Name: Hail in Arizona, July 5, 2001
Start: 2001-07-05T12:30
End: 2001-07-05T12:30
Location: Arizona

Where it happened

Every event with a place to put it. 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

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 1

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 FGZ wrote it up.

The Happy Jack Ranger Station reported 0.75 to 1.00 inch hail at 1230 PM. They also had 0.82 inches of rain with the thunderstorm.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Flagstaff, AZ wrote its last area forecast discussion before the first event at Jul 5, 9:00 AM MST, 3 hours 30 minutes earlier.

Area forecast discussion, Jul 5, 9:00 AM MST, 3 hours 30 minutes before

NORTHERN ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
900 AM MST THU JUL 05 2001

SYNOPSIS...HIGH PRESSURE ALOFT WILL SHIFT EASTWARD OVER THE NEXT FEW
DAYS. THIS WILL RESULT IN AN INCREASINGLY MOIST SOUTHERLY FLOW INTO
ARIZONA. LOOK FOR DAILY SHOWERS AND THUNDERSTORMS OVER NORTHERN
ARIZONA TO CONTINUE INTO NEXT WEEK.

DISCUSSION...UPPER RIDGE CENTERED OVER COLORADO THIS MORNING. MODELS
IN GENERAL AGREEMENT IN MOVING THIS FEATURE EASTWARD OVER THE NEXT
TWO DAYS. FOR TODAY MID TO UPPER FLOW WILL REMAIN SOUTHEASTERLY WITH
THE MAIN THUNDERSTORM ACTIVITY OVER THE WESTERN THIRD OF THE COUNTY
WARNING AREA (CWA) WHERE THE HIGHEST MOISTURE VALUES ARE LOCATED. THIS
INCLUDES THE WESTERN MOGOLLON RIM...YAVAPAI COUNTY...THE COCONINO
PLATEAU...GRAND CANYON COUNTRY AND THE KAIBAB PLATEAU. THE REMAINDER
OF THE AREA WILL SEE JUST ISOLATED THUNDERSTORMS AS DRIER AIR
CONTINUES TO FEED IN FROM NEW MEXICO. ON FRIDAY AND SATURDAY A WEAK TROUGH
(CURRENTLY ALONG THE BAJA CALIFORNIA COAST) WILL MOVE NORTHWARD
ACROSS WESTERN ARIZONA AND SOUTHERN CALIFORNIA. THE NET RESULT WILL
BE A DEEPENING AND STRENGTHENING SOUTHERLY FLOW. PRECIPITABLE WATER
VALUES IN SOUTHERN ARIZONA ARE IN THE 1.50 TO 2.00 INCH RANGE TODAY AND
THIS MOISTURE WILL BE ADVECTED ACROSS NORTHERN ARIZONA ON FRIDAY AND
SATURDAY. AS A RESULT...COULD SEE THE MOST SIGNIFICANT THREAT OF
FLASH FLOOD PRODUCING THUNDERSTOR|MS THIS SEASON. OTHERWISE...WITH
MORE MOISTURE AND CLOUDS DAYTIME TEMPERATURES WILL GRADUALLY LOWER
WITH GENERALLY LIGHT WINDS. CURRENT FORECAST IN GOOD SHAPE.

MCCOLLUM

.FGZ...NONE.

In the hours before

Special weather statement, Jul 5, 9:28 AM MST, 3 hours 2 minutes before

AZZ004>018-037>040-051930-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
930 PM MST THU JUL 05 2001

...ISOLATED SEVERE THUNDERSTORMS OVER WESTERN YAVAPAI AND COCONINO
COUNTIES LATER THIS AFTERNOON AND INTO THE EVENING...

DISCUSSION...SCATTERED THUNDERSTORMS ARE EXPECTED TO FORM THIS
AFTERNOON...MAINLY OVER THE KAIBAB PLATEAU...GRAND CANYON COUNTRY
AND WESTERN MOGOLLON RIM. SOUTHEAST FLOW ALOFT WILL PUSH THESE STORMS
INTO THE LOWER TERRAIN OF WESTERN YAVAPAI AND COCONINO COUNTIES BY
MID AFTERNOON. AS THE STORMS MOVE INTO DEEPER MOISTURE A FEW WILL
BECOME SEVERE WITH THE MAIN THREAT BEING WIND GUSTS OF 50 TO 60 MPH.
STORMS WILL ALSO BE CAPABLE OF PRODUCING DOWNPOURS OF 1 TO 2 INCHES BUT
WIDESPREAD HEAVY RAINFALL IS NOT ANTICIPATED. STORMS SHOULD
CONTINUE INTO THE EVENING HOURS BEFORE DIMINISHING.

The radar

The Flagstaff radar (KFSX), 27 km away, was scanning. The volume nearest the first event began at 19:27 UTC.

Open the radar archive at this moment

Event by event

1 hail. Local standard time, as filed.

Hail, Coconino

When: July 5, 12:30 PM MST
Where: Coconino County, Happy Jack
Measured: 1 in hail
Reported by: TRAINED SPOTTER
Coordinates: 34.750, -111.400

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

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

The same day elsewhere

More

Every storm in Arizona in 2001 Every state in 2001 This day in weather history Warnings in Arizona, July 2001

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: 5253675.