Colorado, 2002

Hail and High Wind in Colorado, August 26, 2002

August 26, 2002 · NWS BOU · 13 events in 6 counties and zones

12 hail, 1 high wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 1 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

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
13

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 Aug 25, 1:50 PM MST, 11 hours 24 minutes earlier.

Area forecast discussion, Aug 25, 1:50 PM MST, 11 hours 24 minutes before
NORTHEAST AND NORTH CENTRAL COLORADO AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER COLORADO
250 PM MDT SUN AUG 25 2002

CURRENT LAPS ANALYSIS SHOWS CAPES AROUND 3000 J/KG OVER THE
NORTHEAST PLAINS.  HOWEVER...CIN STILL NEAR 100.  FROM ACARS
SOUNDINGS...LOOKS LIKE A TEMP AROUND 86 OR 87 SHOULD BE ENOUGH TO
POP THE CAP OUT THERE.  WITH ANOTHER HOUR OR TWO OF HEATING THIS
SHOULD BE MET.  HOWEVER...CONSIDERING THERE IS SOME UNCERTAINTY AS
MID LEVELS HAVE WARMED A TAD...WILL WORD AS CHANCE POPS OVER THE
NORTHEAST CORNER.  ENOUGH SHEAR FOR SEVERE STORMS AGAIN IF THE CAP
BREAKS.  SHOULD AGAIN SEE SOME DEVELOPMENT OF STRATUS OVERNIGHT WITH
ENOUGH LOW LEVEL MOISTURE AND POTENTIAL THUNDERSTORM OUTFLOWS.

ON MONDAY...MESOETA IS STILL TOO DRY OVER THE HIGH PLAINS.
THEREFORE...EXPECT ENOUGH LOW LEVEL MOISTURE AND HEATING TO SPARK
ISOLATED LATE AFTERNOON STORMS WHICH SHOULD BECOME MORE NUMEROUS
DURING THE EVENING AND OVERNIGHT ON THE PLAINS AS LOW LEVEL JET
INCREASES.  TEMPS SIMILAR TO TODAY.

ON TUESDAY...MODELS SHOW QUITE A BIT OF COOLING WITH INCREASING
UPSLOPE FLOW AND PROBABLY MORE MORNING STRATUS AROUND.  QUESTION
WILL ONCE AGAIN BE WHETHER WE GET ENOUGH HEATING TO BREAK THROUGH
THE CAP.  WILL WORD AS SLIGHT CHANCE MOST AREAS EXCEPT 30% CHANCE
WORDING OVER THE MONUMENT RIDGE AREA WHERE ELEVATED HEAT SOURCE AND
LOW LEVEL CONVERGENCE MAY HELP OUT.

FOR WEDNESDAY THROUGH SUNDAY...MEDIUM RANGE MODELS ALL KEEP
SOUTHWEST FLOW ALOFT ACROSS COLORADO.  MRF EVEN INDICATES A TROPICAL
CONNECTION REACHING THE STATE BY THURSDAY OR FRIDAY.  WITH AMOUNT OF
UNCERTAINTY...CLIMATOLOGY OF SLIGHT CHANCE IS REASONABLE.  MAYBE
SOME DRYING FOR NEXT WEEKEND IF WESTERLY FLOW DEVELOPS AS MRF SHOWS.
SEASONAL TEMPS EXPECTED WITH HIGHS IN THE 80S AND LOWS IN THE 50S.

BARJENBRUCH

.DEN...NONE.

The radar

The Denver radar (KFTG), 49 km away, was scanning. The volume nearest the first event began at 08:14 UTC.

Open the radar archive at this moment

Event by event

12 hail, 1 high wind. Local standard time, as filed.

Hail, Elbert

When
August 26, 1:14 AM MST
Where
Elbert County, 2 mi E of Elizabeth
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.350, -104.567

Hail, Logan

When
August 26, 7:46 PM MST
Where
Logan County, 3 mi N of Crook
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.900, -102.800

Hail, Washington

When
August 26, 8:13 PM MST
Where
Washington County, 10 mi N of Cope
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.817, -102.850

High Wind, Phillips County

When
August 26, 8:15 PM MST
Where
Phillips County forecast zone
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
40.594, -102.358 (the zone’s center; the record gives no point)

A spotter 4 miles east of Haxtun measured a non-thunderstorm wind gust of 60 mph.

Hail, Larimer

When
August 26, 9:30 PM MST
Where
Larimer County, 2 mi NW of Ft Collins
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.600, -105.117

Hail, Larimer

When
August 26, 9:45 PM MST
Where
Larimer County, Ft Collins
Measured
1.25 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.583, -105.083

Hail, Larimer

When
August 26, 9:50 PM MST
Where
Larimer County, 3 mi NE of Ft Collins
Measured
1.5 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.617, -105.050

Hail, Larimer

When
August 26, 9:52 PM MST
Where
Larimer County, Ft Collins
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.583, -105.083

Hail, Larimer

When
August 26, 9:56 PM MST
Where
Larimer County, 1 mi W of Ft Collins
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.583, -105.100

Hail, Larimer

When
August 26, 9:59 PM MST
Where
Larimer County, 20 mi NNE of Wellington
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.967, -104.850

Hail, Larimer

When
August 26, 9:59 PM MST
Where
Larimer County, 3 mi NE of Ft Collins
Measured
1.25 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.617, -105.050

Hail, Larimer

When
August 26, 10:00 PM MST
Where
Larimer County, 7 mi NE of Ft Collins
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.650, -104.983

Hail, Weld

When
August 26, 10:00 PM MST
Where
Weld County, 2 mi ENE of Nunn
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.717, -104.733

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
High Wind
Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.

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

The same day elsewhere

More

Every storm in Colorado in 2002Every state in 2002This day in weather historyWarnings in Colorado, August 2002

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: 5313205, 5313197, 5313198, 5313199, 5313203, 5313206, 5313204, 5313200, 5313201, 5313202, 5313207, 5313208, 5313209.