Alert archive / Idaho / Red Flag Warnings in 2013

Red Flag Warning 21, NWS Boise, ID

August 27, 201311 counties in Idaho

NWS Boise, ID issued this red flag warning at Aug 27, 2013, 8:00 AM MDT for 11 counties in Idaho. It took effect at Aug 27, 2013, 12:00 PM MDT. It was in force for 33 hr. 5 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 27, 2013, 8:00 AM MDT (14:00 UTC)
In effect from
Aug 27, 2013, 12:00 PM MDT
Expired
Aug 28, 2013, 9:05 PM MDT
In force
33 hr
Issued by
NWS Boise, ID

Counties Boise County, ID, Camas County, ID, Elmore County, ID, Gem County, ID, Gooding County, ID, Idaho County, ID, Jerome County, ID, Lincoln County, ID, Owyhee County, ID, Twin Falls County, ID, Valley County, ID

The radar

The Boise radar (KCBX), 82 km from the middle of the area, began a volume at 14:03 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.

What was reported inside it

TimeReportWhereRemark
Aug 27, 5:00 PM MDTHAIL 0.251 Ene Mountain Home, IDSPOTTERS REPORTED PEAS-SIZED HAIL AND LOTS OF IT...STRONG WINDS WITH BLOWING DUST...HEAVY RAIN AT TIMES WITH SIX ONE-HUNDREDTH OF AN INCH ACCUMULATION.
Aug 27, 5:00 PM MDTHAIL 0.25Mountain Home, IDPEA SIZE OR SLIGHTLY LARGER HAIL ALONG I-84 NEAR MOUNTAIN HOME. VISIBILITY DOWN TO 1/4 MILE IN BLOWING DUST.
Aug 27, 5:00 PM MDTHAIL 0.52 Nne Mountain Home, IDSPOTTER REPORTED MABLE-SIZE HAIL...HEAVY RAIN...5 MPH WINDS WITH A MIX OF BLOWING DUST AND BURN SCARE RESIDUE.
Aug 27, 5:00 PM MDTHAIL 0.5Mountain Home, IDREPORT RELAYED FROM MOUNTAIN HOME AFB.
Aug 27, 5:00 PM MDTHAIL 0.752 S Mountain Home, IDSPOTTER REPORTED 3/4 INCH HAIL...45 MPH WINDS REDUCING VIS TO 1/4 MILE AT TIMES. DAMAGE TO A LOCAL BUSINESS AND POWER OUTAGES ALSO REPORTED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Boise Airport, ID (KBOI), launched 12:00Z, 2.0 hours before the alert went out and 79 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, Boise Airport, ID at 12:00Z on 2013-08-27Temperature 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, Boise Airport, ID at 12:00Z on 2013-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 square meters per square second.1939587897Sfc1 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
2733 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
111 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.

595 
WWUS85 KBOI 271400
RFWBOI

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
800 AM MDT TUE AUG 27 2013

...A RED FLAG WARNING IS NOW IN EFFECT FOR ABUNDANT LIGHTNING
FROM THIS AFTERNOON THROUGH WEDNESDAY EVENING FOR THE EASTERN
PAYETTE NATIONAL FOREST...NORTHERN BOISE NATIONAL FOREST ...
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST...
OWYHEE MOUNTAINS...WESTERN TWIN FALLS BLM...AND SOUTHERN
HIGHLANDS...

.DEEP MONSOON MOISTURE WILL RETURN TO THE AREA TODAY THROUGH
WEDNESDAY AIDING THE DEVELOPMENT OF SCATTERED THUNDERSTORMS ACROSS
PORTIONS OF SOUTH CENTRAL IDAHO.

IDZ402-403-421-423-424-426-272200-
/O.UPG.KBOI.FW.A.0006.130827T1800Z-130829T0600Z/
/O.NEW.KBOI.FW.W.0021.130827T1800Z-130829T0600Z/
EASTERN PAYETTE NATIONAL FOREST-NORTHERN BOISE NATIONAL FOREST-
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST-
OWYHEE MOUNTAINS-WESTERN TWIN FALLS BLM-SOUTHERN HIGHLANDS-
800 AM MDT TUE AUG 27 2013

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT
WEDNESDAY NIGHT FOR LIGHTNING FOR EASTERN PAYETTE NATIONAL
FOREST...NORTHERN BOISE NATIONAL FOREST...SOUTHERN BOISE NATIONAL
FOREST/WESTERN SAWTOOTH NATIONAL FOREST...OWYHEE MOUNTAINS...
WESTERN TWIN FALLS BLM AND SOUTHERN HIGHLANDS...WHICH ARE FIRE
WEATHER ZONES 402...403...421...423...424 AND 426...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A RED FLAG
WARNING FOR LIGHTNING...WHICH IS IN EFFECT FROM NOON TODAY TO
MIDNIGHT MDT WEDNESDAY NIGHT. 

* THUNDERSTORMS...SCATTERED THUNDERSTORMS..DECREASING OVERNIGHT
  BUT BECOMING SCATTERED AGAIN ON WEDNESDAY. 

* OUTFLOW WINDS...GUSTS 40 TO 50 MPH POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. 

&&

$$


L
4 follow-up statements
645 
WWUS85 KBOI 271926
RFWBOI

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
126 PM MDT TUE AUG 27 2013

...A RED FLAG WARNING CONTINUES FOR ABUNDANT LIGHTNING THROUGH
WEDNESDAY EVENING FOR THE EASTERN PAYETTE NATIONAL
FOREST...NORTHERN BOISE NATIONAL FOREST ... SOUTHERN BOISE
NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST... OWYHEE
MOUNTAINS...WESTERN TWIN FALLS BLM...AND SOUTHERN HIGHLANDS...

IDZ402-403-421-423-424-426-281500-
/O.CON.KBOI.FW.W.0021.000000T0000Z-130829T0600Z/
EASTERN PAYETTE NATIONAL FOREST-NORTHERN BOISE NATIONAL FOREST-
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST-
OWYHEE MOUNTAINS-WESTERN TWIN FALLS BLM-SOUTHERN HIGHLANDS-
126 PM MDT TUE AUG 27 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
WEDNESDAY NIGHT FOR LIGHTNING FOR EASTERN PAYETTE NATIONAL
FOREST...NORTHERN BOISE NATIONAL FOREST...SOUTHERN BOISE NATIONAL
FOREST/WESTERN SAWTOOTH NATIONAL FOREST...OWYHEE MOUNTAINS...
WESTERN TWIN FALLS BLM AND SOUTHERN HIGHLANDS...WHICH ARE FIRE
WEATHER ZONES 402...403...421...423...424 AND 426...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY
NIGHT. 

* THUNDERSTORMS...SCATTERED THUNDERSTORMS..DECREASING OVERNIGHT
  BUT BECOMING SCATTERED AGAIN WEDNESDAY.

* OUTFLOW WINDS...GUSTS 40 TO 50 MPH POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY.

&&

$$


L
991 
WWUS85 KBOI 281406
RFWBOI

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
806 AM MDT WED AUG 28 2013

...A RED FLAG WARNING CONTINUES FOR ABUNDANT LIGHTNING THROUGH
THIS EVENING FOR THE EASTERN PAYETTE NATIONAL FOREST... NORTHERN
BOISE NATIONAL FOREST ... SOUTHERN BOISE NATIONAL FOREST/WESTERN
SAWTOOTH NATIONAL FOREST... OWYHEE MOUNTAINS... WESTERN TWIN FALLS
BLM...AND SOUTHERN HIGHLANDS...

IDZ402-403-421-423-424-426-282300-
/O.CON.KBOI.FW.W.0021.000000T0000Z-130829T0600Z/
EASTERN PAYETTE NATIONAL FOREST-NORTHERN BOISE NATIONAL FOREST-
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST-
OWYHEE MOUNTAINS-WESTERN TWIN FALLS BLM-SOUTHERN HIGHLANDS-
806 AM MDT WED AUG 28 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR LIGHTNING FOR EASTERN PAYETTE NATIONAL FOREST...NORTHERN
BOISE NATIONAL FOREST...SOUTHERN BOISE NATIONAL FOREST/WESTERN
SAWTOOTH NATIONAL FOREST...OWYHEE MOUNTAINS... WESTERN TWIN FALLS
BLM AND SOUTHERN HIGHLANDS...WHICH ARE FIRE WEATHER ZONES 402...
403...421...423...424 AND 426...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

* THUNDERSTORMS...SCATTERED THUNDERSTORMS.

* OUTFLOW WINDS...GUSTS 40 TO 50 MPH POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY.

&&

$$


L
827 
WWUS85 KBOI 282037
RFWBOI

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
237 PM MDT WED AUG 28 2013

...A RED FLAG WARNING CONTINUES FOR ABUNDANT LIGHTNING THROUGH
THIS EVENING FOR THE EASTERN PAYETTE NATIONAL FOREST... NORTHERN
BOISE NATIONAL FOREST ... SOUTHERN BOISE NATIONAL FOREST/WESTERN
SAWTOOTH NATIONAL FOREST... OWYHEE MOUNTAINS... WESTERN TWIN
FALLS BLM...AND SOUTHERN HIGHLANDS...

.A MOIST AND UNSTABLE AIRMASS REMAINS ACROSS THE AREA. STORMS
HAVE BEEN SLOW TO DEVELOP BUT STILL EXPECTED THROUGH THE EARLY
EVENING.

IDZ402-403-421-423-424-426-290600-
/O.CON.KBOI.FW.W.0021.000000T0000Z-130829T0600Z/
EASTERN PAYETTE NATIONAL FOREST-NORTHERN BOISE NATIONAL FOREST-
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST-
OWYHEE MOUNTAINS-WESTERN TWIN FALLS BLM-SOUTHERN HIGHLANDS-
237 PM MDT WED AUG 28 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR LIGHTNING FOR EASTERN PAYETTE NATIONAL FOREST...NORTHERN
BOISE NATIONAL FOREST...SOUTHERN BOISE NATIONAL FOREST/WESTERN
SAWTOOTH NATIONAL FOREST...OWYHEE MOUNTAINS... WESTERN TWIN FALLS
BLM AND SOUTHERN HIGHLANDS...WHICH ARE FIRE WEATHER ZONES 402...
403...421...423...424 AND 426...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

* THUNDERSTORMS...SCATTERED THUNDERSTORMS.

* OUTFLOW WINDS...GUSTS 40 TO 50 MPH POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY.

&&

$$


L
617 
WWUS85 KBOI 290305
RFWBOI

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
905 PM MDT WED AUG 28 2013

...RED FLAG WARNING IS CANCELLED FOR LIGHTNING FOR EASTERN
PAYETTE NATIONAL FOREST...NORTHERN BOISE NATIONAL FOREST...
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST...
OWYHEE MOUNTAINS... WESTERN TWIN FALLS BLM AND SOUTHERN
HIGHLANDS...WHICH ARE FIRE WEATHER ZONES 402... 403...421...423...
424 AND 426...

IDZ402-403-421-423-424-426-290415-
/O.CAN.KBOI.FW.W.0021.000000T0000Z-130829T0600Z/
EASTERN PAYETTE NATIONAL FOREST-NORTHERN BOISE NATIONAL FOREST-
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST-
OWYHEE MOUNTAINS-WESTERN TWIN FALLS BLM-SOUTHERN HIGHLANDS-
905 PM MDT WED AUG 28 2013

...RED FLAG WARNING IS CANCELLED FOR LIGHTNING FOR EASTERN
PAYETTE NATIONAL FOREST...NORTHERN BOISE NATIONAL FOREST...
SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST...
OWYHEE MOUNTAINS... WESTERN TWIN FALLS BLM AND SOUTHERN
HIGHLANDS...WHICH ARE FIRE WEATHER ZONES 402... 403...421...423...
424 AND 426...

THE NATIONAL WEATHER SERVICE IN BOISE HAS CANCELLED THE RED FLAG
WARNING. 

SCATTERED THUNDERSTORMS ARE NO LONGER EXPECTED THROUGH MIDNIGHT
TONIGHT. 

$$


L

The office that day

Everything else NWS Boise, ID issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 27, 4:30 PM MDTSpecial Weather StatementBOIElmore30 min
Aug 27, 4:57 PM MDTSpecial Weather StatementBOIElmore48 min
Aug 27, 5:19 PM MDTSevere Thunderstorm WarningBOIElmore26 min

Nearby

Red Flag Warnings in Idaho, 2013Every red flag warning in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.