Weather alerts in Idaho, 1986
28 weather alerts in 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 1986. Tap one for its archive.
- Alerts
- 28
- Warnings
- 28
- Watches
- 0
- Advisories
- 0
- Busiest month
- August9 alerts
- Busiest day
- August 29, 19864 alerts
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 |
|---|---|---|---|---|
| Feb 23, 5:30 PM MST | Flash Flood Warning | BOI | Boise | 60 min |
| Apr 22, 6:30 PM MST | Severe Thunderstorm Warning | BOI | Ada | 30 min |
| Apr 22, 7:05 PM MST | Tornado Warning | BOI | Boise | 55 min |
| May 20, 6:25 PM MDT | Severe Thunderstorm Warning | PIH | Fremont | 65 min |
| May 21, 3:30 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Oneida | 90 min |
| May 21, 5:40 PM MDT | Tornado Warning | PIH | Franklin, Oneida | 50 min |
| Jun 5, 11:00 AM MDT | Tornado Warning | BOI | Elmore, Owyhee | 60 min |
| Jun 5, 11:15 AM MDT | Tornado Warning | BOI | Owyhee | 45 min |
| Jun 5, 2:30 PM MDT | Severe Thunderstorm Warning | BOI | Blaine, Cassia, Minidoka | 60 min |
| Jun 14, 4:53 PM MDT | Severe Thunderstorm Warning | OTX | Nez Perce | 67 min |
| Jun 14, 4:53 PM MDT | Severe Thunderstorm Warning | OTX | Latah | 67 min |
| Jun 25, 2:26 PM MDT | Tornado Warning | PIH | Bannock, Bingham, Power | 79 min |
| Jul 23, 4:30 PM MDT | Flash Flood Warning | PIH | Bannock | 60 min |
| Jul 24, 3:00 PM MDT | Flash Flood Warning | PIH | Bannock, Caribou, Franklin | 4 hr |
| Jul 24, 3:00 PM MDT | Flash Flood Warning | PIH | Oneida, Power | 4 hr |
| Jul 25, 2:18 PM MDT | Flash Flood Warning | PIH | Bannock, Caribou | 3 hr |
| Jul 25, 5:00 PM MDT | Flash Flood Warning | PIH | Bannock | 60 min |
| Aug 9, 6:08 PM MDT | Tornado Warning | PIH | Fremont | 52 min |
| Aug 22, 6:30 PM MDT | Flash Flood Warning | BOI | Canyon, Owyhee | 3 hr |
| Aug 22, 6:30 PM MDT | Flash Flood Warning | BOI | Payette, Washington | 3 hr |
| Aug 24, 5:20 PM MDT | Tornado Warning | PIH | Bannock, Bingham, Power | 20 min |
| Aug 29, 1:50 PM MDT | Tornado Warning | BOI | Camas, Elmore | 40 min |
| Aug 29, 2:40 PM MDT | Tornado Warning | BOI | Blaine, Camas | 50 min |
| Aug 29, 5:40 PM MDT | Flash Flood Warning | OTX | Clearwater, Idaho, Lewis | 3 hr |
| Aug 29, 5:40 PM MDT | Severe Thunderstorm Warning | OTX | Clearwater, Idaho, Lewis | 50 min |
| Aug 29, 6:00 PM MDT | Severe Thunderstorm Warning | PIH | Butte | 60 min |
| Sep 14, 8:40 PM MDT | Tornado Warning | OTX | Benewah | 80 min |
| Sep 20, 1:15 PM MDT | Severe Thunderstorm Warning | PIH | Jefferson | 45 min |
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 | 9 |
| Tornado Warning | 10 |
| Flooding | |
| Flash Flood Warning | 9 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bannock County7
- Oneida County3
- Owyhee County3
- Power County3
- Boise County2
- Fremont County2
- Franklin County2
- Elmore County2
- Blaine County2
- Bingham County2
- Caribou County2
- Camas County2
- Clearwater County2
- Idaho County2
- Lewis County2
- Ada County1
- Cassia County1
- Minidoka County1
- Nez Perce County1
- Latah County1
- Canyon County1
- Payette County1
- Washington County1
- Butte County1
- Benewah County1
- Jefferson County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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. Rebuilt daily.