Hail, Coconino
- When
- September 1, 12:30 PM MST
- Where
- Coconino County, Flagstaff
- Measured
- 1 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 35.200, -111.650
One inch diameter hail fell 10 miles northwest of Flagstaff.
Hail in Arizona, September 1, 2003
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
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 Sep 1, 9:00 AM MST, 3 hours 30 minutes earlier.
Area forecast discussion, Sep 1, 9:00 AM MST, 3 hours 30 minutes before
NORTHERN ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
900 AM MST MON SEP 01 2003
.SYNOPSIS...THE FLOW ALOFT WILL TURN TO A MOIST SOUTHEAST DIRECTION
THIS WEEK. AS A RESULT...LOOK FOR AN INCREASE IN SHOWER AND
THUNDERSTORM ACTIVITY ACROSS NORTHERN ARIZONA.
.DISCUSSION...MID LEVEL HIGH PRESSURE SYSTEM CENTERED OVER WESTERN
N.M. THIS MORNING. LOWER LEVEL WINDS HAVE SHIFTED TO A SOUTHERLY
DIRECTION PER AREA SOUNDINGS. THIS IS TAPPING INTO MOISTURE FROM AN
MCS THAT FORMED OVER NORTHERN MEX LAST NIGHT. SFC OBS SHOW DPS IN
SW AZ ON THE RISE AND GPS-IPWV INDICATING PW ALSO INCREASING.
FGZ 12Z SOUNDING CAPPED AT 500MB BUT PSR AND TUS SOUNDINGS LESS
CAPPED. EXPECT SCT CONVECTION FOR THE SOUTHERN HALF OF THE CWA
TODAY...ESPECIALLY OVER THE RIM AND WHITES. WITH MOISTURE MOVING
INTO YAVAPAI COUNTY WILL BUMP UP POPS THERE. MESO-ETA SHOWS MID
LEVEL MOISTURE CIRCULATING OVER THE CWA ALL THIS WEEK. LOOKS LIKE A
TYPICAL MONSOON SCENARIO. UPDATE OUT SHORTLY. DF
.FGZ...NONE.
.CODED TEMPERATURES/POPS FOR SELECTED CITIES IN NORTHERN ARIZONA
CITY TEMPERATURES HI/LO PROBABILITY OF PRECIP
TDY TON TUE WED TDY TON TUE WED
FLAGSTAFF 081/050 080/051 080/052 030 010 030 030 040 020
WINSLOW 092/061 092/062 092/063 000 000 010 010 010 020
PRESCOTT 088/060 087/061 087/062 030 010 030 020 030 020
PAGE 093/067 091/068 091/069 000 000 010 000 010 020
WINDOW ROCK 083/048 082/049 082/050 000 010 020 020 030 020
CANYON DE CHELLY 089/055 088/056 088/057 000 000 010 010 020 020
COTTONWOOD 099/068 098/069 098/070 020 010 030 020 030 020
GRAND CANYON 082/051 081/052 081/053 010 010 030 020 030 020
GREER 078/049 077/050 077/051 030 010 030 030 040 020
HEBER 086/053 085/054 085/055 020 010 030 030 040 020
JACOB LAKE 078/050 077/051 077/052 010 010 020 020 020 020
NAVAJO N.M. 081/054 080/055 080/056 000 000 010 010 020 020
PAYSON 091/060 091/061 091/062 030 010 030 030 030 020
SEDONA 096/067 095/068 095/069 030 010 030 030 030 020
SELIGMAN 090/058 089/059 089/060 010 010 030 030 020 020
SHOW LOW 087/059 086/060 086/061 020 010 030 030 030 020
ST. JOHNS 093/061 092/062 091/063 010 010 030 020 020 020
WUPATKI N.M. 094/063 094/064 094/065 000 000 020 010 020 020Hazardous weather outlook, Sep 1, 9:35 AM MST, 2 hours 55 minutes before
AZZ004>018-037>040-020200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 935 AM MST MON SEP 1 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA. .DAY ONE...TODAY SOUTHERLY FLOW ALOFT IS INCREASING THE MOISTURE OVER NORTHERN ARIZONA. THE POTENTIAL FOR THUNDERSTORMS TODAY IS MAINLY OVER THE MOGOLLON RIM ...THE WHITE MOUNTAINS AND YAVAPAI COUNTY. LOOK FOR THE STORMS TO DEVELOP BY LATE MORNING AND CONTINUE INTO EARLY THIS EVENING. A FEW STORMS MAY PRODUCE HEAVY RAINS AND HAIL. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY MOISTURE WILL REMAIN OVER THE REGION THROUGH THE PERIOD. THUNDERSTORMS ARE EXPECTED TO DEVELOP EACH DAY. .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 Flagstaff radar (KFSX), 81 km away, was scanning. The volume nearest the first event began at 19:32 UTC.
Event by event
1 hail. Local standard time, as filed.
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
- Rip Current in Florida, September 1, 2003
- Flash Flooding and Flooding in Indiana, September 1 to 3, 2003
- Flooding in Indiana, September 1 to 11, 2003
- Flooding in Indiana, September 1 to 4, 2003
- Rip Current in Florida, September 1, 2003
- Flooding in Indiana, September 1 to 2, 2003
- Damaging Wind in Indiana, September 1, 2003
- Wildfire in Montana, September 1 to 30, 2003
- Flooding and Damaging Winds in Ohio, September 1, 2003
- Lightning Strike in Pennsylvania, September 1, 2003
- Flash Flood in Pennsylvania, September 1 to 2, 2003
- Tropical Storm in Texas, September 1 to 2, 2003
More
Every storm in Arizona in 2003Every state in 2003This day in weather historyWarnings in Arizona, September 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: 5372055.