Hail, Larimer
- When
- May 26, 2:05 PM MST
- Where
- Larimer County, Ft Collins
- Measured
- 1 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 40.583, -105.083
Hail in Colorado, May 26, 2001
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 Denver/Boulder, CO wrote its last area forecast discussion before the first event at May 26, 1:58 PM MST, 7 minutes earlier.
Area forecast discussion, May 26, 1:58 PM MST, 7 minutes before
NORTHEAST AND NORTH CENTRAL COLORADO AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DENVER COLORADO 258 PM MDT SAT MAY 26 2001 SHORT TERM DISCUSSION: RADAR SHOWING SOME CONVECTION GOING ON... BEST COVERAGE NOW OVER LARIMER AND WELD COUNTIES. CONSIDERING LOW LEVEL MOISTURE AND HEATING...BEST POPS WILL BE OVER THE URBAN CORRIDOR AND THE PALMER RIDGE...LITTLE EXPECTED OUT OVER THE NORTHEAST CORNER WHERE PLENTY OF CIN REMAINS. PLENTY OF MIDDLE AND UPPER LEVEL CLOUDINESS UP STREAM WITH THE UPPER RIDGE...WILL NOT CLEAR THINGS OUT OVERNIGHT ANYWHERE. AS A RESULT...TEMPERATURES TO BE A BIT WARMER OVERNIGHT. LONG TERM DISCUSSION: THE UPPER RIDGE AXIS HANGS BACK OVER WESTERN COLORADO UNTIL SUNDAY NIGHT THEN PUSHES EASTWARD OUR WAY. BY MIDDAY MONDAY THE RIDGE AXIS IS OVER EASTERN COLORADO WITH AN UPPER TROUGH MOVING INTO WESTERN COLORADO MONDAY OVERNIGHT. THIS HAS SLOWED DOWN QUITE A BIT FROM YESTERDAYS RUNS. GRIDS SHOW A FRONT MOVING INTO THE NORTHEAST BY SUNDAY AFTERNOON. THE THETA-E GRIDS ARE SHOWING DECENT LOW LEVEL MOISTURE FLUSHING WAY EAST...THEN SOUTH BY AFTERNOON. DIV-Q GRIDS SHOW LITTLE IN THE WAY OF ANY FORCING THROUGH THE PERIOD. WILL KEEP SOME POPS IN ALL AREAS ON SUNDAY NONE THE LESS. ON MONDAY...GRIDS SHOW DECENT LOW LEVEL SOUTHEASTERLY FLOW FOR THE PLAINS. CROSS SECTIONS SHOW DECENT POTENTIAL INSTABILITY ...AND A GOOD THETA-E AXIS OVER THE PLAINS. TROUBLE IS...THERE WILL BE CONSIDERABLY LESS HEATING. MORE MOISTURE AND CLOUDS ON MONDAY. WILL KEEP SCATTERED POPS IN AT THIS TIME. FOR TEMPERATURES... GRIDS ARE STILL SHOWING SUNDAY THE WARMEST DAY...WITH HIGHS ABOUT 1.0-4.0 C WARMER THEN TODAY. THATS NOT CONSIDERING CLOUD COVER. FRO MONDAY...THE GRIDS GIVE THAT BACK AND RETURN TO READINGS SLIGHTLY COOLER THEN TODAY. IN THE EXTENDED PERIOD...FROM LOOKING AT SEVERAL OF THE MEDIUM RANGE MODELS...AN UPPER TROUGH PUSHES THROUGH ON TUESDAY...THEN NORTHWESTERLY FLOW ALOFT IS OVER US INTO FRIDAY...BEFORE AN UPPER RIDGE GETS BACK IN HERE ON FRIDAY. HOWEVER...THE 12Z AVN DIFFERS GREATLY FROM THE 00Z MRF RUN. IT SHOWS A STRONG UPPER TROUGH/CLOSED LOW MOVING SOUTHWARD RIGHT AT US FOR THURSDAY. THEY ALSO SHOW A DECENT COLD FRONT IN HERE FOR LATE TUESDAY/EARLY WEDNESDAY...THEN ANOTHER ON THURSDAY. CURRENT EXTENDED NOT TO BAD WILL KEEP SOME KIND OF POPS GOING THROUGHOUT ALL THE PERIODS. AFTER ALL IT IS LATE MAY/EARLY JUNE. RJK .DEN...NONE.
In the hours before
Special weather statement, May 26, 9:05 AM MST, 5 hours before
COZ030>051-262000- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER CO 1005 AM MDT SAT MAY 26 2001 THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES ADAMS ARAPAHOE BOULDER CLEAR CREEK DENVER DOUGLAS ELBERT GILPIN GRAND JACKSON JEFFERSON LARIMER LINCOLN LOGAN MORGAN PARK PHILLIPS SEDGWICK SUMMIT WASHINGTON WELD SYNOPSIS: MOISTURE CONTINUES TO GRADUALLY INCREASE ACROSS THE AREA BUT TEMPERATURES ON THE PLAINS ARE STILL MARGINAL FOR THUNDERSTORM INITIATION. A WEAK UPPER LEVEL DISTURBANCE WILL MOVE ACROSS THE FORECAST AREA THIS EVENING. SCATTERED THUNDERSTORMS WILL DEVELOP OVER THE MOUNTAINS THIS AFTERNOON...SPREADING ONTO THE PLAINS THIS EVENING. UPSLOPE WINDS AND A BIT MORE MOISTURE WILL PROVIDE A FOCUS FOR A FEW STRONG TO SEVERE STORMS TO DEVELOP FROM JEFFERSON COUNTY ACROSS DOUGLAS AND ELBERT COUNTIES. THE MAIN THREAT WILL BE HAIL UP TO AN INCH IN DIAMETER...BUT BRIEF HEAVY RAIN AND WIND GUSTS TO 60 MPH ARE ALSO POSSIBLE. SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON. GIMMESTAD t
Special weather statement, May 26, 12:40 PM MST, 1 hour 25 minutes before
COZ030>051-262200- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER CO 140 PM MDT SAT MAY 26 2001 THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES ADAMS ARAPAHOE BOULDER CLEAR CREEK DENVER DOUGLAS ELBERT GILPIN GRAND JACKSON JEFFERSON LARIMER LINCOLN LOGAN MORGAN PARK PHILLIPS SEDGWICK SUMMIT WASHINGTON WELD SYNOPSIS: THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER THE MOUNTAINS THIS AFTERNOON...AND WILL SPREAD ONTO THE PLAINS BY THIS EVENING. AN UPPER LEVEL DISTURBANCE WILL MOVE ACROSS THE NORTHERN MOUNTAINS AND ONTO THE PLAINS THIS EVENING AIDING THUNDERSTORM DEVELOPMENT IN THOSE AREAS...WHILE UPSLOPE WINDS WILL PRODUCE STORMS SOUTH AND WEST OF THE DENVER AREA. IT APPEARS THAT THESE ELEMENTS WILL NOT COME TOGETHER TO PRODUCE SEVERE THUNDERSTORMS...BUT SMALL HAIL AND WIND GUSTS TO 50 MPH ARE POSSIBLE WITH A FEW OF THE STORMS TODAY. SPOTTER ACTIVATION WILL NOT BE NEEDED THIS AFTERNOON. GIMMESTAD
The radar
The Cheyenne radar (KCYS), 67 km away, was scanning. The volume nearest the first event began at 21:07 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
- Tornadoes and Hail in Indiana, May 26, 2001
- Tornado and Hail in Texas, May 26, 2001
- Lightning Strike in Pennsylvania, May 26, 2001
- Hail and Damaging Wind in Texas, May 26, 2001
- Hail and Damaging Winds in Texas, May 26, 2001
- Damaging Winds in Ohio, May 26, 2001
- Damaging Wind in Louisiana, May 26, 2001
- Tornado and Hail in Maryland, May 26, 2001
- Hail and Damaging Wind in Texas, May 26, 2001
- Hail in Virginia, May 26, 2001
- Heavy Rain in New Jersey, May 26, 2001
- Flash Flooding and Hail in Virginia, May 26, 2001
More
Every storm in Colorado in 2001Every state in 2001This day in weather historyWarnings in Colorado, May 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: 5250149.