Alert archive / Alabama / Red Flag Warnings in 2015
Red Flag Warning 1, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Jan 7, 2015, 2:39 PM CST for 10 counties in Alabama. It took effect at Jan 8, 2015, 10:00 AM CST. It was in force for 7 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
- Jan 7, 2015, 2:39 PM CST (20:39 UTC)
- In effect from
- Jan 8, 2015, 10:00 AM CST
- Expired
- Jan 8, 2015, 5:00 PM CST
- In force
- 7 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL
The radar
The Mobile radar (KMOB), 138 km from the middle of the area, began a volume at 20:44 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
Birmingham, AL (KBMX), launched 12:00Z, 8.7 hours before the alert went out and 182 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
- 1984 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- -185 m²/s²
- 0-3 km storm-relative helicity
- -91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
018 WWUS84 KMOB 072039 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 239 PM CST WED JAN 7 2015 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 5 PM CST THURSDAY FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA FOR RELATIVE HUMIDITY VALUES AT OR BELOW 24 PERCENT FOR 4 OR MORE HOURS... .DISCUSSION...ARCTIC HIGH PRESSURE BUILDS INTO THE REGION THROUGH THURSDAY AND USHERS VERY COLD AND DRY AIR INTO THE REGION. RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP TO AROUND 20 PERCENT ACROSS MUCH OF THE REGION THURSDAY AFTERNOON. A RED FLAG WARNING HAS BEEN ISSUED FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA THURSDAY FOR A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY. OTHER CRITERIA ARE CURRENTLY NOT EXPECTED TO BE MET ACROSS THE NORTHWEST FLORIDA PANHANDLE AND SOUTHEAST MISSISSIPPI THURSDAY. ALZ051>064-081245- /O.UPG.KMOB.FW.A.0001.150108T1600Z-150108T2300Z/ /O.NEW.KMOB.FW.W.0001.150108T1600Z-150108T2300Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN- 239 PM CST WED JAN 7 2015 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 5 PM CST THURSDAY FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA FOR RELATIVE HUMIDITY VALUES AT OR BELOW 24 PERCENT FOR 4 OR MORE HOURS... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM TO 5 PM CST THURSDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * RELATIVE HUMIDITY: BELOW 24 PERCENT FOR 4 OR MORE HOURS. * WINDS: NORTHEAST TO EAST 5 TO 10 MPH...EXCEPT 10 TO 15 MPH NEAR THE COAST. * IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
1 follow-up statement
697 WWUS84 KMOB 081137 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 537 AM CST THU JAN 8 2015 ...A RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 5 PM CST THURSDAY FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA FOR RELATIVE HUMIDITY VALUES AT OR BELOW 24 PERCENT FOR 4 OR MORE HOURS... .DISCUSSION...A COLD SURFACE RIDGE OF HIGH PRESSURE WILL CONTINUE TO SETTLE OVER THE SOUTHEAST AND CENTRAL GULF COAST STATES TODAY AND WILL KEEP A COLD AND VERY DRY AIRMASS IN PLACE ACROSS OUR AREA THROUGH THIS AFTERNOON. RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP TO AROUND 20 PERCENT ACROSS THE AREA THIS AFTERNOON...AND A RED FLAG REMAINS IN EFFECT FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA TODAY FOR A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY. OTHER CRITERIA ARE CURRENTLY NOT EXPECTED TO BE MET ACROSS THE NORTHWEST FLORIDA PANHANDLE AND SOUTHEAST MISSISSIPPI. ALZ051>064-082300- /O.CON.KMOB.FW.W.0001.150108T1600Z-150108T2300Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN- 537 AM CST THU JAN 8 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CST THIS AFTERNOON FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA FOR RELATIVE HUMIDITY VALUES AT OR BELOW 24 PERCENT FOR 4 OR MORE HOURS... * RELATIVE HUMIDITY: FALLING TO AROUND 20 PERCENT FOR 4 OR MORE HOURS. * WINDS: NORTHEAST TO EAST 5 TO 10 MPH OVER INLAND AREAS. NORTHEAST WINDS AROUND 15 MPH EARLY THIS MORNING NEAR THE COAST...BECOMING EAST AND DECREASING TO AROUND 10 MPH LATE THIS MORNING AND THIS AFTERNOON. * IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 7, 3:20 AM CST | Gale Warning | MOB | 27 hr | |
| Jan 7, 3:20 AM CST | Small Craft Advisory | MOB | 33 hr | |
| Jan 7, 3:49 AM CST | Hard Freeze Warning | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 30 hr |
| Jan 7, 3:49 AM CST | Wind Chill Advisory | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 30 hr |
| Jan 7, 3:49 AM CST | Wind Advisory | MOB | 20 hr |
Nearby
Red Flag Warnings in Alabama, 2015Every red flag warning in 2015
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.