Utah, 1999

Heavy Rain in Utah, April 27 to 30, 1999

April 27 to 30, 1999 · NWS SLC · 6 events in 6 counties and zones

Several days of soaking rain added to the ever swelling monthly rainfall over much of Northern Utah. The rains caused the Blacksmith Fork to reach or exceed bankfull on the 29th, producing some minor flooding in a trailer park south of the Country Manor Subdivision.

Where it happened

Every event with a place to put it; 6 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
6

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS SLC wrote it up.

Several days of soaking rain added to the ever swelling monthly rainfall over much of Northern Utah. The rains caused the Blacksmith Fork to reach or exceed bankfull on the 29th, producing some minor flooding in a trailer park south of the Country Manor Subdivision. Some of the higher rainfall amounts included 2.15 inches at Snowbird, 1.97 at Alta, 1.91 at Pineview Dam, 1.74 in Morgan, 1.64 in Bountiful, 1.55 in South Ogden, and 1.51 inches in Layton.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

6 heavy rain. Local standard time, as filed.

Heavy Rain, Box Elder

When
April 27, 12:00 PM MST to April 30, 12:00 PM MST
Where
Box Elder County, Countywide
Reported by
GENERAL PUBLIC
Coordinates
41.521, -113.082 (the zone’s center; the record gives no point)

Heavy Rain, Cache

When
April 27, 12:00 PM MST to April 30, 12:00 PM MST
Where
Cache County, Countywide
Reported by
GENERAL PUBLIC
Coordinates
41.722, -111.744 (the zone’s center; the record gives no point)

Heavy Rain, Davis

When
April 27, 12:00 PM MST to April 30, 12:00 PM MST
Where
Davis County, Countywide
Reported by
GENERAL PUBLIC
Coordinates
40.991, -112.111 (the zone’s center; the record gives no point)

Heavy Rain, Morgan

When
April 27, 12:00 PM MST to April 30, 12:00 PM MST
Where
Morgan County, Countywide
Reported by
GENERAL PUBLIC
Coordinates
41.089, -111.573 (the zone’s center; the record gives no point)

Heavy Rain, Rich

When
April 27, 12:00 PM MST to April 30, 12:00 PM MST
Where
Rich County, Countywide
Reported by
GENERAL PUBLIC
Coordinates
41.632, -111.244 (the zone’s center; the record gives no point)

Heavy Rain, Salt Lake

When
April 27, 12:00 PM MST to April 30, 12:00 PM MST
Where
Salt Lake County, Countywide
Reported by
GENERAL PUBLIC
Coordinates
40.668, -111.924 (the zone’s center; the record gives no point)

What these are

Heavy Rain
Rainfall totals unusual for the place and season that did not produce a flood.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Utah in 1999Every state in 1999This day in weather historyWarnings in Utah, April 1999

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5686834, 5686835, 5686836, 5686837, 5686838, 5686839.