Alert archive / Wisconsin / Red Flag Warnings in 2007

Red Flag Warning 4, NWS Green Bay, WI

May 5, 20074 counties in Wisconsin

NWS Green Bay, WI issued this red flag warning at May 5, 2007, 7:33 AM CDT for 4 counties in Wisconsin. It took effect at May 5, 2007, 1:00 PM CDT. It was in force for . No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 5, 2007, 7:33 AM CDT (12:33 UTC)
In effect from
May 5, 2007, 1:00 PM CDT
Expired
May 5, 2007, 12:25 PM CDT
In force
Issued by
NWS Green Bay, WI

Counties Florence County, WI, Forest County, WI, Marinette County, WI, Oconto County, WI

The radar

The Green Bay radar (KGRB), 109 km from the middle of the area, began a volume at 12:35 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 0.6 hours before the alert went out and 111 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, Green Bay/Straub, WI at 12:00Z on 2007-05-05Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2007-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -40 square meters per square second.1939Sfc1 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
2645 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-40 m²/s²
0-3 km storm-relative helicity
-11 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 
WWUS83 KGRB 051233
RFWGRB

RED FLAG WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
733 AM CDT SAT MAY 5 2007

...HIGH FIRE DANGER TO CONTINUE THROUGH THE WEEKEND...

WIZ011>013-021-073-074-052045-
/O.NEW.KGRB.FW.W.0004.070505T1800Z-070506T0100Z/
/O.EXT.KGRB.FW.A.0002.070506T0100Z-070507T0100Z/
FOREST-FLORENCE-NORTHERN MARINETTE-NORTHERN OCONTO-
SOUTHERN MARINETTE-SOUTHERN OCONTO-
733 AM CDT SAT MAY 5 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
CDT THIS EVENING...
...FIRE WEATHER WATCH NOW IN EFFECT FROM THIS EVENING THROUGH
SUNDAY EVENING...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT
THIS EVENING. THE FIRE WEATHER WATCH IS NOW IN EFFECT FROM THIS
EVENING THROUGH SUNDAY EVENING. 

DRY FUELS...BRISK WINDS...AND VERY LOW RELATIVE HUMIDITIES OF AROUND
20 PERCENT ARE EXPECTED THIS AFTERNOON AND AGAIN ON SUNDAY. THIS
WILL GENERATE CRITICAL OR NEAR- CRITICAL FIRE WEATHER CONDITIONS.
BE SURE TO MONITOR LATER FORECASTS AND STATEMENTS FOR UPDATED
INFORMATION ON THE FIRE WEATHER SITUATION.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR ARE IMMINENT. THIS INFORMATION
SHOULD BE DISSEMINATED TO ALL FIRE CONTROL PERSONNEL.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
MAY DEVELOP. THIS INFORMATION SHOULD BE DISSEMINATED TO ALL FIRE
CONTROL PERSONNEL.

$$

WIZ005-010-052045-
/O.EXT.KGRB.FW.A.0002.070505T1800Z-070507T0100Z/
VILAS-ONEIDA-
733 AM CDT SAT MAY 5 2007

...FIRE WEATHER WATCH NOW IN EFFECT FROM 1 PM CDT THIS AFTERNOON
THROUGH SUNDAY EVENING...

THE FIRE WEATHER WATCH IS NOW IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH SUNDAY EVENING. 

DRY FUELS...BRISK WINDS...AND LOW RELATIVE HUMIDITIES WILL
GENERATE CRITICAL OR NEAR-CRITICAL FIRE WEATHER CONDITIONS THE
NEXT FEW DAYS. THE WORST CONDITIONS ARE EXPECTED DURING THE
AFTERNOON AND EARLY EVENING HOURS. BE SURE TO MONITOR LATER
FORECASTS AND STATEMENTS FOR UPDATED INFORMATION ON THE FIRE
WEATHER SITUATION.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
MAY DEVELOP. THIS INFORMATION SHOULD BE DISSEMINATED TO ALL FIRE
CONTROL PERSONNEL.

$$
1 follow-up statement
000 
WWUS83 KGRB 051725
RFWGRB

RED FLAG WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
1225 PM CDT SAT MAY 5 2007

...HIGH FIRE DANGER EXPECTED ON SUNDAY...

WIZ011>013-021-073-074-060130-
/O.CAN.KGRB.FW.W.0004.070505T1800Z-070506T0100Z/
/O.EXT.KGRB.FW.A.0002.070506T1500Z-070507T0100Z/
FOREST-FLORENCE-NORTHERN MARINETTE-NORTHERN OCONTO-
SOUTHERN MARINETTE-SOUTHERN OCONTO-
1225 PM CDT SAT MAY 5 2007

...FIRE WEATHER WATCH NOW IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...
...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS CANCELLED THE RED
FLAG WARNING. THE FIRE WEATHER WATCH IS NOW IN EFFECT FROM SUNDAY
MORNING THROUGH SUNDAY EVENING. 

MOSTLY CLOUDY CONDITIONS WILL LEAD TO COOLER TEMPERATURES THIS
AFTERNOON. THEREFORE THE FIRE WEATHER WATCH AND RED FLAG WARNING
HAVE BEEN CANCELLED THIS AFTERNOON AND TONIGHT.

DRY FUELS...BRISK WINDS...AND VERY LOW RELATIVE HUMIDITIES OF
AROUND 20 PERCENT ARE EXPECTED SUNDAY MORNING THROUGH SUNDAY EVENING.
THIS WILL GENERATE CRITICAL OR NEAR-CRITICAL FIRE WEATHER
CONDITIONS. BE SURE TO MONITOR LATER FORECASTS AND STATEMENTS FOR
UPDATED INFORMATION ON THE FIRE WEATHER SITUATION.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
MAY DEVELOP. THIS INFORMATION SHOULD BE DISSEMINATED TO ALL FIRE
CONTROL PERSONNEL.

$$

WIZ005-010-060130-
/O.EXT.KGRB.FW.A.0002.070506T1500Z-070507T0100Z/
VILAS-ONEIDA-
1225 PM CDT SAT MAY 5 2007

...FIRE WEATHER WATCH NOW IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...

THE FIRE WEATHER WATCH IS NOW IN EFFECT FROM SUNDAY MORNING
THROUGH SUNDAY EVENING. 

DRY FUELS...BRISK WINDS...AND LOW RELATIVE HUMIDITIES WILL
GENERATE CRITICAL OR NEAR-CRITICAL FIRE WEATHER CONDITIONS ON SUNDAY.
THE WORST CONDITIONS ARE EXPECTED DURING THE AFTERNOON AND EARLY
EVENING HOURS. BE SURE TO MONITOR LATER FORECASTS AND STATEMENTS
FOR UPDATED INFORMATION ON THE FIRE WEATHER SITUATION.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
MAY DEVELOP. THIS INFORMATION SHOULD BE DISSEMINATED TO ALL FIRE
CONTROL PERSONNEL.

$$

KURIMSKI

Nearby

Red Flag Warnings in Wisconsin, 2007Every red flag warning in 2007

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.