Alert archive / Colorado / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 243, NWS Pueblo, CO

September 30, 2017Bent County, Kiowa County, Otero County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Sep 30, 2017, 4:08 PM MDT for Bent County, Kiowa County, Otero County, Colorado. It was in force for 52 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Sep 30, 2017, 4:08 PM MDT (22:08 UTC)
Expired
Sep 30, 2017, 5:00 PM MDT
In force
52 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Bent County, CO, Kiowa County, CO, Otero County, CO

The radar

The Pueblo radar (KPUX), 86 km from the middle of the area, began a volume at 22:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Sep 30, 4:28 PM MDTHAIL 1.751 W Las Animas, CO
Sep 30, 4:34 PM MDTHAIL 0.75Las Animas, CO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 10.1 hours before the alert went out and 199 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 12:00Z on 2017-09-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2017-09-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1551 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

596 
WUUS55 KPUB 302208
SVRPUB
COC011-061-089-302300-
/O.NEW.KPUB.SV.W.0243.170930T2208Z-170930T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
408 PM MDT SAT SEP 30 2017

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Northeastern Otero County in southeastern Colorado...
  Southwestern Kiowa County in southeastern Colorado...
  Northern Bent County in southeastern Colorado...

* Until 500 PM MDT

* At 407 PM MDT, a severe thunderstorm was located 7 miles southeast
  of Cheraw, or 9 miles northeast of North La Junta, moving northeast
  at 25 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  La Junta, North La Junta, Las Animas, Cheraw, Blue Lake, Hasty,
  John Martin Reservoir and Fort Lyon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Heavy rainfall is occurring with this storm, and may lead to flash 
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3791 10347 3809 10365 3838 10315 3812 10284
TIME...MOT...LOC 2207Z 241DEG 19KT 3805 10339 

HAIL...1.00IN
WIND...60MPH
 
$$
4 follow-up statements
800 
WWUS55 KPUB 302221
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
421 PM MDT SAT SEP 30 2017

COC011-061-089-302300-
/O.CON.KPUB.SV.W.0243.000000T0000Z-170930T2300Z/
Otero CO-Kiowa CO-Bent CO-
421 PM MDT SAT SEP 30 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM MDT
FOR EASTERN OTERO...SOUTHWESTERN KIOWA AND NORTHERN BENT COUNTIES...

At 420 PM MDT, a severe thunderstorm was located near Las Animas, or
14 miles northeast of North La Junta, moving northeast at 25 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees. 

Locations impacted include...
Las Animas, Blue Lake, Hasty, John Martin Reservoir and Fort Lyon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Heavy rainfall is occurring with this storm, and may lead to flash 
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3797 10331 3820 10346 3838 10315 3812 10284
TIME...MOT...LOC 2220Z 245DEG 21KT 3806 10329 

HAIL...1.50IN
WIND...60MPH
 
$$
912 
WWUS55 KPUB 302234
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
434 PM MDT SAT SEP 30 2017

COC011-061-089-302300-
/O.CON.KPUB.SV.W.0243.000000T0000Z-170930T2300Z/
Otero CO-Kiowa CO-Bent CO-
434 PM MDT SAT SEP 30 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM MDT
FOR EASTERN OTERO...SOUTHWESTERN KIOWA AND NORTHERN BENT COUNTIES...

At 432 PM MDT, a severe thunderstorm was located near Las Animas, or 
18 miles northeast of North La Junta, moving northeast at 25 mph.

HAZARD...60 mph wind gusts and half dollar size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
Las Animas, Blue Lake, Hasty, John Martin Reservoir and Fort Lyon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Frequent cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Heavy rainfall is occurring with this storm, and may lead to flash 
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3797 10331 3820 10346 3838 10315 3812 10284
TIME...MOT...LOC 2232Z 241DEG 19KT 3809 10322 

HAIL...1.25IN
WIND...60MPH
 
$$
650 
WWUS55 KPUB 302250
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
450 PM MDT SAT SEP 30 2017

COC011-061-089-302300-
/O.CON.KPUB.SV.W.0243.000000T0000Z-170930T2300Z/
Otero CO-Kiowa CO-Bent CO-
450 PM MDT SAT SEP 30 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM MDT
FOR EASTERN OTERO...SOUTHWESTERN KIOWA AND NORTHERN BENT COUNTIES...

At 448 PM MDT, a severe thunderstorm was located near Ft Lyon, or 24 
miles northeast of North La Junta, moving northeast at 25 mph.

HAZARD...60 mph wind gusts and half dollar size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
Hasty and Fort Lyon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3797 10331 3820 10346 3838 10315 3812 10284
TIME...MOT...LOC 2248Z 241DEG 19KT 3813 10312 

HAIL...1.25IN
WIND...60MPH
 
$$
563 
WWUS55 KPUB 302259
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
459 PM MDT SAT SEP 30 2017

COC011-061-089-302307-
/O.EXP.KPUB.SV.W.0243.000000T0000Z-170930T2300Z/
Otero CO-Kiowa CO-Bent CO-
459 PM MDT SAT SEP 30 2017

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OTERO...SOUTHWESTERN
KIOWA AND NORTHERN BENT COUNTIES WILL EXPIRE AT 500 PM MDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning will be allowed to expire.  However hail, 
gusty winds and heavy rain are still possible with this thunderstorm.

LAT...LON 3797 10331 3820 10346 3838 10315 3812 10284
TIME...MOT...LOC 2257Z 241DEG 19KT 3815 10307 

$$

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 30, 2:45 PM MDTSpecial Weather StatementPUBLas Animas45 min
Sep 30, 3:31 PM MDTSpecial Weather StatementPUBOtero44 min
Sep 30, 3:57 PM MDTSpecial Weather StatementPUBBent33 min
Sep 30, 4:16 PM MDTSpecial Weather StatementPUBOtero59 min
Sep 30, 4:57 PM MDTSpecial Weather StatementPUBKiowa93 min
Sep 30, 5:17 PM MDTSpecial Weather StatementPUBBaca88 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2017Every severe thunderstorm warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.