Alert archive / Colorado / High Wind Warnings in 2008

High Wind Warning 8, NWS Denver/Boulder, CO

November 30, 20086 counties in Colorado

NWS Denver/Boulder, CO issued this high wind warning at Nov 30, 2008, 4:58 AM MST for 6 counties in Colorado. It took effect at Nov 30, 2008, 6:00 AM MST. It was in force for 11 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
Nov 30, 2008, 4:58 AM MST (11:58 UTC)
In effect from
Nov 30, 2008, 6:00 AM MST
Expired
Nov 30, 2008, 5:00 PM MST
In force
11 hr
Issued by
NWS Denver/Boulder, CO

Counties Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO

The radar

The Denver radar (KFTG), 139 km from the middle of the area, began a volume at 11:58 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, 12.0 hours before the alert went out and 70 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, Denver, CO at 00:00Z on 2008-11-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2008-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 square meters per square second.1939587897117136156175Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1596 m above ground
0-6 km bulk shear
110 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS75 KBOU 301158
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
458 AM MST SUN NOV 30 2008

COZ042-044-048>051-302000-
/O.NEW.KBOU.HW.W.0008.081130T1300Z-081201T0000Z/
NORTHEAST WELD COUNTY-MORGAN COUNTY-LOGAN COUNTY-
WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
INCLUDING...BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...
STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS...CROOK...
MERINO...STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS...
JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE
458 AM MST SUN NOV 30 2008

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. 

NORTHWEST WINDS WILL INCREASE ACROSS NORTHEASTERN COLORADO THIS
MORNING. SPEEDS OF 30 TO 45 MPH WILL BE COMMON...WITH GUSTS AS
HIGH AS 60 MPH. THE WINDS WILL DECREASE AROUND SUNSET.

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. RESIDENTS
SHOULD SECURE LOOSE OUTDOOR ITEMS. DRIVERS OF HIGH PROFILE OR
LIGHTWEIGHT VEHICLES SHOULD USE EXTRA CAUTION OR CONSIDER DELAYING
TRAVEL DURING THE PERIOD OF STRONGEST WINDS THIS AFTERNOON. THE
HIGHWAYS WITH THE STRONGEST CROSSWINDS TODAY WILL BE INTERSTATE 76
FROM FORT MORGAN TO NEBRASKA AS WELL AS INTERSTATE 80 ACROSS THE
NEBRASKA PANHANDLE.

$$

GIMMESTAD
2 follow-up statements
000 
WWUS75 KBOU 302008
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
108 PM MST SUN NOV 30 2008

COZ042-044-048>051-010000-
/O.CON.KBOU.HW.W.0008.000000T0000Z-081201T0000Z/
NORTHEAST WELD COUNTY-MORGAN COUNTY-LOGAN COUNTY-
WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES...
RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS...
CROOK...MERINO...STERLING...PEETZ...AKRON...COPE...LAST CHANCE...
OTIS...JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE
108 PM MST SUN NOV 30 2008

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON. 

NORTHWEST WINDS WILL CONTINUE ACROSS NORTHEASTERN COLORADO THIS AFTERNOON.
SPEEDS OF 30 TO 45 MPH WILL BE COMMON...WITH GUSTS AS HIGH AS 60
MPH. THE WINDS WILL DECREASE AROUND SUNSET.

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. RESIDENTS
SHOULD SECURE LOOSE OUTDOOR ITEMS. DRIVERS OF HIGH PROFILE OR
LIGHTWEIGHT VEHICLES SHOULD USE EXTRA CAUTION OR CONSIDER
DELAYING TRAVEL DURING THE PERIOD OF STRONGEST WINDS THIS
AFTERNOON. THE HIGHWAYS WITH THE STRONGEST CROSSWINDS TODAY WILL
BE INTERSTATE 76 FROM FORT MORGAN TO NEBRASKA AS WELL AS
INTERSTATE 80 ACROSS THE NEBRASKA PANHANDLE.

$$
000 
WWUS75 KBOU 010002
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
502 PM MST SUN NOV 30 2008


COZ042-044-048>051-010115-
/O.EXP.KBOU.HW.W.0008.000000T0000Z-081201T0000Z/
NORTHEAST WELD COUNTY-MORGAN COUNTY-LOGAN COUNTY-
WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES...
RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS...
CROOK...MERINO...STERLING...PEETZ...AKRON...COPE...LAST CHANCE...
OTIS...JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE
502 PM MST SUN NOV 30 2008

...HIGH WIND WARNING HAS EXPIRED...

THE HIGH WIND WARNING IS NO LONGER IN EFFECT. 

NORTHWEST WINDS OF 20 TO 30 MPH WITH A FEW GUSTS TO 40 MPH WILL
CONTINUE EARLY THIS EVENING BEFORE DECREASING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 30, 11:03 AM MSTWinter Weather AdvisoryBOUArapahoe, Douglas, Elbert9 hr

Nearby

High Wind Warnings in Colorado, 2008Every high wind warning in 2008

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.