Alert archive / North Dakota / Red Flag Warnings in 2011
Red Flag Warning 2, NWS Bismarck, ND
NWS Bismarck, ND issued this red flag warning at May 17, 2011, 4:39 AM CDT for 6 counties in North Dakota. It took effect at May 17, 2011, 12:00 PM CDT. It was in force for 8 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
- May 17, 2011, 4:39 AM CDT (09:39 UTC)
- In effect from
- May 17, 2011, 12:00 PM CDT
- Expired
- May 17, 2011, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Bismarck, ND
Counties Bottineau County, ND, Foster County, ND, McHenry County, ND, Pierce County, ND, Rolette County, ND, Wells County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 9.7 hours before the alert went out and 166 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
- 2834 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
881 WWUS83 KBIS 170939 RFWBIS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BISMARCK ND 439 AM CDT TUE MAY 17 2011 ...RED FLAG WARNING FOR PARTS OF NORTH CENTRAL NORTH DAKOTA FROM NOON TODAY THROUGH 8 PM THIS EVENING... .A RED FLAG WARNING HAS BEEN ISSUED FOR THE TURTLE MOUNTAIN AREA AND PART OF THE DEVILS LAKE BASIN...INCLUDING BOTTINEAU...ROLETTE...MCHENRY AND PIERCE COUNTIES...AND WELLS AND FOSTER COUNTIES IN EASTERN PORTIONS OF CENTRAL NORTH DAKOTA...THIS AFTERNOON AND EVENING. THE COMBINATION OF SOUTHEAST WINDS BETWEEN 20 AND 25 MPH... MINIMUM RELATIVE HUMIDITIES OF 20 TO 25 PERCENT...AND HIGH TO VERY HIGH FIRE DANGER INDICES WILL LIKELY CONTRIBUTE TO CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING. COUNTIES INCLUDED IN THE RED FLAG WARNING INCLUDE ROLETTE... BOTTINEAU...MCHENRY...PIERCE...WELLS...AND FOSTER. RELATIVE HUMIDITIES ARE EXPECTED TO RISE DURING THE EVENING WITH WINDS DECREASING VERY GRADUALLY. NDZ037-171045- /O.CAN.KBIS.FW.A.0001.110517T1700Z-110518T0100Z/ STUTSMAN- 439 AM CDT TUE MAY 17 2011 ...FIRE WEATHER WATCH IS CANCELLED FOR FIRE WEATHER ZONE 037... THE NATIONAL WEATHER SERVICE IN BISMARCK HAS CANCELLED THE FIRE WEATHER WATCH. THIS INCLUDES THE FOLLOWING FIRE WEATHER ZONES... IN NORTH DAKOTA...37 PERCENT GREEN VALUES ARE SLIGHTLY HIGHER IN STUTSMAN COUNTY THAN FARTHER NORTH. $$ NDZ004-005-012-013-023-025-172145- /O.UPG.KBIS.FW.A.0001.110517T1700Z-110518T0100Z/ /O.NEW.KBIS.FW.W.0002.110517T1700Z-110518T0100Z/ BOTTINEAU-ROLETTE-MCHENRY-PIERCE-WELLS-FOSTER- 439 AM CDT TUE MAY 17 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE WEATHER ZONES 004...005... 012...013...023 AND 025... THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING. THE FIRE WEATHER WATCH HAS BEEN UPGRADED TO A WARNING. THIS INCLUDES THE FOLLOWING FIRE WEATHER ZONES... IN NORTH DAKOTA...4...5...12...13...23...25 COUNTIES INCLUDED ARE BOTTINEAU...ROLETTE...MCHENRY...PIERCE... AND WELLS AND FOSTER. THE COMBINATION OF SOUTHEAST WINDS BETWEEN 15 AND 25 MPH WITH GUSTS TO 30 MPH... MINIMUM RELATIVE HUMIDITIES AROUND 20 PERCENT...AND VERY HIGH FIRE DANGER INDICES WILL CONTRIBUTE TO CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ JV
2 follow-up statements
748 WWUS83 KBIS 171518 RFWBIS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BISMARCK ND 1018 AM CDT TUE MAY 17 2011 ...RED FLAG WARNING FOR PARTS OF NORTH CENTRAL NORTH DAKOTA FROM NOON TODAY THROUGH 8 PM THIS EVENING... .A RED FLAG WARNING HAS BEEN ISSUED FOR THE TURTLE MOUNTAIN AREA AND PART OF THE DEVILS LAKE BASIN...INCLUDING BOTTINEAU... ROLETTE...MCHENRY AND PIERCE COUNTIES...AND WELLS AND FOSTER COUNTIES IN EASTERN PORTIONS OF CENTRAL NORTH DAKOTA...THIS AFTERNOON AND EVENING. THE COMBINATION OF SOUTHEAST WINDS BETWEEN 20 AND 30 MPH... MINIMUM RELATIVE HUMIDITIES OF 20 TO 25 PERCENT...AND HIGH TO VERY HIGH FIRE DANGER INDICES WILL CONTRIBUTE TO CRITICAL FIRE WEATHER CONDITIONS. COUNTIES INCLUDED IN THE RED FLAG WARNING INCLUDE ROLETTE... BOTTINEAU...MCHENRY...PIERCE...WELLS...AND FOSTER. RELATIVE HUMIDITIES ARE EXPECTED TO RISE DURING THE EVENING WITH WINDS DECREASING VERY GRADUALLY. NDZ004-005-012-013-023-025-180100- /O.CON.KBIS.FW.W.0002.110517T1700Z-110518T0100Z/ BOTTINEAU-ROLETTE-MCHENRY-PIERCE-WELLS-FOSTER- 1018 AM CDT TUE MAY 17 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE WEATHER ZONES 004...005... 012...013...023 AND 025... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING. THIS INCLUDES THE FOLLOWING FIRE WEATHER ZONES... IN NORTH DAKOTA...4...5...12...13...23...25 COUNTIES INCLUDED ARE BOTTINEAU...ROLETTE...MCHENRY...PIERCE... AND WELLS AND FOSTER. THE COMBINATION OF SOUTHEAST WINDS AROUND 25 MPH WITH GUSTS TO NEAR 40 MPH...MINIMUM RELATIVE HUMIDITIES AROUND 20 PERCENT...AND VERY HIGH FIRE DANGER INDICES WILL CONTRIBUTE TO CRITICAL FIRE WEATHER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
189 WWUS83 KBIS 180122 RFWBIS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BISMARCK ND 822 PM CDT TUE MAY 17 2011 ...RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE... .OVER THE LAST FEW HOURS CONDITIONS HAVE IMPROVED. INCREASING HUMIDITIES ALONG WITH COOLING TEMPERATURES AND WEAKENING WINDS WERE SEEN ACROSS THE WARNED AREA. WITH IMPROVING CONDITIONS ACROSS THE WARNED AREA...HAVE ALLOWED FOR THE WARNING TO EXPIRE. NDZ004-005-012-013-023-025-180230- /O.EXP.KBIS.FW.W.0002.000000T0000Z-110518T0100Z/ BOTTINEAU-ROLETTE-MCHENRY-PIERCE-WELLS-FOSTER- 822 PM CDT TUE MAY 17 2011 ...RED FLAG WARNING HAS EXPIRED FOR STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE WEATHER ZONES 004...005... 012...013... 023 AND 025... THE RED FLAG WARNING IS NO LONGER IN EFFECT. THIS INCLUDES THE FOLLOWING FIRE WEATHER ZONES... IN NORTH DAKOTA...4...5...12...13...23...25 OVER THE LAST FEW HOURS CONDITIONS HAVE IMPROVED. INCREASING HUMIDITIES ALONG WITH COOLING TEMPERATURES AND WEAKENING WINDS WERE SEEN ACROSS THE WARNED AREA. $$
Nearby
Red Flag Warnings in North Dakota, 2011Every red flag warning in 2011
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.