Alert archive / Colorado / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 39, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 6, 2016, 3:45 PM MDT for Clear Creek County, Gilpin County, Colorado. It was in force for 13 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 6, 2016, 3:45 PM MDT (21:45 UTC)
- Expired
- Jun 6, 2016, 3:58 PM MDT
- In force
- 13 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clear Creek County, CO, Gilpin County, CO
The radar
The Denver radar (KFTG), 84 km from the middle of the area, began a volume at 21:45 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, 9.8 hours before the alert went out and 196 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
- 2019 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
659
WUUS55 KBOU 062145
SVRBOU
COC019-047-062215-
/O.NEW.KBOU.SV.W.0039.160606T2145Z-160606T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
345 PM MDT MON JUN 6 2016
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
GILPIN COUNTY IN CENTRAL COLORADO...
NORTHEASTERN CLEAR CREEK COUNTY IN CENTRAL COLORADO...
* UNTIL 415 PM MDT
* AT 344 PM MDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ASPEN
SPRINGS...OR 30 MILES WEST OF DENVER...MOVING SOUTHEAST AT 15 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...
IDAHO SPRINGS...CENTRAL CITY...BLACK HAWK...
DUMONT AND ASPEN SPRINGS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS 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.
&&
LAT...LON 3974 10560 3989 10562 3989 10540 3974 10540
TIME...MOT...LOC 2144Z 315DEG 12KT 3983 10552
HAIL...1.00IN
WIND...60MPH
$$
COOPER1 follow-up statement
292
WWUS55 KBOU 062158
SVSBOU
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
358 PM MDT MON JUN 6 2016
COC019-047-062208-
/O.CAN.KBOU.SV.W.0039.000000T0000Z-160606T2215Z/
GILPIN CO-CLEAR CREEK CO-
358 PM MDT MON JUN 6 2016
...THE SEVERE THUNDERSTORM WARNING FOR GILPIN AND NORTHEASTERN CLEAR
CREEK COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 3974 10560 3989 10562 3989 10540 3974 10540
TIME...MOT...LOC 2154Z 315DEG 12KT 3980 10548
$$
COOPERThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 1:45 PM MDT | Special Weather Statement | BOU | Jackson | 45 min |
| Jun 6, 1:52 PM MDT | Special Weather Statement | BOU | Douglas | 23 min |
| Jun 6, 2:30 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 20 min |
| Jun 6, 3:10 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 20 min |
| Jun 6, 3:29 PM MDT | Special Weather Statement | BOU | Boulder | 31 min |
| Jun 6, 3:57 PM MDT | Severe Thunderstorm Warning | BOU | Boulder | 33 min |
| Jun 6, 4:07 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 23 min |
| Jun 6, 4:21 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 39 min |
| Jun 6, 4:29 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| Jun 6, 4:40 PM MDT | Severe Thunderstorm Warning | BOU | Clear Creek, Jefferson, Park | 34 min |
| Jun 6, 4:48 PM MDT | Areal Flood Advisory | BOU | Arapahoe, Douglas | 117 min |
| Jun 6, 4:58 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver, Douglas | 32 min |
| Jun 6, 5:44 PM MDT | Areal Flood Advisory | BOU | Arapahoe, Denver, Douglas | 2 hr |
| Jun 6, 5:44 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 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.