Arizona, 1998Flash Flood and Flooding in Arizona, July 5 to 28, 1998
July 5 to 28, 1998 · NWS FGZ · 18 events in 3 counties and zones
5 flood, 5 funnel cloud, 5 hail, 2 thunderstorm wind, 1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 11 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
Open the live radar over this ground
- Deaths
- 0
- Injuries
- 0
- Property damage
- $56,000
- Crop damage
- None recorded
- Events
- 18
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.
Event by event
5 flood, 5 funnel cloud, 5 hail, 2 thunderstorm wind, 1 flash flood. Local standard time, as filed.
Flood, Coconino
- When
- July 5, 4:30 PM MST to 5:30 PM MST
- Where
- Coconino County, Supai
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
A preliminary evacuation of the Supai Campground occurred due to rises in Supai Creek and its tributary Cataract Creek.
Flood, Yavapai
- When
- July 6, 12:00 AM MST to 2:00 AM MST
- Where
- Yavapai County, Bagdad
- Property damage
- $1,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 34.600, -112.554 (the zone’s center; the record gives no point)
Three homes and a few streets in low lying areas of Bagdad were damaged by mud and water. Observed rainfall amounts of 2 inches during the event period were reported.
Flood, Coconino
- When
- July 6, 3:20 PM MST to 4:46 PM MST
- Where
- Coconino County, Flagstaff
- Reported by
- TRAINED SPOTTER
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
A rainfall amount of 1 inch in 60 minutes was measured in east Flagstaff. Local street flooding was reported in this area.
Funnel Cloud, Coconino
- When
- July 6, 3:45 PM MST
- Where
- Coconino County, 10 mi SW of The Gap
- Reported by
- DEPT OF HIGHWAYS
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
An Arizona Dept. of Public Safety worker and a Grand Canyon Park Ranger independently reported a funnel cloud between Highway 89 and the Grand Canyon.
Hail, Coconino
- When
- July 19, 1:25 PM MST to 1:50 PM MST
- Where
- Coconino County, Flagstaff
- Measured
- 1 in hail
- Reported by
- NWS EMPLOYEE(OFF DUTY)
- Coordinates
- 35.200, -111.650
A NWS employee reported 1 inch diameter hail in the vicinity of the Flagstaff Medical Center. Several reports of marble sized hail were received during the event time.
Hail, Yavapai
- When
- July 19, 4:02 PM MST to 4:04 PM MST
- Where
- Yavapai County, Dewey
- Measured
- 0.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 34.530, -112.230
A weather spotter reported 0.75 inch diameter hail covering the ground.
Hail, Coconino
- When
- July 19, 5:05 PM MST to 5:50 PM MST
- Where
- Coconino County, 70 mi SE of Flagstaff
- Measured
- 3 in hail
- Property damage
- $47,000
- Reported by
- PARK/FOREST SERVICE
- Coordinates
- 34.480, -110.780
Hail from 1.75 to 3.0 inches in diameter fell during a 45 minute period at the Chevelon Ranger Station. 13 vehicles sustained broken windows and severe denting with a damage total of $14,800. Damage to three metal roofs totalled $32,000. Trees were stripped of needles and small branches. The hail accumulated to a depth of three inches.
Thunderstorm Wind, Yavapai
- When
- July 19, 5:59 PM MST
- Where
- Yavapai County, 15 mi SE of Camp Verde
- Property damage
- $1,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 34.420, -111.670
A weather spotter reported down power lines due to thunderstorm outflow winds.
Hail, Coconino
- When
- July 19, 7:00 PM MST
- Where
- Coconino County, 45 mi SE of Flagstaff
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 34.730, -111.080
A weather spotter reported 1.75 inch diameter hail at Clints Well.
Hail, Yavapai
- When
- July 20, 8:45 PM MST
- Where
- Yavapai County, Camp Verde
- Measured
- 1.25 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 34.570, -111.850
A weather spotter reported 1.25 inch diameter hail in Camp Verde.
Flood, Navajo
- When
- July 21, 8:25 PM MST to 9:25 PM MST
- Where
- Navajo County, Dilkon
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 35.400, -110.321 (the zone’s center; the record gives no point)
The Dilkon Police Department reported water one foot deep across the intersection of highway 87 and Navajo Route 15 as Coyote Wash flooded. Minor road damage was also reported.
Flood, Yavapai
- When
- July 22, 12:30 PM MST
- Where
- Yavapai County, Chino Vly
- Reported by
- TRAINED SPOTTER
- Coordinates
- 34.600, -112.554 (the zone’s center; the record gives no point)
Street flooding occurred in Chino after an estimated 5 inches of rain fell between 0930 and 1200.
Funnel Cloud, Coconino
- When
- July 22, 2:40 PM MST
- Where
- Coconino County, Cosnino
- Reported by
- TRAINED SPOTTER
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
Two separate spotter reports of a funnel cloud in the Cosnino Road/ Walnut Canyon area were received.
Flash Flood, Coconino
- When
- July 22, 3:45 PM MST to 6:30 PM MST
- Where
- Coconino County, Sedona
- Reported by
- UNKNOWN
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
Highway 89a just north of Sedona was closed due to mudslides and 3 feet of water across the roadway.Highway 179 in Sedona was closed due to flooding.
Funnel Cloud, Coconino
- When
- July 22, 5:50 PM MST
- Where
- Coconino County, 9 mi NE of Flagstaff
- Reported by
- GENERAL PUBLIC
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
The public reported a "low, fast rotating cloud about 100 to 200 feet above ground level, showing no other movement."
Funnel Cloud, Coconino
- When
- July 24, 10:27 AM MST
- Where
- Coconino County, 15 mi WSW of Flagstaff
- Reported by
- AIRPLANE PILOT
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
An Arizona Department of Public Safety helicopter pilot reported a funnel cloud.
Funnel Cloud, Coconino
- When
- July 24, 11:00 AM MST
- Where
- Coconino County, 4 mi NE of Flagstaff
- Reported by
- TRAINED SPOTTER
- Coordinates
- 35.839, -111.770 (the zone’s center; the record gives no point)
A weather spotter reported a short lived funnel cloud.
Thunderstorm Wind, Yavapai
- When
- July 28, 2:15 PM MST
- Where
- Yavapai County, Paulden
- Property damage
- $7,000
- Reported by
- UNKNOWN
- Coordinates
- 34.880, -112.470
A mobile home was destroyed by thunderstorm outflow winds estimated at 58 mph.
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
- Funnel Cloud
- A rotating column of cloud extending from a thunderstorm that did not reach the ground.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Hail and Damaging Winds in South Dakota, July 5, 19983 injured · $3.0 million · 4 in hail · 4 events
- Damaging Winds in Utah, July 5, 19988 injured · $53,000 · 58 kt wind · 3 events
- Flash Flooding in Nebraska, July 5, 1998$340,000 · 2 events
- Flash Flood and Flooding in Iowa, July 5, 1998$190,000 · 3 events
- Hail and Lightning Strike in Montana, July 5, 1998$110,000 · 2.75 in hail · 10 events
- Lightning Strike in Florida, July 5, 1998$100,000 · 1 event
- Damaging Wind and Heavy Rain in North Carolina, July 5, 1998$90,000 · 50 kt wind · 2 events
- Lightning Strike in Missouri, July 5, 1998$80,000 · 1 event
- Damaging Wind in Florida, July 5, 1998$50,000 · 1 event
- Damaging Wind in North Dakota, July 5, 1998$35,000 · 1 event
- Flash Flooding and Hail in Montana, July 5, 1998$10,000 · 1.75 in hail · 25 events
- Damaging Wind in Nebraska, July 5, 1998$20,000 · 55 kt wind · 1 event
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: 5660648, 5660649, 5660743, 5660650, 5660651, 5660652, 5660732, 5660744, 5660733, 5660734, 5660735, 5660736, 5660737, 5660738, 5660739, 5660740, 5660741, 5660742.