Hail in Arizona, August 23, 2003

Name: Hail in Arizona, August 23, 2003
Start: 2003-08-23T15:00
End: 2003-08-23T15:10
Location: Arizona

August 23, 2003 · NWS FGZ · 1 event in 1 county or zone

1 hail, as filed by the National Weather Service.

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 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 Aug 23, 9:45 AM MST, 5 hours 15 minutes earlier.

Area forecast discussion, Aug 23, 9:45 AM MST, 5 hours 15 minutes before

NORTHERN ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
945 AM MST SAT AUG 23 2003

.SYNOPSIS...HIGH PRESSURE CENTERED NORTHEAST OF ARIZONA WILL
CONTINUE TO CIRCULATE MOISTURE OVER THE NORTHERN ARIZONA. AFTERNOON
AND EVENING SHOWERS AND THUNDERSTORMS WILL CONTINUE EACH DAY THROUGH
THIS WEEKEND...AND INTO NEXT WEEK.

.DISCUSSION...VERY MOIST AND UNSTABLE AIRMASS ACROSS THE REGION
TODAY IN THE WAKE OF YESTERDAYS CONVECTION...AND A HUGE EVENING
COMPLEX IN NORTHERN SONORA. MOISTURE DISTRIBUTION MORE HOMOGENEOUS
THAN FRIDAY...THE EASTERN ZONES HAVE MOISTENED UP CONSIDERABLY.
ONLY FEATURE TO KEY IN ON IS ONE LAST S/WV EJECTING THROUGH THE
GREAT BASIN. MINOR JET STREAK ASSOCIATED WITH THIS LEAVES CENTRAL
AND NORTH CENTRAL ARIZONA IN MODEST DIVERGENCE THIS AFTERNOON AND
EVENING...AND THIS WILL LIKELY BE ENOUGH TO KICK OFF SIGNIFICANT
CONVECTION. DUE TO THE RAINFALL EVENTS FROM FRIDAY...WE WILL ISSUE
ANOTHER FLASH FLOOD WATCH FOR YAVAPAI/COCONINO COUNTIES TODAY
THROUGH THIS EVENING. MOISTURE REMAINS SUNDAY AND MONDAY WITH THE
POSSIBLE AID OF AN EASTERLY WAVE NEAR THE BIG BEND. HIGH POPS WILL
CONTINUE. PETERSON.

.FGZ...FFA YAVAPAI/COCONINO COUNTIES 10 AM MST UNTIL 11 PM MST.

.CODED TEMPERATURES/POPS FOR SELECTED CITIES IN NORTHERN ARIZONA

CITY             TEMPERATURES HI/LO           PROBABILITY OF PRECIP
                 TDY TON   SUN     MON        TDY TON   SUN   MON
FLAGSTAFF        078/051 075/049 074/050      040 030 050 030 050 030
WINSLOW          092/064 089/063 088/064      040 030 040 020 040 020
PRESCOTT         084/060 081/060 080/061      040 030 050 030 050 030
PAGE             094/067 091/066 090/067      020 010 030 020 030 020
WINDOW ROCK      086/054 083/053 082/054      040 030 050 030 040 030
CANYON DE CHELLY 090/062 087/061 086/062      040 030 050 030 040 030
COTTONWOOD       098/068 095/068 094/069      030 020 030 020 040 030
GRAND CANYON     082/051 079/049 078/050      030 020 050 030 040 030
GREER            075/048 072/046 071/047      050 040 050 040 050 040
HEBER            083/053 080/051 079/052      050 040 050 030 050 030
JACOB LAKE       076/051 073/049 072/050      040 030 050 030 050 030
NAVAJO N.M.      088/059 085/058 084/059      030 020 050 030 040 030
PAYSON           091/061 088/061 087/062      040 030 040 030 040 030
SEDONA           096/066 093/066 092/067      040 030 040 030 040 030
SELIGMAN         087/059 084/059 083/060      040 030 050 030 050 030
SHOW LOW         086/059 083/057 082/058      050 040 050 040 050 030
ST. JOHNS        089/059 086/058 085/059      050 040 050 030 050 030
WUPATKI N.M.     094/065 091/064 090/065      030 020 040 030 040 030

Hazardous weather outlook, Aug 23, 10:00 AM MST, 5 hours before

AZZ004>018-037>040-240200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1000 AM MST SAT AUG 23 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN
GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA.

.DAY ONE...TODAY

...FLASH FLOOD WATCH FOR ALL OF COCONINO AND YAVAPAI COUNTIES FROM
10 AM MST UNTIL 11 PM MST TODAY...

A VERY MOIST AND UNSTABLE AIRMASS EXISTS ACROSS MUCH OF THE REGION
TODAY. SHOWERS AND THUNDERSTORMS HAVE ALREADY DEVELOPED THIS MORNING
NORTH OF FLAGSTAFF...AND NEAR PRESCOTT. STRONG THUNDERSTORMS ARE
AGAIN EXPECTED TO DEVELOP BY THIS AFTERNOON...ESPECIALLY OVER
PORTIONS OF COCONINO AND YAVAPAI COUNTIES. MORE ISOLATED STRONG
STORMS WILL ALSO DEVELOP THIS AFTERNOON OVER THE REMAINDER OF THE
AREA.

STRONG STORM DEVELOPMENT OVER YAVAPAI AND COCONINO COUNTIES WILL
LEAD TO MORE HEAVY RAIN OVER PREVIOUSLY SATURATED AND FLOODED
AREAS. A FLASH FLOOD WATCH HAS BEEN ISSUED FOR ALL OF YAVAPAI AND
COCONINO COUNTIES THROUGH 11 PM MST TONIGHT.

STRONGER STORMS OUTSIDE THE FLASH FLOOD WATCH AREA MAY ALSO LEAD TO
INCREASED FLOW IN WASHES AND DRY CREEK BEDS. HOWEVER...THE CHANCES
FOR DAMAGING FLASH FLOODING ARE MUCH LESS.

ISOLATED SEVERE THUNDERSTORMS ARE ALSO POSSIBLE TODAY OVER MUCH OF
THE AREA. ASIDE FROM HEAVY RAIN...THESE STORMS WILL HAVE THE
POTENTIAL TO PRODUCE HAIL SIZES OF AROUND AN INCH.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A MOIST AND UNSTABLE AIR MASS WILL REMAIN OVER ARIZONA RESULTING IN
A CHANCE OF SHOWERS AND THUNDERSTORMS EACH DAY. FLOODING POTENTIAL
OVER THE WEEKEND WILL REMAIN MODERATE OVER YAVAPAI AND COCONINO
COUNTIES.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

DEFINITION OF HAZARDOUS WEATHER...A WEATHER EVENT POSING A THREAT
TO LIFE AND PROPERTY.

The radar

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

Open the radar archive at this moment

Event by event

1 hail. Local standard time, as filed.

Hail, Yavapai

When: August 23, 3:00 PM MST to 3:10 PM MST
Where: Yavapai County, Bagdad
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 34.567, -113.167

Dime (3/4 inch diameter) sized hail was reported in Bagdad.

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

Every storm in Arizona in 2003 Every state in 2003 This day in weather history Warnings in Arizona, August 2003

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: 5374315.