Alert archive / Missouri / Red Flag Warnings in 2016
Red Flag Warning 5, NWS St. Louis, MO
NWS St. Louis, MO issued this red flag warning at Nov 17, 2016, 4:02 AM CST for 5 counties in Missouri. It took effect at Nov 17, 2016, 12:00 PM CST. It was in force for 6 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 17, 2016, 4:02 AM CST (10:02 UTC)
- In effect from
- Nov 17, 2016, 12:00 PM CST
- Expired
- Nov 17, 2016, 6:00 PM CST
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
Counties Boone County, MO, Callaway County, MO, Cole County, MO, Moniteau County, MO, Osage County, MO
The radar
The St Louis radar (KLSX), 131 km from the middle of the area, began a volume at 10:00 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
Springfield, MO (KSGF), launched 00:00Z, 10.0 hours before the alert went out and 244 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
- 2579 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 201 m²/s²
- 0-3 km storm-relative helicity
- 247 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
843 WWUS83 KLSX 171002 RFWLSX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAINT LOUIS MO 402 AM CST THU NOV 17 2016 MOZ041-047>050-172215- /O.NEW.KLSX.FW.W.0005.161117T1800Z-161118T0000Z/ BOONE MO-CALLAWAY MO-COLE MO-MONITEAU MO-OSAGE MO- 402 AM CST THU NOV 17 2016 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF CENTRAL MISSOURI... THE NATIONAL WEATHER SERVICE IN SAINT LOUIS HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING. * AFFECTED AREA...IN MISSOURI...FIRE WEATHER ZONES 041...047... 048...049 AND 050. * 20 FOOT WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 22 PERCENT. * 10 HOUR FUELS...LESS THAN 9 PERCENT. * IMPACTS...THESE CONDITIONS ARE CONDUCIVE FOR THE RAPID SPREAD AND GROWTH OF UNCONTROLLED WILDFIRES. 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 DRY FUELS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ GOSSELIN
1 follow-up statement
432 WWUS83 KLSX 180003 RFWLSX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAINT LOUIS MO 603 PM CST THU NOV 17 2016 MOZ041-047>050-180115- /O.EXP.KLSX.FW.W.0005.000000T0000Z-161118T0000Z/ BOONE MO-CALLAWAY MO-COLE MO-MONITEAU MO-OSAGE MO- 603 PM CST THU NOV 17 2016 ...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE HUMIDITY FOR CENTRAL MISSOURI... CONDITIONS OVER CENTRAL MISSOURI ARE IMPROVING...SO THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE. $$ BRITT
Nearby
Red Flag Warnings in Missouri, 2016Every red flag warning in 2016
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.