Weather alerts in Utah, 1998
164 weather alerts in 1998, 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 1998. Tap one for its archive.
- Alerts
- 164
- Warnings
- 162
- Watches
- 2
- Advisories
- 0
- Busiest month
- July65 alerts
- Busiest day
- August 26, 199815 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 |
|---|---|---|---|---|
| May 8, 2:42 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Weber | 33 min |
| May 9, 4:12 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 33 min |
| May 9, 4:57 PM MDT | Severe Thunderstorm Warning | SLC | Rich | 33 min |
| May 9, 6:43 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 62 min |
| May 9, 7:38 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 37 min |
| May 9, 8:15 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 60 min |
| May 21, 1:24 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 51 min |
| May 25, 7:21 PM MDT | Severe Thunderstorm Warning | SLC | Summit | 24 min |
| May 25, 7:35 PM MDT | Severe Thunderstorm Warning | SLC | Morgan | 35 min |
| May 26, 12:00 PM MDT | Severe Thunderstorm Watch | SPC | Box Elder, Cache, Davis, Duchesne, Morgan, Rich and 4 more | 5 hr |
| Jun 3, 4:19 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 56 min |
| Jun 4, 10:31 PM MDT | Severe Thunderstorm Warning | SLC | Utah | 29 min |
| Jun 7, 3:11 PM MDT | Severe Thunderstorm Warning | SLC | Utah, Wasatch | 34 min |
| Jun 7, 3:13 PM MDT | Severe Thunderstorm Warning | SLC | Morgan | 47 min |
| Jun 7, 7:24 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 51 min |
| Jun 11, 3:09 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 51 min |
| Jun 11, 3:58 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 32 min |
| Jun 12, 6:30 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 30 min |
| Jun 16, 5:58 PM MDT | Severe Thunderstorm Warning | SLC | Iron, Washington | 47 min |
| Jun 16, 6:55 PM MDT | Severe Thunderstorm Warning | SLC | Kane, Washington | 35 min |
| Jun 17, 4:55 PM MDT | Flash Flood Warning | SLC | Duchesne | 4 hr |
| Jun 22, 3:25 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 50 min |
| Jun 22, 4:11 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 49 min |
| Jun 23, 7:04 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Weber | 26 min |
| Jun 23, 7:30 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Weber | 30 min |
| Jun 25, 6:22 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 38 min |
| Jun 25, 6:48 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 42 min |
| Jun 25, 7:17 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 28 min |
| Jun 25, 7:47 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 43 min |
| Jun 25, 8:23 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 52 min |
| Jul 5, 7:38 AM MDT | Severe Thunderstorm Warning | SLC | Washington | 52 min |
| Jul 5, 8:27 AM MDT | Severe Thunderstorm Warning | SLC | Iron, Kane, Washington | 63 min |
| Jul 5, 11:02 AM MDT | Severe Thunderstorm Warning | SLC | Garfield | 28 min |
| Jul 5, 11:14 AM MDT | Severe Thunderstorm Warning | SLC | Garfield | 21 min |
| Jul 5, 12:02 PM MDT | Severe Thunderstorm Warning | SLC | Sevier | 28 min |
| Jul 5, 12:27 PM MDT | Severe Thunderstorm Warning | SLC | Juab | 43 min |
| Jul 5, 2:19 PM MDT | Severe Thunderstorm Warning | SLC | Summit, Wasatch | 41 min |
| Jul 5, 3:08 PM MDT | Flash Flood Warning | SLC | Kane | 62 min |
| Jul 5, 3:08 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 62 min |
| Jul 6, 5:18 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 27 min |
| Jul 19, 6:48 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 57 min |
| Jul 19, 7:59 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Tooele, Utah | 61 min |
| Jul 19, 7:59 PM MDT | Severe Thunderstorm Warning | SLC | Davis | 61 min |
| Jul 20, 5:59 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 41 min |
| Jul 20, 6:53 PM MDT | Severe Thunderstorm Warning | SLC | Iron | 42 min |
| Jul 21, 2:15 PM MDT | Severe Thunderstorm Warning | SLC | San Juan | 45 min |
| Jul 21, 3:07 PM MDT | Severe Thunderstorm Warning | SLC | Kane, Washington | 38 min |
| Jul 21, 3:30 PM MDT | Flash Flood Warning | SLC | Washington | 2 hr |
| Jul 21, 4:50 PM MDT | Flash Flood Warning | SLC | Washington | 3 hr |
| Jul 21, 5:10 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 50 min |
| Jul 21, 5:41 PM MDT | Flash Flood Warning | SLC | Washington | 3 hr |
| Jul 21, 6:33 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 42 min |
| Jul 22, 2:35 PM MDT | Flash Flood Warning | SLC | Garfield | 55 min |
| Jul 22, 3:30 PM MDT | Flash Flood Warning | SLC | Wayne | 2 hr |
| Jul 22, 6:53 PM MDT | Flash Flood Warning | SLC | Iron | 97 min |
| Jul 23, 7:37 PM MDT | Flash Flood Warning | SLC | San Juan | 68 min |
| Jul 24, 4:56 PM MDT | Flash Flood Warning | SLC | Sanpete | 2 hr |
| Jul 24, 6:29 PM MDT | Flash Flood Warning | SLC | Summit | 2 hr |
| Jul 25, 3:14 AM MDT | Flash Flood Warning | SLC | Weber | 3 hr |
| Jul 25, 4:55 PM MDT | Flash Flood Warning | GJT | Daggett, Uintah | 80 min |
| Jul 25, 7:13 PM MDT | Flash Flood Warning | SLC | Emery, Garfield, San Juan, Wayne | 2 hr |
| Jul 25, 9:15 PM MDT | Flash Flood Warning | SLC | Garfield, San Juan, Wayne | 8 hr |
| Jul 25, 9:15 PM MDT | Flash Flood Warning | SLC | Emery | 8 hr |
| Jul 25, 9:53 PM MDT | Flash Flood Warning | SLC | Emery | 2 hr |
| Jul 26, 12:39 PM MDT | Flash Flood Warning | SLC | Sanpete, Sevier | 2 hr |
| Jul 26, 1:00 PM MDT | Flash Flood Warning | SLC | San Juan | 3 hr |
| Jul 26, 5:00 PM MDT | Flash Flood Warning | SLC | Kane | 2 hr |
| Jul 26, 5:18 PM MDT | Flash Flood Warning | SLC | Davis, Morgan, Weber | 57 min |
| Jul 26, 6:15 PM MDT | Flash Flood Warning | SLC | Davis, Morgan, Weber | 30 min |
| Jul 26, 6:30 PM MDT | Flash Flood Warning | SLC | Davis, Morgan, Weber | 15 min |
| Jul 26, 9:21 PM MDT | Flash Flood Warning | SLC | Box Elder | 54 min |
| Jul 27, 1:25 AM MDT | Flash Flood Warning | SLC | Box Elder | 65 min |
| Jul 27, 2:10 PM MDT | Flash Flood Warning | SLC | Garfield, Iron, Kane | 2 hr |
| Jul 27, 2:51 PM MDT | Flash Flood Warning | SLC | Washington | 3 hr |
| Jul 27, 5:37 PM MDT | Flash Flood Warning | SLC | Iron, Washington | 83 min |
| Jul 27, 5:47 PM MDT | Flash Flood Warning | SLC | Iron, Washington | 73 min |
| Jul 27, 7:03 PM MDT | Flash Flood Warning | SLC | Weber | 3 hr |
| Jul 28, 2:50 PM MDT | Flash Flood Warning | SLC | San Juan | 3 hr |
| Jul 28, 3:41 PM MDT | Flash Flood Warning | SLC | Sanpete | 3 hr |
| Jul 29, 1:56 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 34 min |
| Jul 29, 2:28 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 47 min |
| Jul 29, 3:08 PM MDT | Flash Flood Warning | SLC | Box Elder | 82 min |
| Jul 29, 3:29 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 46 min |
| Jul 29, 4:44 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 31 min |
| Jul 29, 5:20 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 40 min |
| Jul 29, 6:02 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 43 min |
| Jul 29, 7:00 PM MDT | Flash Flood Warning | SLC | Sanpete | 75 min |
| Jul 29, 7:33 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake | 42 min |
| Jul 29, 8:06 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake | 39 min |
| Jul 30, 4:10 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne, Summit, Wasatch | 50 min |
| Jul 30, 4:22 PM MDT | Severe Thunderstorm Warning | SLC | Beaver, Iron | 53 min |
| Jul 30, 4:32 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 43 min |
| Jul 30, 5:38 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Weber | 52 min |
| Jul 30, 5:59 PM MDT | Severe Thunderstorm Warning | SLC | Weber | 31 min |
| Jul 31, 2:22 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 38 min |
| Aug 8, 1:50 PM MDT | Flash Flood Warning | SLC | Garfield, Iron | 2 hr |
| Aug 8, 8:25 PM MDT | Severe Thunderstorm Warning | SLC | Cache | 50 min |
| Aug 9, 1:32 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 118 min |
| Aug 21, 5:22 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 53 min |
| Aug 21, 5:56 PM MDT | Flash Flood Warning | SLC | Duchesne | 64 min |
| Aug 21, 6:12 PM MDT | Flash Flood Warning | SLC | Emery | 78 min |
| Aug 21, 7:29 PM MDT | Severe Thunderstorm Warning | GJT | Grand | 31 min |
| Aug 21, 8:39 PM MDT | Flash Flood Warning | SLC | San Juan | 66 min |
| Aug 21, 9:48 PM MDT | Flash Flood Warning | SLC | San Juan | 57 min |
| Aug 22, 1:23 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne | 37 min |
| Aug 22, 1:30 PM MDT | Flash Flood Warning | SLC | Duchesne | 60 min |
| Aug 24, 1:25 PM MDT | Flash Flood Warning | SLC | Garfield | 2 hr |
| Aug 24, 2:34 PM MDT | Flash Flood Warning | SLC | Garfield | 56 min |
| Aug 25, 12:34 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Tooele, Utah | 56 min |
| Aug 25, 1:16 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Weber | 59 min |
| Aug 25, 1:16 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake | 59 min |
| Aug 26, 1:25 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 65 min |
| Aug 26, 2:01 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 44 min |
| Aug 26, 2:14 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 46 min |
| Aug 26, 2:24 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 51 min |
| Aug 26, 2:41 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Rich | 64 min |
| Aug 26, 3:02 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 43 min |
| Aug 26, 3:06 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 54 min |
| Aug 26, 3:57 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 63 min |
| Aug 26, 4:25 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Weber | 50 min |
| Aug 26, 4:29 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Utah, Wasatch | 31 min |
| Aug 26, 4:29 PM MDT | Severe Thunderstorm Warning | SLC | Summit | 31 min |
| Aug 26, 5:15 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Weber | 45 min |
| Aug 26, 5:15 PM MDT | Severe Thunderstorm Warning | SLC | Rich, Summit | 45 min |
| Aug 26, 5:27 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Tooele | 48 min |
| Aug 26, 5:41 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 64 min |
| Aug 26, 8:54 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne, Wasatch | 36 min |
| Aug 26, 9:29 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne | 31 min |
| Aug 30, 5:11 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 34 min |
| Aug 30, 6:28 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 32 min |
| Aug 30, 6:57 PM MDT | Flash Flood Warning | SLC | Washington | 63 min |
| Aug 30, 7:46 PM MDT | Flash Flood Warning | SLC | Washington | 74 min |
| Sep 1, 5:33 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 3 hr |
| Sep 1, 7:56 PM MDT | Flash Flood Warning | SLC | Kane | 64 min |
| Sep 5, 2:14 PM MDT | Flash Flood Warning | SLC | Washington | 91 min |
| Sep 5, 3:08 PM MDT | Flash Flood Warning | SLC | Kane | 67 min |
| Sep 5, 3:20 PM MDT | Flash Flood Warning | SLC | Washington | 85 min |
| Sep 5, 4:16 PM MDT | Flash Flood Warning | SLC | Kane, San Juan | 89 min |
| Sep 6, 3:11 PM MDT | Flash Flood Warning | SLC | San Juan | 79 min |
| Sep 6, 4:24 PM MDT | Flash Flood Warning | SLC | Piute, Sevier | 81 min |
| Sep 6, 5:49 PM MDT | Flash Flood Warning | SLC | Piute, Sevier | 41 min |
| Sep 6, 6:41 PM MDT | Flash Flood Warning | SLC | Piute, Sevier | 49 min |
| Sep 8, 3:24 PM MDT | Flash Flood Warning | SLC | Washington | 66 min |
| Sep 8, 4:20 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 70 min |
| Sep 9, 4:34 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 56 min |
| Sep 9, 6:45 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Tooele | 60 min |
| Sep 10, 1:05 PM MDT | Severe Thunderstorm Warning | SLC | Garfield, Kane | 55 min |
| Sep 10, 1:05 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 55 min |
| Sep 10, 2:00 PM MDT | Severe Thunderstorm Warning | SLC | Garfield, Piute | 60 min |
| Sep 10, 8:45 PM MDT | Severe Thunderstorm Warning | SLC | San Juan | 45 min |
| Sep 11, 8:39 AM MDT | Flash Flood Warning | SLC | Washington | 2 hr |
| Sep 11, 10:15 AM MDT | Flash Flood Warning | SLC | Washington | 45 min |
| Sep 11, 10:56 AM MDT | Flash Flood Warning | SLC | Washington | 2 hr |
| Sep 11, 1:15 PM MDT | Severe Thunderstorm Watch | SPC | Washington | 6 hr |
| Sep 12, 11:43 AM MDT | Severe Thunderstorm Warning | SLC | San Juan | 17 min |
| Sep 12, 2:19 PM MDT | Severe Thunderstorm Warning | SLC | San Juan | 26 min |
| Sep 12, 2:29 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake | 41 min |
| Sep 12, 2:42 PM MDT | Severe Thunderstorm Warning | SLC | San Juan | 18 min |
| Sep 12, 3:02 PM MDT | Severe Thunderstorm Warning | SLC | Utah | 38 min |
| Sep 12, 3:31 PM MDT | Severe Thunderstorm Warning | SLC | Summit | 39 min |
| Sep 12, 3:34 PM MDT | Severe Thunderstorm Warning | SLC | Utah | 41 min |
| Sep 12, 5:10 PM MDT | Tornado Warning | SLC | Davis, Weber | 35 min |
| Sep 12, 5:35 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Weber | 40 min |
| Sep 29, 9:39 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 36 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 | 101 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 2 |
| Flooding | |
| Flash Flood Warning | 60 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Box Elder County36
- Washington County29
- Davis County17
- Weber County16
- Kane County15
- San Juan County14
- Tooele County13
- Garfield County11
- Morgan County10
- Salt Lake County9
- Iron County9
- Summit County8
- Duchesne County8
- Utah County7
- Emery County7
- Wasatch County6
- Cache County5
- Sevier County5
- Rich County4
- Sanpete County4
- Piute County4
- Wayne County3
- Uintah County2
- Juab County1
- Daggett County1
- Beaver County1
- Grand County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.