Feb 26, 11:28 AM PST | Winter Storm Warning | OTX | 3 days |
| Feb 26, 7:21 PM PST | Winter Weather Advisory | OTX | 66 hr |
| Feb 28, 9:38 AM PST | Wind Advisory | OTX | 5 hr |
| Mar 4, 3:59 AM PST | Winter Weather Advisory | OTX | 26 hr |
| Mar 15, 8:29 PM PDT | Areal Flood Advisory | OTX | 4 hr |
| Mar 20, 2:33 PM PDT | Winter Weather Advisory | OTX | 44 hr |
| Mar 29, 3:17 PM PDT | Wind Advisory | OTX | 53 hr |
| Mar 30, 1:30 PM PDT | Areal Flood Advisory | OTX | 33 hr |
| Mar 30, 10:07 PM PDT | River Flood Watch | OTX | 14 hr |
| Apr 1, 2:33 PM PDT | Flood Watch | OTX | 26 hr |
| Apr 3, 12:08 PM PDT | Flood Watch | OTX | 24 hr |
| Apr 3, 1:41 PM PDT | Winter Storm Watch | OTX | 16 hr |
| Apr 4, 5:52 AM PDT | Winter Storm Warning | OTX | 29 hr |
| Apr 4, 12:11 PM PDT | Areal Flood Advisory | OTX | 44 hr |
| Apr 6, 5:57 AM PDT | Winter Storm Warning | OTX | 14 hr |
| Apr 21, 10:12 PM PDT | Winter Weather Advisory | OTX | 11 hr |
| Apr 25, 9:39 PM PDT | Winter Weather Advisory | OTX | 13 hr |
| May 12, 4:21 PM PDT | Flood Watch | OTX | 23 hr |
| May 13, 1:47 PM PDT | River Flood Watch | OTX | 4 days |
| May 13, 3:28 PM PDT | Areal Flood Warning | OTX | 4 days |
| May 21, 8:09 PM PDT | Areal Flood Advisory | OTX | 4 hr |
| May 25, 3:29 AM PDT | River Flood Watch | OTX | 32 hr |
| May 25, 3:31 AM PDT | Winter Storm Watch | OTX | 8 hr |
| May 25, 11:35 AM PDT | Winter Storm Warning | OTX | 30 hr |
| Jun 3, 1:21 PM PDT | Flood Watch | OTX | 4 days |
| Aug 28, 9:17 PM PDT | Special Weather Statement | OTX | 43 min |
| Nov 9, 2:26 PM PST | Winter Storm Watch | OTX | 24 hr |
| Nov 10, 2:50 PM PST | Winter Storm Warning | OTX | 42 hr |
| Nov 11, 3:48 AM PST | Wind Advisory | OTX | 20 hr |
| Nov 12, 2:04 PM PST | Winter Weather Advisory | OTX | 19 hr |
| Nov 13, 2:29 PM PST | Winter Weather Advisory | OTX | 21 hr |
| Nov 15, 3:36 AM PST | Winter Storm Watch | OTX | 12 hr |
| Nov 15, 3:19 PM PST | Winter Storm Watch | OTX | 7 hr |
| Nov 15, 3:19 PM PST | Winter Storm Warning | OTX | 43 hr |
| Nov 15, 3:19 PM PST | Winter Weather Advisory | OTX | 37 hr |
| Nov 17, 10:27 AM PST | Winter Storm Watch | OTX | 8 hr |
| Nov 17, 2:50 PM PST | Winter Storm Warning | OTX | 31 hr |
| Nov 20, 2:42 AM PST | Winter Storm Watch | OTX | 12 hr |
| Nov 20, 2:20 PM PST | Winter Storm Warning | OTX | 46 hr |
| Nov 21, 2:07 PM PST | Wind Advisory | OTX | 49 hr |
| Nov 29, 3:45 AM PST | Winter Storm Warning | OTX | 24 hr |
| Dec 1, 10:26 AM PST | Air Stagnation Advisory | OTX | 19 days |
| Dec 24, 12:54 PM PST | Winter Weather Advisory | OTX | 6 hr |
| Dec 26, 11:19 PM PST | Winter Weather Advisory | OTX | 11 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 | |
| Special Weather Statement | 1 |
| Flooding | |
| Areal Flood Warning | 1 |
| River Flood Warning | 1 |
| Flood Watch | 5 |
| River Flood Watch | 3 |
| Areal Flood Advisory | 5 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 15 |
| Winter Storm Watch | 10 |
| Freezing Rain Advisory | 2 |
| Winter Weather Advisory | 17 |
| Cold | |
| Wind Chill Warning | 1 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fog and smoke | |
| Air Stagnation Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe 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.