Alert archive / Idaho / Gem County
Weather alerts in Gem County, Idaho, 2018
49 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Gem County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 49
- Warnings
- 11
- Watches
- 8
- Advisories
- 20
- Busiest month
- May11 alerts
- Busiest day
- May 26, 20184 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 | Lasted |
|---|---|---|---|
| Jan 7, 1:23 AM MST | Dense Fog Advisory | BOI | 37 hr |
| Jan 18, 3:26 AM MST | Winter Weather Advisory | BOI | 32 hr |
| Jan 20, 1:39 PM MST | Winter Weather Advisory | BOI | 45 hr |
| Jan 26, 3:51 AM MST | Winter Weather Advisory | BOI | 49 hr |
| Jan 28, 5:38 AM MST | Dense Fog Advisory | BOI | 5 hr |
| Jan 28, 9:15 PM MST | Dense Fog Advisory | BOI | 15 hr |
| Feb 17, 9:44 AM MST | Winter Weather Advisory | BOI | 37 hr |
| Feb 21, 2:25 PM MST | Winter Weather Advisory | BOI | 22 hr |
| Feb 23, 3:11 AM MST | Winter Storm Watch | BOI | 11 hr |
| Feb 23, 1:59 PM MST | Winter Weather Advisory | BOI | 30 hr |
| Feb 24, 9:01 PM MST | Winter Storm Warning | BOI | 36 hr |
| Feb 27, 1:20 PM MST | Winter Storm Watch | BOI | 15 hr |
| Feb 28, 4:04 AM MST | Winter Storm Warning | BOI | 55 hr |
| Mar 15, 2:02 PM MDT | Winter Weather Advisory | BOI | 68 hr |
| Apr 5, 2:27 PM MDT | Flood Watch | BOI | 56 hr |
| May 6, 2:50 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 15, 4:10 PM MDT | Special Weather Statement | BOI | 50 min |
| May 16, 6:31 PM MDT | Special Weather Statement | BOI | 29 min |
| May 20, 8:35 PM MDT | Areal Flood Advisory | BOI | 104 min |
| May 22, 2:33 PM MDT | Special Weather Statement | BOI | 42 min |
| May 22, 2:39 PM MDT | Special Weather Statement | BOI | 51 min |
| May 25, 8:00 PM MDT | Severe Thunderstorm Warning | BOI | 45 min |
| May 25, 8:13 PM MDT | Severe Thunderstorm Warning | BOI | 62 min |
| May 25, 9:16 PM MDT | Special Weather Statement | BOI | 29 min |
| May 26, 12:07 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 31, 12:33 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jul 29, 2:05 PM MDT | Excessive Heat Watch | BOI | 23 hr |
| Jul 30, 12:52 PM MDT | Heat Advisory | BOI | 35 hr |
| Aug 2, 8:00 AM MDT | Red Flag Warning | BOI | 13 hr |
| Aug 8, 1:30 PM MDT | Fire Weather Watch | BOI | 24 hr |
| Aug 8, 8:31 PM MDT | Excessive Heat Warning | BOI | 51 hr |
| Aug 9, 1:28 PM MDT | Red Flag Warning | BOI | 35 hr |
| Aug 15, 2:03 PM MDT | Fire Weather Watch | BOI | 24 hr |
| Aug 16, 8:08 AM MDT | Red Flag Warning | BOI | 40 hr |
| Aug 17, 1:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 19, 1:40 PM MDT | Red Flag Warning | BOI | 30 hr |
| Sep 9, 1:05 PM MDT | Red Flag Warning | BOI | 30 hr |
| Oct 11, 9:43 AM MDT | Frost Advisory | BOI | 24 hr |
| Oct 13, 2:32 AM MDT | Freeze Watch | BOI | 11 hr |
| Oct 13, 1:45 PM MDT | Freeze Warning | BOI | 20 hr |
| Nov 21, 2:38 PM MST | Winter Storm Watch | BOI | 18 hr |
| Nov 22, 8:58 AM MST | Winter Weather Advisory | BOI | 44 hr |
| Nov 22, 9:01 PM MST | Special Weather Statement | BOI | 59 min |
| Nov 29, 3:38 AM MST | Dense Fog Advisory | BOI | 7 hr |
| Nov 30, 2:55 PM MST | Winter Weather Advisory | BOI | 19 hr |
| Dec 1, 2:14 PM MST | Winter Weather Advisory | BOI | 21 hr |
| Dec 10, 2:53 PM MST | Winter Weather Advisory | BOI | 42 hr |
| Dec 22, 3:01 AM MST | Winter Weather Advisory | BOI | 48 hr |
| Dec 24, 10:34 PM MST | Dense Fog Advisory | BOI | 12 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 | 2 |
| Mesoscale Discussion | 4 |
| Special Weather Statement | 6 |
| Flooding | |
| Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 12 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.