Alert archive / Montana / Red Flag Warnings in 2016

Red Flag Warning 9, NWS Missoula, MT

August 30, 2016Clearwater County, Idaho County, Idaho; 11 counties in Montana

NWS Missoula, MT issued this red flag warning at Aug 30, 2016, 7:48 AM PDT for Clearwater County, Idaho County, Idaho; 11 counties in Montana. It took effect at Aug 30, 2016, 11:00 AM PDT. 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
Aug 30, 2016, 7:48 AM PDT (14:48 UTC)
In effect from
Aug 30, 2016, 11:00 AM PDT
Expired
Aug 30, 2016, 6:13 PM PDT
In force
7 hr
Issued by
NWS Missoula, MT

Counties Clearwater County, ID, Idaho County, ID, Flathead County, MT, Glacier County, MT, Granite County, MT, Lake County, MT, Lewis and Clark County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT

The radar

The Missoula radar (KMSX), 27 km from the middle of the area, began a volume at 14:49 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

Spokane, WA (KOTX), launched 12:00Z, 2.8 hours before the alert went out and 173 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, Spokane, WA at 12:00Z on 2016-08-30Temperature 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, Spokane, WA at 12:00Z on 2016-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.193958Sfc1 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
3119 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
127 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

749 
WWUS85 KMSO 301448
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
848 AM MDT TUE AUG 30 2016

IDZ103-MTZ109-310300-
/O.NEW.KMSO.FW.W.0009.160830T1800Z-160831T0300Z/
CLEARWATER/NEZ PERCE-BITTERROOT-
848 AM MDT TUE AUG 30 2016 /748 AM PDT TUE AUG 30 2016/

...RED FLAG WARNING IN EFFECT FROM NOON MDT /11 AM PDT/ TODAY TO
9 PM MDT /8 PM PDT/ THIS EVENING...

* AFFECTED AREA:
   FIRE ZONE 103 (CLEARWATER/NEZ PERCE).
   FIRE ZONE 109 (BITTERROOT).

* A LINE OF SHOWERS WITH EMBEDDED THUNDERSTORMS WILL TRACK FROM
  SOUTH TO NORTH THIS AFTERNOON CREATING STRONG GUSTY WINDS. THE
  HIGHEST WIND GUSTS WILL BE ASSOCIATED WITH THIS LINE OF SHOWERS.

* WINDS: SOUTHERLY WINDS 20 TO 30 MPH WITH GUSTS RANGING FROM 35
  TO 55 MPH. ERRATIC WINDS ARE POSSIBLE NEAR THUNDERSTORMS AND
  COMPLEX TERRAIN.

* MINIMUM HUMIDITIES: 7 TO 12 PERCENT AT LOWER ELEVATIONS. 13 TO
  18 PERCENT AT HIGHER ELEVATIONS.


&&

$$

MTZ104>108-310600-
/O.NEW.KMSO.FW.W.0009.160830T2100Z-160831T0600Z/
KOOTENAI-FLATHEAD/GLACIER PARK-WEST LOLO-
SALISH AND KOOTENAI RESERVATION-EAST LOLO-
848 AM MDT TUE AUG 30 2016

...RED FLAG WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO
MIDNIGHT MDT TONIGHT...

* AFFECTED AREA:
   FIRE ZONE 104 (KOOTENAI).
   FIRE ZONE 105 (FLATHEAD/GLACIER PARK).
   FIRE ZONE 106 (WEST LOLO).
   FIRE ZONE 107 (SALISH AND KOOTENAI RESERVATION).
   FIRE ZONE 108 (EAST LOLO).

* A LINE OF SHOWERS WITH EMBEDDED THUNDERSTORMS WILL TRACK FROM
  SOUTH TO NORTH THIS AFTERNOON CREATING STRONG GUSTY WINDS. THE
  HIGHEST WIND GUSTS WILL BE ASSOCIATED WITH THIS LINE OF SHOWERS.

* WINDS: SOUTHERLY WINDS 20 TO 30 MPH WITH GUSTS RANGING FROM 35
  TO 55 MPH. ERRATIC WINDS ARE POSSIBLE NEAR THUNDERSTORMS AND
  COMPLEX TERRAIN.

* MINIMUM HUMIDITIES: 10 TO 15 PERCENT AT LOWER ELEVATIONS. 16 TO
  25 PERCENT AT HIGHER ELEVATIONS.



&&

$$
1 follow-up statement
733 
WWUS85 KMSO 310113
RFWMSO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
713 PM MDT TUE AUG 30 2016

IDZ103-MTZ109-310215-
/O.CAN.KMSO.FW.W.0009.000000T0000Z-160831T0300Z/
CLEARWATER/NEZ PERCE-BITTERROOT-
713 PM MDT TUE AUG 30 2016 /613 PM PDT TUE AUG 30 2016/

...RED FLAG WARNING IS CANCELLED...

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

$$

MTZ104>108-310215-
/O.CAN.KMSO.FW.W.0009.000000T0000Z-160831T0600Z/
KOOTENAI-FLATHEAD/GLACIER PARK-WEST LOLO-
SALISH AND KOOTENAI RESERVATION-EAST LOLO-
713 PM MDT TUE AUG 30 2016

...RED FLAG WARNING IS CANCELLED...

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

$$

The office that day

Everything else NWS Missoula, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 5:15 PM PDTSpecial Weather StatementMSOLake30 min
Aug 29, 5:30 PM PDTSpecial Weather StatementMSO30 min
Aug 29, 5:40 PM PDTSpecial Weather StatementMSOMissoula35 min
Aug 29, 5:48 PM PDTSpecial Weather StatementMSOLincoln27 min
Aug 29, 6:13 PM PDTSpecial Weather StatementMSO47 min
Aug 29, 6:14 PM PDTSpecial Weather StatementMSOFlathead46 min
Aug 29, 6:32 PM PDTSpecial Weather StatementMSOPowell43 min

Nearby

Red Flag Warnings in Montana, 2016Red Flag Warnings in Idaho, 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.