Alert archive / Colorado / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 23, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at May 24, 2016, 2:43 PM MDT for Weld County, Colorado. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 24, 2016, 2:43 PM MDT (20:43 UTC)
- Expired
- May 24, 2016, 3:30 PM MDT
- In force
- 47 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 50.0 mph
County Weld County, CO
The radar
The Denver radar (KFTG), 54 km from the middle of the area, began a volume at 20:47 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 24, 12:45 PM MDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 8.7 hours before the alert went out and 125 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1378 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
431
WUUS55 KBOU 242043
SVRBOU
COC123-242130-
/O.NEW.KBOU.SV.W.0023.160524T2043Z-160524T2130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
243 PM MDT TUE MAY 24 2016
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTH CENTRAL WELD COUNTY IN NORTHEASTERN COLORADO...
* UNTIL 330 PM MDT
* AT 241 PM MDT...A SEVERE THUNDERSTORM WAS LOCATED 4 MILES EAST OF
PLATTEVILLE...OR 13 MILES SOUTH OF GREELEY...MOVING NORTHEAST AT 25
MPH.
HAZARD...PING PONG BALL SIZE HAIL. THE STORM MAY ALSO PRODUCE A
PERIOD OF HEAVY RAINFALL.
SOURCE...RADAR INDICATED.
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT
DAMAGE TO ROOFS...SIDING...WINDOWS AND VEHICLES.
* LOCATIONS IMPACTED INCLUDE...
EVANS...PLATTEVILLE...LA SALLE...KERSEY...GILCREST...GILL...
BARNESVILLE AND MILTON RESERVOIR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM MDT FOR NORTHEASTERN
COLORADO.
LAT...LON 4014 10475 4025 10489 4055 10441 4029 10423
TIME...MOT...LOC 2041Z 235DEG 21KT 4022 10474
HAIL...1.50IN
WIND...<50MPH
$$
DANKERS2 follow-up statements
391
WWUS55 KBOU 242116
SVSBOU
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
316 PM MDT TUE MAY 24 2016
COC123-242130-
/O.CON.KBOU.SV.W.0023.000000T0000Z-160524T2130Z/
WELD CO-
316 PM MDT TUE MAY 24 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM MDT
FOR SOUTHWESTERN WELD COUNTY...
AT 314 PM MDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MILTON
RESERVOIR...OR 13 MILES SOUTH OF GREELEY...MOVING NORTHEAST AT 5 MPH.
HAZARD...QUARTER SIZE HAIL. THIS STORM WILL ALSO PRODUCE A PERIOD OF
HEAVY RAINFALL...UP TO A HALF INCH IN 15 MINUTES. BRIEF
FUNNEL CLOUDS MAY ALSO DEVELOP.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
LOCATIONS IMPACTED INCLUDE...
EVANS...PLATTEVILLE...LA SALLE...KERSEY...GILCREST...GILL...
BARNESVILLE AND MILTON RESERVOIR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM MDT FOR NORTHEASTERN
COLORADO.
LAT...LON 4014 10475 4025 10489 4055 10441 4029 10423
TIME...MOT...LOC 2114Z 234DEG 6KT 4024 10468
HAIL...1.00IN
WIND...<50MPH
$$
DANKERS289
WWUS55 KBOU 242127
SVSBOU
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
327 PM MDT TUE MAY 24 2016
COC123-242137-
/O.EXP.KBOU.SV.W.0023.000000T0000Z-160524T2130Z/
WELD CO-
327 PM MDT TUE MAY 24 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WELD COUNTY WILL
EXPIRE AT 330 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...SMALL
HAIL AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM MDT FOR NORTHEASTERN
COLORADO.
LAT...LON 4014 10475 4025 10489 4055 10441 4029 10423
TIME...MOT...LOC 2126Z 235DEG 21KT 4024 10468
$$
DANKERSThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 1:30 AM MDT | Severe Thunderstorm Warning | BOU | Washington | 30 min |
| May 24, 1:30 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 30 min |
| May 24, 1:59 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Broomfield, Jefferson | 31 min |
| May 24, 2:05 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver | 25 min |
| May 24, 2:30 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Broomfield, Weld | 45 min |
| May 24, 3:58 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 32 min |
| May 24, 4:36 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 24 min |
| May 24, 4:58 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 32 min |
| May 24, 5:18 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Washington | 27 min |
| May 24, 5:31 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 29 min |
| May 24, 5:44 PM MDT | Tornado Warning | BOU | Adams, Morgan | 31 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 2016Every severe thunderstorm warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.