Alert archive / Colorado / Tornado Warnings in 2017
Tornado Warning 6, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Jun 5, 2017, 4:01 PM MDT for Morgan County, Colorado. It was in force for 29 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
- Jun 5, 2017, 4:01 PM MDT (22:01 UTC)
- Expired
- Jun 5, 2017, 4:30 PM MDT
- In force
- 29 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Morgan County, CO
The radar
The Denver radar (KFTG), 69 km from the middle of the area, began a volume at 22:02 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 nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 10.0 hours before the alert went out and 80 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
- 54 J/kg
- Mixed-layer CIN
- -409 J/kg
- Mixed-layer LCL
- 2055 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
039 WFUS55 KBOU 052201 TORBOU COC087-052230- /O.NEW.KBOU.TO.W.0006.170605T2201Z-170605T2230Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Denver CO 401 PM MDT MON JUN 5 2017 The National Weather Service in Denver Colorado has issued a * Tornado Warning for... West central Morgan County in northeastern Colorado... * Until 430 PM MDT * At 401 PM MDT, a severe thunderstorm capable of producing a tornado was located 5 miles northeast of Wiggins, or 10 miles west of Fort Morgan, moving northeast at 20 mph. HAZARD...Tornado. SOURCE...Weather spotters reported funnel cloud. IMPACT...Expect damage to mobile homes, roofs, and vehicles. * Locations impacted include... Wiggins and Weldona. 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 4027 10413 4039 10391 4024 10385 4014 10406 TIME...MOT...LOC 2201Z 211DEG 18KT 4027 10399 TORNADO...RADAR INDICATED HAIL...<.75IN $$ BOWEN
1 follow-up statement
125
WWUS55 KBOU 052222
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
422 PM MDT MON JUN 5 2017
COC087-052232-
/O.EXP.KBOU.TO.W.0006.000000T0000Z-170605T2230Z/
Morgan CO-
422 PM MDT MON JUN 5 2017
...THE TORNADO WARNING FOR WEST CENTRAL MORGAN COUNTY WILL EXPIRE AT
430 PM MDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning will be allowed to expire. However, gusty
winds are still possible with this thunderstorm.
LAT...LON 4027 10413 4039 10391 4024 10385 4014 10406
TIME...MOT...LOC 2222Z 211DEG 18KT 4036 10392
$$
BOWENThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 2:30 PM MDT | Special Weather Statement | BOU | Arapahoe | 45 min |
| Jun 5, 3:00 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 45 min |
| Jun 5, 3:15 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 45 min |
| Jun 5, 5:25 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 17 min |
Nearby
Tornado Warnings in Colorado, 2017Every tornado warning in 2017Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.