Alert archive / California / Red Flag Warnings in 2016
Red Flag Warning 1, NWS San Diego, CA
NWS San Diego, CA issued this red flag warning at Jul 9, 2016, 1:10 PM PDT for San Bernardino County, California. It took effect at Jul 10, 2016, 12:00 PM PDT. It was in force for 9 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
- Jul 9, 2016, 1:10 PM PDT (20:10 UTC)
- In effect from
- Jul 10, 2016, 12:00 PM PDT
- Expired
- Jul 10, 2016, 9:00 PM PDT
- In force
- 9 hr
- Issued by
- NWS San Diego, CA
County San Bernardino County, CA
The radar
The Edwards AFB radar (KEYX), 129 km from the middle of the area, began a volume at 20:09 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
Las Vegas, NV (KVEF), launched 12:00Z, 8.2 hours before the alert went out and 180 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
- 3683 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
915 WWUS86 KSGX 092010 RFWSGX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 110 PM PDT SAT JUL 9 2016 ...RED FLAG WARNING IN EFFECT FOR SUNDAY AFTERNOON AND EVENING FOR STRONG GUSTY WINDS AND LOW HUMIDITIES FOR THE SOUTHWESTERN SAN BERNARDINO COUNTY DESERT AREAS... CAZ260-100415- /O.UPG.KSGX.FW.A.0001.160710T1900Z-160711T0400Z/ /O.NEW.KSGX.FW.W.0001.160710T1900Z-160711T0400Z/ VICTOR VALLEY-APPLE VALLEY-LUCERNE VALLEY-JOHNSON VALLEY- 110 PM PDT SAT JUL 9 2016 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM PDT SUNDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITIES... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 9 PM PDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * WIND...AREAS OF SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH. * HUMIDITY...LOWEST DAYTIME HUMIDITIES OF 10 TO 15 PERCENT WITH SEVERAL HOURS OF HUMIDITIES LESS THAN 15 PERCENT DURING THE AFTERNOON AND EARLY EVENING. * OUTLOOK...LOWER HUMIDITIES FOR MONDAY...BUT WITH WEAKER WINDS. * 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 STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ MM
4 follow-up statements
359 WWUS86 KSGX 100406 RFWSGX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 906 PM PDT SAT JUL 9 2016 ...RED FLAG WARNING IN EFFECT FOR SUNDAY AFTERNOON AND EVENING FOR STRONG GUSTY WINDS AND LOW HUMIDITIES FOR THE SOUTHWESTERN SAN BERNARDINO COUNTY DESERT AREAS... CAZ260-101315- /O.CON.KSGX.FW.W.0001.160710T1900Z-160711T0400Z/ VICTOR VALLEY-APPLE VALLEY-LUCERNE VALLEY-JOHNSON VALLEY- 906 PM PDT SAT JUL 9 2016 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM PDT SUNDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITIES... * WINDS...AREAS OF SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS 35 TO 45 MPH. * HUMIDITY...LOWEST DAYTIME HUMIDITIES OF 10 TO 15 PERCENT WITH SEVERAL HOURS OF HUMIDITIES LESS THAN 15 PERCENT DURING THE AFTERNOON AND EARLY EVENING. * OUTLOOK...LOW HUMIDITIES WILL CONTINUE MONDAY...BUT WINDS WILL BE WEAKER. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ ALBRIGHT
140 WWUS86 KSGX 101033 RFWSGX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 333 AM PDT SUN JUL 10 2016 ...RED FLAG WARNING IN EFFECT FOR THIS AFTERNOON AND EVENING FOR STRONG GUSTY WINDS AND LOW HUMIDITIES FOR THE SOUTHWESTERN SAN BERNARDINO COUNTY DESERT AREAS... CAZ260-102130- /O.CON.KSGX.FW.W.0001.160710T1900Z-160711T0400Z/ VICTOR VALLEY-APPLE VALLEY-LUCERNE VALLEY-JOHNSON VALLEY- 333 AM PDT SUN JUL 10 2016 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING FOR STRONG GUSTY WINDS AND LOW HUMIDITIES... * WINDS...AREAS OF SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH. * HUMIDITY...LOWEST DAYTIME HUMIDITIES OF 10 TO 15 PERCENT WITH SEVERAL HOURS OF HUMIDITIES LESS THAN 15 PERCENT DURING THE AFTERNOON AND EARLY EVENING. * OUTLOOK...LOW HUMIDITIES WILL CONTINUE MONDAY...BUT WINDS WILL BE WEAKER. * 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 STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ 17
266 WWUS86 KSGX 102022 RFWSGX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 122 PM PDT SUN JUL 10 2016 ...RED FLAG WARNING IN EFFECT FOR THIS AFTERNOON AND EVENING FOR STRONG GUSTY WINDS AND LOW HUMIDITIES FOR THE SOUTHWESTERN SAN BERNARDINO COUNTY DESERT AREAS... CAZ260-110400- /O.CON.KSGX.FW.W.0001.000000T0000Z-160711T0400Z/ VICTOR VALLEY-APPLE VALLEY-LUCERNE VALLEY-JOHNSON VALLEY- 122 PM PDT SUN JUL 10 2016 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR STRONG GUSTY WINDS AND LOW HUMIDITIES... * WINDS...AREAS OF SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 45 MPH. * HUMIDITY...LOWEST DAYTIME HUMIDITIES OF 10 TO 15 PERCENT WITH SEVERAL HOURS OF HUMIDITIES LESS THAN 15 PERCENT DURING THE AFTERNOON AND EARLY EVENING. * OUTLOOK...LOW HUMIDITIES WILL CONTINUE MONDAY...BUT WINDS WILL BE WEAKER. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ MM
536 WWUS86 KSGX 110409 RFWSGX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 909 PM PDT SUN JUL 10 2016 .THE PASSAGE OF AN UPPER LEVEL TROUGH BROUGHT WINDY CONDITIONS IN THE HIGH DESERTS. LESS WIND IS EXPECTED ON MONDAY. CAZ260-110515- /O.EXP.KSGX.FW.W.0001.000000T0000Z-160711T0400Z/ VICTOR VALLEY-APPLE VALLEY-LUCERNE VALLEY-JOHNSON VALLEY- 909 PM PDT SUN JUL 10 2016 ...RED FLAG WARNING HAS EXPIRED FOR STRONG GUSTY WINDS AND LOW HUMIDITIES... WIND GUSTS TO AROUND 30 MPH AND DRY CONDITIONS OCCURRED TODAY IN THE HIGH DESERTS BUT LESS SEVERE FIRE WEATHER IS EXPECTED ON MONDAY SO THE WARNING HAS EXPIRED. $$ TARDY
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 4:09 AM PDT | Fire Weather Watch | SGX | San Bernardino | 9 hr |
Nearby
Red Flag Warnings in California, 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.