Hail in Colorado, September 16, 2001

Name: Hail in Colorado, September 16, 2001
Start: 2001-09-16T16:40
End: 2001-09-16T18:14
Location: Colorado

September 16, 2001 · NWS PUB · 4 events in 3 counties and zones

4 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: 4

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 Pueblo, CO wrote its last area forecast discussion before the first event at Sep 16, 2:00 PM MST, 2 hours 40 minutes earlier.

Area forecast discussion, Sep 16, 2:00 PM MST, 2 hours 40 minutes before

SOUTH CENTRAL AND SOUTHEAST COLORADO AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PUEBLO COLORADO
300 PM MDT SUN SEP 16 2001

...ACTIVE WX PATTERN CONTINUES THROUGH TUESDAY..

CURRENT WATER VAPOR IMAGERY AND UPPER AIR DATA SHOWING BROAD UPPER
TROUGH ACROSS THE INTER-MOUNTAIN WEST AND GREAT BASIN REGION...WHICH
WILL MOVE ACROSS THE STATE THROUGH THE SHORT TERM. ISOLATED TO
SCATTERED SHOWERS AND THUNDERSTORMS CURRENTLY OVER WESTERN AND
CENTRAL MOUNTAINS....BEING AIDED BY UPPER LEVEL SPEED MAX MOVING
ACROSS THE COLORADO/NEW MEXICO. LEE TROUGHING ACROSS I-25 CORRIDOR
KEEPING DEW POINTS ONCE AGAIN IN THE MID TO UPPER 50S ACROSS
SOUTHEAST COLORADO WITH SOUTH TO SOUTHEAST LOW LEVEL WINDS.

MODELS IN GENERAL AGREEMENT ON WX PATTERN IN SHORT TERM...WITH UPPER
TROUGH MOVING ACROSS THE STATE TROUGH TUESDAY...WITH A BACKDOOR COLD
FRONT MOVING ACROSS THE EASTERN PLAINS DURING THE DAY MONDAY...THOUGH
FOLLOWED ETA AS IT MOVES FRONT ACROSS THE EASTERN PLAINS A TAD
FASTER...AND IS GENERALLY BETTER WITH SHALLOW FRONTS

FOR TONIGHT...MAIN UPPER TROUGH AXIS MOVES INTO WESTERN UTAH BY 12Z
MON...WITH INCREASING LIFT MOVING INTO WESTERN COLORADO...AS UPPER
SPEED MAX CO/N MEX BORDER MOVES INTO OK PANHANDLE. SCATTERED SHOWERS
ACROSS MOUNTAINS TO SPREAD ACROSS ADJACENT PLAINS. POSSIBILITY FOR
ONE OR TWO STRONG STORMS THIS EVENING ACROSS THE PLAINS...WITH
ABUNDANT LOW LEVEL MOISTURE.

MON AND MON NIGHT...UPPER TROUGH AND DYNAMICS PLOWS EASTWARD WITH
AXIS ACROSS CENTRAL COLORADO BY 06Z TUE. SURFACE LOW AND PERSISTENT
SFC BOUNDARY ACROSS EASTERN COLORADO WILL KEEP SOUTHERLY WINDS AND
WARM TEMPS ACROSS FAR EASTERN PLAINS...AS SURFACE HIGH PRESSURE
BUILDS ACROSS NORTHERN PLAINS. INCREASING DYNAMICS...ALONG WITH
WARM AIR ADVECTION WAIL HELP INITIATE SHOWERS AND THUNDERSTORMS ALONG
AND AHEAD OF FRONT. HIGH TEMPS WILL BE TRICKY AS MIXING AHEAD OF
FRONT SHOULD WARM THINGS UP. STRONG CAA BEHIND FRONT WILL KEEP
CLOUDS AND PRECIPITATION ACROSS AREA THROUGH TUESDAY MORNING. MAIN
COOLING TAKES PLACE ACROSS EASTERN PLAINS...WITH 700MB TEMPS
STAYING NEAR 4C TO 8C ACROSS THE CWA. WITH DYNAMIC COOLING...WOULD
NOT BE SURPRISED TO SEE SOME SNOW OVER THE HIGHER MOUNTAIN PEAKS MON
NIGHT.

TUESDAY AND TUESDAY NIGHT...MODELS INDICATING STRONG SUBSIDENCE
MOVING ACROSS THE AREA IN COOL NORTHWEST FLOW. WILL KEEP CHANCE POPS
GOING ACROSS THE PLAINS EARLY...WITH SLIGHT CHANCES ACROSS THE
MOUNTAINS AS ETA SHOWING 500MB COLD POOL TO MOVE ACROSS.

IN THE EXTENDED...WED THROUGH SUN...NORTHWESTERLY FLOW ALOFT ON
WEDNESDAY...BECOMES MORE ZONAL THURSDAY AND FRIDAY WITH MODELS
SHOWING WEAK DISTURBANCE MOVING THROUGH THE FLOW THURSDAY. SATURDAY
AND SUNDAY...INCREASING SOUTHWESTERLY FLOW DEVELOPS...AS TROUGH
MOVES ACROSS THE NORTHERN TIER OF STATES...POSSIBLE BRUSHING
NORTHERN COLORADO SATURDAY. WILL MENTION A SLIGHT CHANCE OF SHOWERS
ACROSS THE MOUNTAINS THURSDAY...WITH WEAK DISTURBANCE...AND KEEP
THINGS DRY ELSEWHERE. IN GENERAL...SHOULD BE A RATHER DRY AND SEASON
PERIOD.

.PUB...NONE.

MW

The radar

The Pueblo radar (KPUX), 68 km away, was scanning. The volume nearest the first event began at 23:40 UTC.

Open the radar archive at this moment

Event by event

4 hail. Local standard time, as filed.

Hail, Pueblo

When: September 16, 4:40 PM MST to 4:45 PM MST
Where: Pueblo County, 40 mi SE of Pueblo
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 37.850, -104.083

Hail, Bent

When: September 16, 5:05 PM MST to 5:10 PM MST
Where: Bent County, 2 mi SW of Las Animas
Measured: 2 in hail
Reported by: TRAINED SPOTTER
Coordinates: 38.050, -103.250

Hail, Bent

When: September 16, 5:43 PM MST to 5:48 PM MST
Where: Bent County, Mc Clave
Measured: 1.5 in hail
Reported by: TRAINED SPOTTER
Coordinates: 38.133, -102.850

Hail, Prowers

When: September 16, 6:09 PM MST to 6:14 PM MST
Where: Prowers County, 2 mi N of Lamar
Measured: 2 in hail
Reported by: TRAINED SPOTTER
Coordinates: 38.117, -102.617

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 Colorado in 2001 Every state in 2001 This day in weather history Warnings in Colorado, September 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: 5266266, 5266267, 5266268, 5266269.