Alert archive / Colorado / High Wind Warnings in 2012
High Wind Warning 11, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this high wind warning at Oct 16, 2012, 4:47 AM MDT for Boulder County, Larimer County, Colorado. It took effect at Oct 16, 2012, 12:00 PM MDT. It was in force for 9 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
- Oct 16, 2012, 4:47 AM MDT (10:47 UTC)
- In effect from
- Oct 16, 2012, 12:00 PM MDT
- Expired
- Oct 16, 2012, 9:14 PM MDT
- In force
- 9 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Larimer County, CO
The radar
The Denver radar (KFTG), 99 km from the middle of the area, began a volume at 10:52 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 00:00Z, 10.8 hours before the alert went out and 194 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
- 3738 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
633 WWUS75 KBOU 161047 NPWBOU URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 447 AM MDT TUE OCT 16 2012 ...STRONG WINDS EXPECTED IN THE NORTHERN FRONT RANGE FOOTHILLS THIS AFTERNOON AND EVENING... .A STRONG PACIFIC JET STREAM WILL BE MOVING OVER NORTHERN COLORADO LATER TODAY AND TONIGHT WHICH WILL BRING INCREASING WINDS TO THE COLORADO HIGH COUNTRY AND FOOTHILLS. DAMAGING WINDS WILL BE POSSIBLE OVER THE NORTHERN FRONT RANGE FOOTHILLS THIS AFTERNOON AND EVENING. COZ035-161900- /O.NEW.KBOU.HW.W.0011.121016T1800Z-121017T0600Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 447 AM MDT TUE OCT 16 2012 ...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT. * TIMING...STRONG AND GUSTY WINDS ARE EXPECTED TO DEVELOP DURING THE AFTERNOON HOURS...MOST LIKELY AFTER 3 PM. DAMAGING WINDS WILL THEN CONTINUE THROUGH ABOUT 9 PM BEFORE BEGINNING TO DIMINISH. * WINDS...WEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS UP TO 70 MPH BY LATE AFTERNOON. WIND GUSTS UP TO 70 MPH WILL CONTINUE INTO THE EVENING HOURS. * IMPACTS...MOTORISTS AND DRIVERS OF HIGH PROFILE VEHICLES SHOULD BE ALERT FOR DANGEROUS CROSS WINDS. FALLING TREES OR BRANCHES MAY CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. && $$
3 follow-up statements
626 WWUS75 KBOU 161807 NPWBOU URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 1207 PM MDT TUE OCT 16 2012 ...STRONG WINDS EXPECTED IN THE NORTHERN FRONT RANGE FOOTHILLS THIS AFTERNOON AND EVENING... .A STRONG PACIFIC JET STREAM WILL BE MOVING OVER NORTHERN COLORADO LATER THIS AFTERNOON AND TONIGHT WHICH WILL BRING INCREASING WINDS TO THE COLORADO HIGH COUNTRY AND FOOTHILLS. DAMAGING WINDS WILL BE POSSIBLE OVER THE NORTHERN FRONT RANGE FOOTHILLS LATE THIS AFTERNOON AND EVENING. COZ035-170215- /O.CON.KBOU.HW.W.0011.000000T0000Z-121017T0600Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 1207 PM MDT TUE OCT 16 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...STRONG AND GUSTY WINDS ARE EXPECTED TO DEVELOP DURING THE AFTERNOON HOURS...MAINLY AFTER 3 PM. * WINDS...WEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH A FEW GUSTS UP TO 75 MPH...STRONGEST DURING THE EVENING HOURS. * IMPACTS...MOTORISTS AND DRIVERS OF HIGH PROFILE VEHICLES SHOULD BE ALERT FOR DANGEROUS CROSS WINDS. FALLING TREES OR BRANCHES MAY CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY DAMAGING WINDS ARE HIGHLY LIKELY. && $$
748 WWUS75 KBOU 162225 NPWBOU URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 425 PM MDT TUE OCT 16 2012 ...STRONG WINDS STILL EXPECTED IN THE NORTHERN FRONT RANGE FOOTHILLS THOUGH THIS EVENING... ...STRONG WINDS ALSO POSSIBLE WEDNESDAY AFTERNOON ACROSS THE FAR NORTHEAST PLAINS... .A STRONG PACIFIC JET STREAM WILL MOVE OVER NORTHERN COLORADO THIS EVENING WHICH WHICH WILL BRING INCREASING WINDS TO THE COLORADO HIGH COUNTRY AND FOOTHILLS. DAMAGING WINDS ARE STILL POSSIBLE OVER THE NORTHERN FRONT RANGE FOOTHILLS THROUGH THE EVENING HOURS. STRONG WINDS WILL ALSO BE POSSIBLE ACROSS THE FAR NORTHEAST PLAINS WEDNESDAY AFTERNOON BEHIND A WEATHER DISTURBANCE. COZ035-170600- /O.CON.KBOU.HW.W.0011.000000T0000Z-121017T0600Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 425 PM MDT TUE OCT 16 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...STRONG AND GUSTY WINDS ARE EXPECTED TO DEVELOP DURING THE EARLY EVENING. * WINDS...WEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH A FEW GUSTS UP TO 75 MPH...STRONGEST DURING THE EVENING HOURS. * IMPACTS...MOTORISTS AND DRIVERS OF HIGH PROFILE VEHICLES SHOULD BE ALERT FOR DANGEROUS CROSS WINDS. FALLING TREES OR BRANCHES MAY CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY DAMAGING WINDS ARE HIGHLY LIKELY. && $$ COZ042-048-050-051-170630- /O.NEW.KBOU.HW.A.0005.121017T1800Z-121018T0000Z/ NORTHEAST WELD COUNTY-LOGAN COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...CROOK...MERINO...STERLING...PEETZ... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 425 PM MDT TUE OCT 16 2012 ...HIGH WIND WATCH IN EFFECT WEDNESDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND WATCH...WHICH IS IN EFFECT WEDNESDAY AFTERNOON. * TIMING...STRONG NORTHWEST WINDS ARE EXPECTED TO DEVELOP DURING THE AFTERNOON. * WINDS...NORTHWEST WINDS OF 25 TO 40 MPH WITH SOME GUSTS TO 60 MPH POSSIBLE DURING THE AFTERNOON. * IMPACTS...MOTORISTS AND DRIVERS OF HIGH PROFILE VEHICLES SHOULD BE ALERT FOR DANGEROUS CROSS WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A HIGH WIND WATCH MEANS THAT STRONG AND POTENTIALLY DAMAGING WINDS MAY OCCUR. PERSONS IN THE WATCH AREA SHOULD REMAIN ALERT TO THE POSSIBILITY OF HIGH WINDS AND BE PREPARED TO TAKE ACTION SHOULD HIGH WINDS DEVELOP. && $$
498 WWUS75 KBOU 170314 NPWBOU URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 914 PM MDT TUE OCT 16 2012 ...STRONG WINDS POSSIBLE WEDNESDAY AFTERNOON ACROSS THE FAR NORTHEAST PLAINS... .A STRONG PACIFIC JET STREAM WILL BE OVER NORTHERN COLORADO THROUGH WEDNESDAY. A DISTURBANCE PASSING OVERHEAD WILL HELP PUSH STRONG WINDS TO THE SURFACE ACROSS THE FAR NORTHEAST PLAINS WEDNESDAY AFTERNOON. COZ035-170415- /O.CAN.KBOU.HW.W.0011.000000T0000Z-121017T0600Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 914 PM MDT TUE OCT 16 2012 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE HIGH WIND WARNING. WINDS ARE NOW BELOW WARNING CRITERIA...HOWEVER STILL EXPECT WINDS TO GUST TO 55 MPH AT TIMES THROUGH MIDNIGHT. $$ COZ042-048-050-051-171200- /O.CON.KBOU.HW.A.0005.121017T1800Z-121018T0000Z/ NORTHEAST WELD COUNTY-LOGAN COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...CROOK...MERINO...STERLING...PEETZ... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 914 PM MDT TUE OCT 16 2012 ...HIGH WIND WATCH REMAINS IN EFFECT WEDNESDAY AFTERNOON... * TIMING...STRONG NORTHWEST WINDS ARE EXPECTED TO DEVELOP DURING THE AFTERNOON. * WINDS...NORTHWEST WINDS OF 25 TO 40 MPH WITH SOME GUSTS TO 60 MPH POSSIBLE DURING THE AFTERNOON. * IMPACTS...MOTORISTS AND DRIVERS OF HIGH PROFILE VEHICLES SHOULD BE ALERT FOR DANGEROUS CROSS WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A HIGH WIND WATCH MEANS THAT STRONG AND POTENTIALLY DAMAGING WINDS MAY OCCUR. PERSONS IN THE WATCH AREA SHOULD REMAIN ALERT TO THE POSSIBILITY OF HIGH WINDS AND BE PREPARED TO TAKE ACTION SHOULD HIGH WINDS DEVELOP. && $$
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 16, 3:52 AM MDT | Fire Weather Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 12 hr |
| Oct 16, 3:49 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 26 hr |
| Oct 16, 4:25 PM MDT | High Wind Watch | BOU | Logan, Phillips, Sedgwick, Weld | 12 hr |
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.