Alert archive / Colorado / Tornado Warnings in 2024

Tornado Warning 13, NWS Denver/Boulder, CO

June 8, 2024Morgan County, Washington County, Colorado

NWS Denver/Boulder, CO issued this tornado warning at Jun 8, 2024, 4:20 PM MDT for Morgan County, Washington County, Colorado. It was in force for 25 min. 1 report 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
Jun 8, 2024, 4:20 PM MDT (22:20 UTC)
Expired
Jun 8, 2024, 4:45 PM MDT
In force
25 min
Issued by
NWS Denver/Boulder, CO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Morgan County, CO, Washington County, CO

The radar

The Denver radar (KFTG), 88 km from the middle of the area, began a volume at 22:22 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
Jun 8, 4:34 PM MDTTSTM WND GST 65Woodrow, CO

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 8, 12:26 PM MDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.3 hours before the alert went out and 280 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, N. Platte/Lee Bi, NE at 12:00Z on 2024-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 74 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 2024-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 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
74 J/kg
Mixed-layer CIN
-359 J/kg
Mixed-layer LCL
1435 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
249 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

012 
WFUS55 KBOU 082220
TORBOU
COC087-121-082245-
/O.NEW.KBOU.TO.W.0013.240608T2220Z-240608T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Denver CO
420 PM MDT Sat Jun 8 2024

The National Weather Service in Denver Colorado has issued a

* Tornado Warning for...
  Southeastern Morgan County in northeastern Colorado...
  West central Washington County in northeastern Colorado...

* Until 445 PM MDT.

* At 420 PM MDT, a severe thunderstorm capable of producing a tornado
  was located over Woodrow, or 19 miles southeast of Fort Morgan,
  moving southeast at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Woodrow around 425 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3998 10368 4006 10362 4004 10328 3982 10344
TIME...MOT...LOC 2220Z 294DEG 27KT 4001 10360 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

SCHLATTER
1 follow-up statement
934 
WWUS55 KBOU 082233
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
433 PM MDT Sat Jun 8 2024

COC087-082243-
/O.CAN.KBOU.TO.W.0013.000000T0000Z-240608T2245Z/
Morgan CO-
433 PM MDT Sat Jun 8 2024

...THE TORNADO WARNING FOR SOUTHEASTERN MORGAN COUNTY IS CANCELLED...

The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 700 PM MDT for
northeastern Colorado.

LAT...LON 3989 10338 3988 10340 3994 10355 4001 10347
      4000 10331
TIME...MOT...LOC 2233Z 294DEG 27KT 3997 10348 

$$

COC121-082245-
/O.CON.KBOU.TO.W.0013.000000T0000Z-240608T2245Z/
Washington CO-
433 PM MDT Sat Jun 8 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM MDT FOR WEST
CENTRAL WASHINGTON COUNTY...

At 433 PM MDT, a severe thunderstorm capable of producing a tornado
was located 6 miles east of Woodrow, or 19 miles southwest of Akron,
moving southeast at 30 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
west central Washington County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3989 10338 3988 10340 3994 10355 4001 10347
      4000 10331
TIME...MOT...LOC 2233Z 294DEG 27KT 3997 10348 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

SCHLATTER

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 7, 6:02 PM MDTSpecial Weather StatementBOUWeld43 min
Jun 7, 7:41 PM MDTSpecial Weather StatementBOUBroomfield, Denver49 min
Jun 7, 7:54 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe, Denver36 min
Jun 7, 9:08 PM MDTSpecial Weather StatementBOUJefferson37 min
Jun 8, 1:15 PM MDTSevere Thunderstorm WarningBOULarimer45 min
Jun 8, 1:34 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe, Elbert41 min
Jun 8, 2:06 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe, Washington39 min
Jun 8, 2:10 PM MDTSevere Thunderstorm WarningBOUArapahoe, Elbert35 min
Jun 8, 2:14 PM MDTSevere Thunderstorm WarningBOUWeld46 min
Jun 8, 2:41 PM MDTSevere Thunderstorm WarningBOUMorgan, Weld49 min
Jun 8, 2:44 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe, Washington31 min
Jun 8, 2:46 PM MDTSevere Thunderstorm WarningBOUElbert, Lincoln44 min
Jun 8, 2:53 PM MDTSevere Thunderstorm Warning Considerable damage threatBOUWeld37 min
Jun 8, 3:14 PM MDTSevere Thunderstorm WarningBOUAdams, Morgan, Washington, Weld46 min
Jun 8, 3:19 PM MDTSpecial Weather StatementBOUDenver41 min
Jun 8, 3:24 PM MDTSevere Thunderstorm Warning Considerable damage threatBOULogan, Morgan, Weld36 min
Jun 8, 3:24 PM MDTSevere Thunderstorm WarningBOULincoln36 min
Jun 8, 3:28 PM MDTSpecial Weather StatementBOUBoulder47 min
Jun 8, 3:29 PM MDTSevere Thunderstorm WarningBOUElbert, Lincoln46 min
Jun 8, 3:34 PM MDTAreal Flood AdvisoryBOUMorgan, Weld3 hr
Jun 8, 3:49 PM MDTSevere Thunderstorm Warning Destructive damage threatBOULincoln41 min
Jun 8, 3:58 PM MDTSevere Thunderstorm Warning Considerable damage threatBOUAdams, Arapahoe, Morgan, Washington47 min
Jun 8, 3:58 PM MDTSevere Thunderstorm Warning Considerable damage threatBOULincoln32 min
Jun 8, 4:17 PM MDTAreal Flood AdvisoryBOULincoln3 hr
Jun 8, 4:26 PM MDTSevere Thunderstorm WarningBOUArapahoe, Elbert, Lincoln, Washington49 min
Jun 8, 4:28 PM MDTSevere Thunderstorm Warning Considerable damage threatBOULincoln47 min
Jun 8, 4:42 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe, Elbert33 min
Jun 8, 4:55 PM MDTAreal Flood AdvisoryBOUAdams, Morgan, Washington3 hr
Jun 8, 5:07 PM MDTSevere Thunderstorm WarningBOUWashington23 min
Jun 8, 5:09 PM MDTAreal Flood AdvisoryBOUArapahoe, Elbert2 hr
Jun 8, 5:11 PM MDTSevere Thunderstorm WarningBOUArapahoe, Elbert, Lincoln, Washington49 min
Jun 8, 5:15 PM MDTSevere Thunderstorm Warning Considerable damage threatBOULincoln30 min
Jun 8, 5:24 PM MDTAreal Flood AdvisoryBOULarimer3 hr
Jun 8, 5:25 PM MDTSevere Thunderstorm Warning Considerable damage threatBOUWashington35 min
Jun 8, 5:26 PM MDTAreal Flood AdvisoryBOUWashington2 hr
Jun 8, 5:26 PM MDTSevere Thunderstorm Warning Considerable damage threatBOULincoln14 min
Jun 8, 5:39 PM MDTSevere Thunderstorm WarningBOULincoln51 min
Jun 8, 5:48 PM MDTAreal Flood AdvisoryBOUGrand112 min

Nearby

Tornado Warnings in Colorado, 2024Every tornado warning in 2024Tornadoes in 2024

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.