September 1
In 1909, a man drowned in a flash flood while driving a wagon across the Ashley River near Vernal. In 1939, lightning hit and killed 835 sheep that were bedded down in the Raft River Mountains. The sheep herder escaped death but there were burn spots on his canvas tent. In 1953, 1.5-inch diameter hail damaged 160 panes of glass in Tooele. In 2005, Randolph had a record low of 22 degrees.
September 2
In 1935, a flash flood near Oak City carried a car and its 5 occupants down a canyon before lodging them against a tree. All of the people narrowly escaped drowning. In 1971, a tornado touched down along the western shore of Utah Lake. In 1990, an intense storm dropped 3.75 inches of rain at Hole-in-the-Rock near Moab.
September 3
In 1921, heavy rain broke the Hanksville Dam. A flood that was 12 feet high endangered the lives of several people. In 1983, a boy was killed in Hobble Creek Canyon as thunderstorm winds blew a tree onto his tent. In 1999, an F1 tornado touched down in Naples. It uprooted trees, downed power lines and damaged several buildings. One woman was injured. In 2005, Herriman had 1.5 inches of rain in 2 hours.
September 4
In 1970, the remnants of Tropical Storm Norma collided with a cold front over Utah, beginning a 3-day siege of heavy rains, flash floods and thunderstorms. Bug Point, near the Colorado Border in southeast Utah received 6" of rain in 12 hours. In 2001, a weak tornado was reported by a Sheriff southwest of Milford. In 2004, Mirror Lake had 4 inches of snow.
September 5
In 1970, a couple drowned as they drove their car off a washed-out bridge in San Juan County. Their son survived. In 1995, a hunter was killed by lightning near Blanding. In 1998, a flash flood in Glen Canyon National Recreation Area swept a 10-year old girl to her death. In 2003, Leeds received 1.25 inches of rain in 30 minutes.
September 6
In 1994, three Salt Lake Buzz baseball players got "buzzed" when they were struck by lightning while playing golf in Riverton. They were knocked to the ground but were not injured. In 2002, a mudslide triggered by heavy rains hit a home in Alpine. About 20 homes in Pleasant Grove were flooded. In 2003, Hanksville received 1 inch of rain in 30 minutes.
September 7
In 1991, a 30-foot wide tornado was spotted east of Beaver. Along the benches of North Ogden and Harrisville, nearly 6" of rain in 6 hours caused catastrophic flooding. Over 600 homes were damaged. In 1995, one person in Bryce Canyon was killed by lightning while watering trees.
September 8
In 2000, a tornado was seen on Highway 20 near Panguitch. A tornado was also seen by 2 people near Moab. In 2002, an F2 tornado slammed through Manti, causing $2 million in damage. It was 800 feet wide, traveled nearly 3 miles and was on the ground for 15 minutes.
September 9
In 1963, one person playing football was struck and killed by lightning in Blanding. In 1986, a tornado formed in a field near Kearns. In 1991, Provo and Orem were hit by 90 mph microburst winds. Damage was extensive with many trees and power lines down. In 2003, Natural Bridges National Monument had 3 inches of rain. In 2005, large hail dented cars at Goblin Valley.
September 10
In 1986, a waterspout formed over the south end of the Great Salt Lake. It occurred between Antelope and Stansbury Islands. Water was carried about a third of the way up the funnel. In 1991, a 30-foot wide tornado touched down in Brigham City. It uprooted 20 trees and damaged a shed and a house. In 2003, a foot of snow fell atop Hidden Peak at Snowbird.
September 11
In 1984, a tornado was reported about 10 miles south of Roosevelt near Myton. A car was carried 30 feet by the twister. Two outhouses were knocked over and a pig pen was destroyed. Irrigation pipes were also scattered around the area. In 1988, Milford had its 2nd-earliest snowfall ever. In 2004, a flash flood hit Lund, Iron County.
September 12
In 1998, a tornado touched down in Emigration Canyon. Two waterspouts were also photographed over the Great Salt Lake near Syracuse. In 2002, tornadoes were seen near Ephraim and Hanksville. About 40 homes below the Santaquin burn area were damaged by mudflows as a result of heavy rains. In 2005, Mt. Ogden had 2 inches of snow.
September 13
In 1940, heavy rain caused homes and basements to flood in Price and Helper. In 1963, golf ball-sized hail hit St. George. In 1982, a waterspout over Utah Lake went ashore at the Provo Airport and damaged a security gate and plane. In 1990, Provo was in the middle of a 5-day siege of record-breaking heat in the upper 90s.
September 14
In 1927, floodwaters near Price damaged railroads, mines, highways and crops. The Price River changed course. In 1959, lightning started fires that destroyed a warehouse and an alfalfa mill at separate locations in Ogden. In 1996, a flash flood claimed the life of a 16-year old girl in the Black Hole area near Blanding.
September 15
In 1984, strong winds at Lake Powell sunk several boats. In 1985, one inch diameter hail and one inch of rain in 15 minutes hit east Carbon. At one point, lightning detection equipment indicated that 700 strikes occurred in a 30 minute period.
September 16
In 1946, Salt Lake City saw its earliest snowfall on record - a trace. In 2002, thunderstorms produced severe winds across Utah. Some peak wind gusts included 73 mph on Gunnison Island and 72 mph on I-80. A funnel cloud was spotted over Yuba Lake. Payson and Santaquin received an inch of rainfall.
September 17
In 1978, 2" of rain in the Salt Lake Valley caused flooding. In 1989, a small tornado briefly touched down in the town of Cornish. It destroyed a barn and caused $25,000 in damage. In 1996, six funnel clouds were spotted over Bear Lake, four of which became waterspouts. In 2003, snow fell in the northern mountains and benches.
September 18
In 1959, heavy rain and hail caused damage to crops in Cache County. In 1978, the earliest recorded measurable snowfall of the season occurred in Provo at 1.5 inches. In 2002, a cold front blew through northern Utah, depositing heavy rains in the valleys and up to 6" of snow in the mountains.
September 19
In 1999, two tornadoes touched down south of Park Valley. They were on the ground for 3 minutes and were part of a line of severe thunderstorms. It was the first time that 2 or more tornadoes were photographed on the ground at the same time in Utah.
September 20
In 1962, flash floods marooned a school bus between Bluff and Mexican Hat on Utah Highway 47. Flash floods on Salt Lake City's east bench flooded basements. Two feet of water accumulated in some intersections. More than 1 inch of rain was reported in 15 minutes.
September 21
In 1957, heavy rain washed out out numerous roads and flooded many homes in southern Utah. Buckskin Gulch and the Paria River were flooded. In 1962, a 50-year flood occurred in Fry Canyon near Hite. Rain in the Book Cliffs washed out a quarter mile of railroad tracks.
September 22
In 1941, violent winds occurred from Cache to Davis Counties. In Ogden, an airplane hangar at the old Airport and some airplanes were badly damaged. In 1963, a flood occurred along in Fountain Green. Topsoil on the farms was washed away.
September 23
In 1992, two geologists working on a barren ridge were struck and killed by lightning near Callao. A tornado was also spotted by several people in Syracuse. It was 25 yards wide and traveled 2 miles over ground. It caused damage to roofs and cars.
September 24
In 1908, heavy rain moved through the Provo area, depositing 1.25 inches in a short period. Flooding was reported throughout the city. In 2000, very cold air moved into northern Utah. Both Randolph and Woodruff dropped to a record breaking 14 degrees. In 2003, winds blew smoke from the Cascade fire into Utah County.
September 25
In 1926, Provo experienced its coldest September morning ever with 21 degrees. In 1935, a cloudburst on the west side of Mt. Nebo flooded Nephi. The main highway was covered with mud and debris. In 1963, rain, hail and wind hit the Manti-Ephraim area. Hailstones were one-half inch in diameter and the gutters overflowed into the streets.
September 26
In 1927, one of the worst flash floods ever in the Uinta Basin wiped out the highway between Vernal and the Colorado State Line. In 1961, a hiking party of 26 persons was caught in a flash flood in a narrow canyon of the Virgin River in Zion National Park. Five scouts drowned. The crest of the flood reached 14 feet in some areas.
September 27
In 1911, nearly 100 fruit trees were washed down canyon streams by heavy rains in Moab. In 1919, heavy rains in Eureka washed out streets and choked culverts and bridges with gravel and rubbish. In 1982, heavy rain fell across many parts of Utah. Spanish Fork had 1.24 inches and Payson had 1.04 inches.
September 28
In 1951, Alton received 2-inch diameter hail and 2.25 inches of rain. In 1962, a rash of floods struck southern Utah. Heavy flooding was observed in Santa Clara with a road washed out and the creek out of its banks. Cedar City received an inch of rain in a short period.
September 29
In 1926, a flash flood in Farmington Creek filled the power plant intake with sand and gravel. In 1951, one of the heaviest hailstorms ever to hit the U.S. passed five miles south of Emery. Hailstones larger than half-dollars covered a strip of land 300 feet wide. Afterwards, five foot deep stacks of cherry-size hail was found.
September 30
In 1971, an early winter storm deposited 2 to 8 inches of snow along the Wasatch Front valleys. The heavy, wet snow broke the limbs off trees that were still covered with leaves. In 1986, a waterspout touched down several times over the Great Salt Lake in Weber County. OCTOBER