Alert archive / Utah / 2018
Weather alerts in Utah, December 2018
15 weather alerts in December 2018, 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 December 2018. Tap one for its archive.
- Alerts
- 15
- Warnings
- 2
- Watches
- 0
- Advisories
- 11
- Busiest day
- December 26, 20183 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Dec 1, 3:47 AM MST | Winter Weather Advisory | SLC | 48 hr | |
| Dec 1, 2:32 PM MST | Winter Weather Advisory | GJT | Grand, San Juan | 27 hr |
| Dec 11, 3:39 PM MST | Wind Advisory | SLC | 29 hr | |
| Dec 11, 3:57 PM MST | Winter Weather Advisory | SLC | 29 hr | |
| Dec 12, 9:43 AM MST | Wind Advisory | GJT | Daggett, Grand, San Juan, Uintah | 12 hr |
| Dec 24, 2:11 PM MST | Winter Storm Warning | GJT | Grand, San Juan | 39 hr |
| Dec 24, 8:58 PM MST | Winter Weather Advisory | GJT | Grand, San Juan | 45 hr |
| Dec 25, 8:55 PM MST | Special Weather Statement | SLC | Davis, Salt Lake, Weber | 65 min |
| Dec 25, 10:48 PM MST | Winter Weather Advisory | SLC | 8 hr | |
| Dec 26, 1:18 PM MST | Winter Weather Advisory | SLC | 43 hr | |
| Dec 27, 2:51 AM MST | Winter Weather Advisory | GJT | Grand, San Juan | 45 hr |
| Dec 29, 1:59 PM MST | Winter Weather Advisory | SLC | 45 hr | |
| Dec 30, 3:40 AM MST | Winter Weather Advisory | GJT | Grand, San Juan | 61 hr |
| Dec 30, 11:31 AM MST | Mesoscale Discussion | SPC | Box Elder, Cache, Davis, Morgan, Rich, Weber | 6 hr |
| Dec 30, 3:24 PM MST | Winter Storm Warning | GJT | Grand, San Juan | 50 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 | |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 1 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Weather Advisory | 9 |
| Wind and dust | |
| Wind Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe 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.