Alert archive / Colorado / High Wind Warnings in 2012
High Wind Warning 9, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this high wind warning at Apr 15, 2012, 10:10 AM MDT for 8 counties in Colorado. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 15, 2012, 10:10 AM MDT (16:10 UTC)
- Expired
- Apr 15, 2012, 2:12 PM MDT
- In force
- 4 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Elbert County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 109 km from the middle of the area, began a volume at 16:07 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 (KDNR), launched 12:00Z, 4.2 hours before the alert went out and 34 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
- 1028 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
875 WWUS75 KBOU 151610 NPWBOU URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 1010 AM MDT SUN APR 15 2012 ...STRONG WINDS OVER THE NORTHEAST PLAINS TODAY... .VERY STRONG NORTHERLY WINDS ARE EXPECTED ACROSS THE NORTHEAST PLAINS OF COLORADO TODAY. NORTH TO NORTHWEST WINDS 30 TO 45 MPH WILL OCCUR WITH SOME GUSTS TO 60 MPH. THE WIND WILL BE STRONGEST NEAR THE NEBRASKA AND KANSAS BORDERS. DRIVERS OF LIGHTWEIGHT OR HIGH PROFILE VEHICLES...IN PARTICULAR ALONG INTERSTATE 76...WILL BE ESPECIALLY SUSCEPTIBLE TO STRONG AND SUDDEN CROSSWINDS. COZ042-044-046-048>051-160000- /O.NEW.KBOU.HW.W.0009.120415T1610Z-120416T0000Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO...STERLING... PEETZ...AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID... SEDGWICK...AMHERST...HAXTUN...HOLYOKE 1010 AM MDT SUN APR 15 2012 ...HIGH WIND WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * TIMING...STRONG WINDS WILL CONTINUE UNTIL MID AFTERNOON...THEN START TO DECREASE. * WINDS...NORTH TO NORTHWEST WINDS 30 TO 45 MPH CAN BE EXPECTED WITH GUSTS TO AROUND 60 MPH. * IMPACTS...DRIVERS OF LIGHTWEIGHT AND HIGH PROFILE VEHICLES... ESPECIALLY ALONG INTERSTATE 76...WILL HAVE TO EXERCISE EXTREME CAUTION AND BE PREPARED FOR STRONG AND SUDDEN CROSSWINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. && $$
1 follow-up statement
289 WWUS75 KBOU 152012 NPWBOU URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 212 PM MDT SUN APR 15 2012 .ALTHOUGH IT WILL REMAIN WINDY ACROSS THE NORTHEAST PLAINS OF COLORADO THIS AFTERNOON...THE WIND IS NO LONGER EXPECTED TO REACH WARNING CRITERIA. THEREFORE THE HIGH WIND WARNING HAS BEEN CANCELLED. COZ042-044-046-048>051-152115- /O.CAN.KBOU.HW.W.0009.000000T0000Z-120416T0000Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO...STERLING... PEETZ...AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID... SEDGWICK...AMHERST...HAXTUN...HOLYOKE 212 PM MDT SUN APR 15 2012 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE HIGH WIND WARNING. $$
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 2:51 PM MDT | Special Weather Statement | BOU | Adams | 24 min |
Nearby
High Wind Warnings in Colorado, 2012Every high wind warning in 2012
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.