Alert archive / Wyoming / Red Flag Warnings in 2016

Red Flag Warning 10, NWS Riverton, WY

July 17, 2016Fremont County, Natrona County, Wyoming

NWS Riverton, WY issued this red flag warning at Jul 17, 2016, 9:24 PM MDT for Fremont County, Natrona County, Wyoming. It took effect at Jul 18, 2016, 1:00 PM MDT. 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
Jul 17, 2016, 9:24 PM MDT (03:24 UTC)
In effect from
Jul 18, 2016, 1:00 PM MDT
Expired
Jul 18, 2016, 8:00 PM MDT
In force
7 hr
Issued by
NWS Riverton, WY

Counties Fremont County, WY, Natrona County, WY

The radar

The Riverton/Lander radar (KRIW), 62 km from the middle of the area, began a volume at 03:28 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

Riverton, WY (KRIW), launched 00:00Z, 3.4 hours before the alert went out and 56 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, Riverton, WY at 00:00Z on 2016-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 631 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 00:00Z on 2016-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 square meters per square second.19395878Sfc1 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
631 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
2893 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

As transmitted.

274 
WWUS85 KRIW 180324
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
924 PM MDT SUN JUL 17 2016

...RED FLAG WARNING IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 280 AND 300 IN NATRONA COUNTY...

.SOUTHWEST WINDS WILL RETURN TO NATRONA COUNTY MONDAY AFTERNOON
AND BECOME GUSTY INTO THE EVENING HOURS. THE GUSTY WINDS WILL
COMBINE WITH LOW RELATIVE HUMIDITY COMBINING WITH CRITICALLY DRY
FUELS PRODUCING CONDITIONS FAVORABLE FOR FIRES WITH RAPID RATES OF
SPREAD. RELATIVE HUMIDITY SHOULD INCREASE RAPIDLY IN THE EVENING
AS A RELATIVELY MOIST AIR MASS MOVES INTO THE AREA.

WYZ280-300-180900-
/O.UPG.KRIW.FW.A.0008.160718T1900Z-160719T0200Z/
/O.NEW.KRIW.FW.W.0010.160718T1900Z-160719T0200Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
924 PM MDT SUN JUL 17 2016

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 8 PM MDT MONDAY FOR HOT
TEMPERATURES...LOW RELATIVE HUMIDITY...GUSTY WINDS...AND CRITICALLY
DRY FUELS...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 8 PM MDT MONDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA...FIRE WEATHER ZONE 280. FIRE WEATHER ZONE 300.

* WIND...SOUTHWEST 10 TO 20 MPH WITH GUSTS 25 TO 30 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
5 follow-up statements
189 
WWUS85 KRIW 180729
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT MON JUL 18 2016

...RED FLAG WARNING IN EFFECT FROM THIS AFTERNOON THROUGH EARLY EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
280 AND 300 IN NATRONA COUNTY...

.SOUTHWEST WINDS WILL RETURN TO NATRONA COUNTY THIS AFTERNOON AND
BECOME GUSTY INTO THE EVENING HOURS. THE GUSTY WINDS WILL COMBINE
WITH LOW RELATIVE HUMIDITY AND CRITICALLY DRY FUELS PRODUCING
CONDITIONS FAVORABLE FOR FIRES WITH RAPID RATES OF SPREAD.
RELATIVE HUMIDITY SHOULD INCREASE RAPIDLY BY MID EVENING AS A
RELATIVELY MOIST AIR MASS MOVES INTO THE AREA.

WYZ280-300-182200-
/O.CON.KRIW.FW.W.0010.160718T1900Z-160719T0200Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
129 AM MDT MON JUL 18 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM MDT THIS EVENING FOR HOT TEMPERATURES...LOW RELATIVE
HUMIDITY...GUSTY WINDS...AND CRITICALLY DRY FUELS...

* AFFECTED AREA...FIRE WEATHER ZONE 280. FIRE WEATHER ZONE 300.

* WIND...SOUTHWEST 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
598 
WWUS85 KRIW 181523
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
923 AM MDT MON JUL 18 2016

...RED FLAG WARNING IN EFFECT FROM THIS AFTERNOON THROUGH EARLY
EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 280 AND 300 IN NATRONA COUNTY AND 283 IN FREMONT
COUNTY...

.SOUTHWEST WINDS WILL RETURN TO NATRONA AND FREMONT COUNTIES THIS
AFTERNOON AND BECOME GUSTY INTO THE EVENING HOURS. THE GUSTY WINDS
WILL COMBINE WITH LOW RELATIVE HUMIDITY AND CRITICALLY DRY FUELS
PRODUCING CONDITIONS FAVORABLE FOR FIRES WITH RAPID RATES OF
SPREAD. RELATIVE HUMIDITY SHOULD INCREASE RAPIDLY BY MID EVENING
AS A RELATIVELY MOIST AIR MASS MOVES INTO THE AREA.

WYZ283-190200-
/O.EXA.KRIW.FW.W.0010.160718T1900Z-160719T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
923 AM MDT MON JUL 18 2016

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
MDT THIS EVENING FOR HOT TEMPERATURES...LOW RELATIVE HUMIDITY...
GUSTY WINDS...AND CRITICALLY DRY FUELS...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM MDT
THIS EVENING. 

* AFFECTED AREA...FIRE WEATHER ZONE 283.

* WIND...SOUTHWEST 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

WYZ280-300-190200-
/O.CON.KRIW.FW.W.0010.160718T1900Z-160719T0200Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
923 AM MDT MON JUL 18 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM MDT THIS EVENING FOR HOT TEMPERATURES...LOW RELATIVE
HUMIDITY...GUSTY WINDS...AND CRITICALLY DRY FUELS...

* AFFECTED AREA...FIRE WEATHER ZONE 280. FIRE WEATHER ZONE 300.

* WIND...SOUTHWEST 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
982 
WWUS85 KRIW 181959
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
159 PM MDT MON JUL 18 2016

...RED FLAG WARNING IN EFFECT FROM THIS AFTERNOON THROUGH EARLY
EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 280 AND 300 IN NATRONA COUNTY AND 283 IN FREMONT
COUNTY...

...A FIRE WEATHER WATCH HAS BEEN ISSUED FOR THE WESTERN MOUNTAINS 
FIRE WEATHER ZONES 414...145 AND 416 FOR WEDNESDAY AFTERNOON AND
EVENING...

.SOUTHWEST WINDS WILL RETURN TO NATRONA AND FREMONT COUNTIES THIS
AFTERNOON AND BECOME GUSTY INTO THE EVENING HOURS. THE GUSTY
WINDS WILL COMBINE WITH LOW RELATIVE HUMIDITY AND CRITICALLY DRY
FUELS PRODUCING CONDITIONS FAVORABLE FOR FIRES WITH RAPID RATES
OF SPREAD. RELATIVE HUMIDITY SHOULD INCREASE RAPIDLY BY MID
EVENING AS A RELATIVELY MOIST AIR MASS MOVES INTO THE AREA.

WEDNESDAY STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE WESTERN
MOUNTAINS. THESE WINDS WILL COMBINE WITH LOW RELATIVE HUMIDITY...
VERY WARM TEMPERATURES AND CRITICALLY DRY FUELS.

WYZ280-300-190200-
/O.CON.KRIW.FW.W.0010.000000T0000Z-160719T0200Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
159 PM MDT MON JUL 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR HOT TEMPERATURES...LOW RELATIVE HUMIDITY...GUSTY WINDS...AND
CRITICALLY DRY FUELS...

* AFFECTED AREA...FIRE WEATHER ZONE 280. FIRE WEATHER ZONE 300.

* WIND...SOUTHWEST 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

WYZ283-190200-
/O.CON.KRIW.FW.W.0010.000000T0000Z-160719T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
159 PM MDT MON JUL 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR HOT TEMPERATURES...LOW RELATIVE HUMIDITY... GUSTY WINDS...AND
CRITICALLY DRY FUELS...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

* WIND...SOUTHWEST 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

WYZ414>416-190200-
/O.NEW.KRIW.FW.A.0009.160720T1800Z-160721T0200Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
159 PM MDT MON JUL 18 2016

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
WEDNESDAY EVENING FOR STRONG GUSTY WINDS AND LOW RELATIVE 
HUMIDITY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING. 

* AFFECTED AREA...FIRE WEATHER ZONE 414. FIRE WEATHER ZONE 415.
  FIRE WEATHER ZONE 416 IN TETON...LINCOLN AND SUBLETTE COUNTIES. 

* WIND...SOUTHWEST WIND 15 TO 20 MPH WITH GUSTS TO 35 MPH.

* RELATIVE HUMIDITY...12 TO 17 PERCENT. 

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$
964 
WWUS85 KRIW 182229
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
429 PM MDT MON JUL 18 2016

...RED FLAG WARNING IN EFFECT THROUGH EARLY EVENING FOR GUSTY
WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300
IN NATRONA COUNTY AND 283 IN FREMONT COUNTY...

...A FIRE WEATHER WATCH HAS BEEN ISSUED FOR THE WESTERN MOUNTAINS
FIRE WEATHER ZONES 414...145 AND 416 FOR WEDNESDAY AFTERNOON AND
EVENING...

.STRONG SOUTH TO SOUTHWEST WINDS ACROSS FREMONT AND NATRONA
COUNTIES...COMBINING WITH LOW RELATIVE HUMIDITY AND CRITICALLY
DRY FUELS WILL PRODUCE CONDITIONS FAVORABLE FOR FIRES WITH RAPID
RATES OF SPREAD. RELATIVE HUMIDITY SHOULD INCREASE RAPIDLY BY MID
EVENING AS A RELATIVELY MOIST AIR MASS MOVES INTO THE AREA.

WEDNESDAY STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE WESTERN
MOUNTAINS. THESE WINDS WILL COMBINE WITH LOW RELATIVE HUMIDITY...
VERY WARM TEMPERATURES AND CRITICALLY DRY FUELS.

WYZ280-300-190200-
/O.CON.KRIW.FW.W.0010.000000T0000Z-160719T0200Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
429 PM MDT MON JUL 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR HOT TEMPERATURES...LOW RELATIVE HUMIDITY...GUSTY WINDS...AND
CRITICALLY DRY FUELS...

* AFFECTED AREA...FIRE WEATHER ZONE 280 AND 300.

* WIND...SOUTHWEST 20 TO 30 MPH WITH GUSTS AROUND 45 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

WYZ283-190200-
/O.CON.KRIW.FW.W.0010.000000T0000Z-160719T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
429 PM MDT MON JUL 18 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR HOT TEMPERATURES...LOW RELATIVE HUMIDITY... GUSTY WINDS...AND
CRITICALLY DRY FUELS...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

* WIND...SOUTH TO SOUTHWEST 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* HUMIDITY...AROUND 15 PERCENT.

* 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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

WYZ414>416-190630-
/O.CON.KRIW.FW.A.0009.160720T1800Z-160721T0200Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
429 PM MDT MON JUL 18 2016

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING FOR STRONG GUSTY WINDS AND LOW RELATIVE
HUMIDITY...

* AFFECTED AREA...FIRE WEATHER ZONE 414. FIRE WEATHER ZONE 415. 
  FIRE WEATHER ZONE 416 IN TETON...LINCOLN AND SUBLETTE 
  COUNTIES. 

* WIND...SOUTHWEST WIND 15 TO 20 MPH WITH GUSTS TO 35 MPH.

* RELATIVE HUMIDITY...12 TO 17 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$
322 
WWUS85 KRIW 190159
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
759 PM MDT MON JUL 18 2016

...RED FLAG WARNING WILL EXPIRE AT 8 PM FOR PORTIONS OF FREMONT
AND NATRONA COUNTIES...

...A FIRE WEATHER WATCH HAS BEEN ISSUED FOR THE WESTERN MOUNTAINS
INCLUDING FIRE WEATHER ZONES 414...415 AND 416...AS WELL AS FOR
THE LOWER ELEVATIONS OF FREMONT AND NATRONA COUNTY INCLUDING FIRE
WEATHER ZONES 280 AND 283...FOR WEDNESDAY AFTERNOON AND
EVENING...

.ON WEDNESDAY STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE
WESTERN MOUNTAINS...AS WELL AS BREEZY SOUTHWEST WINDS OVER THE
WIND RIVER BASIN AND NATRONA COUNTY. THESE WINDS WILL COMBINE
WITH LOW RELATIVE HUMIDITY...VERY WARM TO HOT TEMPERATURES AND
CRITICALLY DRY FUELS TO CREATE FAVORABLE WEATHER CONDITIONS FOR
EXPLOSIVE FIRE GROWTH.

WYZ280-191215-
/O.EXP.KRIW.FW.W.0010.000000T0000Z-160719T0200Z/
/O.EXB.KRIW.FW.A.0009.160720T1800Z-160721T0300Z/
NATRONA COUNTY/CASPER BLM-
759 PM MDT MON JUL 18 2016

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
WEDNESDAY EVENING FOR HOT TEMPERATURES...LOW RELATIVE
HUMIDITY...GUSTY WINDS WITH CRITICALLY DRY FUELS...

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON WILL ALLOW THE RED FLAG
WARNING FOR MONDAY TO EXPIRE AT 8 PM. HOWEVER A NEW FIRE WEATHER
WATCH IS NOW IN EFFECT WEDNESDAY AFTERNOON AND EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 280...INCLUDING MUCH OF THE
  LOWER ELEVATIONS OF NATRONA COUNTY.

* WIND...SOUTHWEST WIND 10 TO 15 MPH WITH GUSTS TO 25 MPH.

* RELATIVE HUMIDITY...12 TO 17 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED
FLAG WARNINGS.

&&

$$

WYZ283-191215-
/O.EXP.KRIW.FW.W.0010.000000T0000Z-160719T0200Z/
/O.EXB.KRIW.FW.A.0009.160720T1800Z-160721T0300Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
759 PM MDT MON JUL 18 2016

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
WEDNESDAY EVENING FOR FOR HOT TEMPERATURES...LOW RELATIVE
HUMIDITY...GUSTY WINDS WITH CRITICALLY DRY FUELS...

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON WILL ALLOW THE RED FLAG
WARNING FOR MONDAY TO EXPIRE AT 8 PM. HOWEVER A NEW FIRE WEATHER
WATCH IS NOW IN EFFECT WEDNESDAY AFTERNOON AND EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 283...INCLUDING MUCH OF THE
  WIND RIVER BASIN. 

* WIND...SOUTHWEST WIND 10 TO 20 MPH WITH FREQUENT GUSTS TO 25
  MPH. 

* RELATIVE HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

WYZ300-190300-
/O.EXP.KRIW.FW.W.0010.000000T0000Z-160719T0200Z/
CASPER MOUNTAIN-
759 PM MDT MON JUL 18 2016

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR FIRE
WEATHER ZONE 300...

THE RED FLAG WARNING FOR MONDAY FOR CASPER MOUNTAIN WILL BE
ALLOWED TO EXPIRE AT 8 PM. RELATIVE HUMIDITIES HAVE RISEN INTO
THE 25 TO 35 PERCENT RANGE...BUT WINDS REMAIN GUSTY FROM THE SOUTH
TO SOUTHWEST.

$$

WYZ414>416-191215-
/O.EXT.KRIW.FW.A.0009.160720T1800Z-160721T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
759 PM MDT MON JUL 18 2016

...FIRE WEATHER WATCH NOW IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING FOR STRONG GUSTY WINDS AND LOW RELATIVE
HUMIDITY...

* AFFECTED AREA...FIRE WEATHER ZONE 414...415 AND 416. THIS
  INCLUDES MUCH OF TETON AND LINCOLN COUNTIES AND A PORTION OF
  SUBLETTE COUNTY.

* WIND...SOUTHWEST WIND 15 TO 20 MPH WITH GUSTS TO 35 MPH.

* RELATIVE HUMIDITY...12 TO 17 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

21

What forecasters said that day

The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Riverton, WY wrote its last area forecast discussion before this red flag warning went out at Jul 17, 2:05 PM MDT, 7 hours 19 minutes earlier.

Area forecast discussion, Jul 17, 2:05 PM MDT, 7 hours 19 minutes before
Area Forecast Discussion
National Weather Service Riverton WY
205 PM MDT SUN JUL 17 2016

.SHORT TERM...Tonight Through Monday

Rather dry west southwest flow aloft will be over the area through
Monday with very warm to hot temperatures. Isolated afternoon and
evening showers and thunderstorms will be possible mainly over
the mountains this evening and again on Monday. Gusty southwest
winds will increase over and near the east slopes of the mountains
Monday afternoon.

.LONG TERM...Monday night Through Sunday

Rather dry west southwest flow aloft will be over the area through
the weekend with very warm to hot temperatures and low relative
humidity. Isolated afternoon and evening showers and thunderstorms
will be possible mainly over the mountains monday evening and
again on Tuesday. Then the convection is expected to be limited
to the extreme south over sweetwater county.  Gusty southwest
winds will increase over and near the east slopes of the mountains.

&&

.AVIATION.../00Z ISSUANCE/

Showers and thunderstorms will be found across much of central and
western Wyoming through around 04z this evening. Gusty wind and small
hail will be possible, with associated periods of MVFR conditions and
mountain obscurations. By 06z, mainly mountain shower activity is
expected. This activity will linger through 12z Monday, with widespread
VFR conditions then expected. Wind will start to increase after 16z
with periods of gusty wind expected by 20z for many terminals. Any
shower development is expected to be over the northern mountains after
20z and could result in local mountain obscurations. Minimal impacts
from these storms are anticipated at area terminals, though nearby
storms may result in periods of breezy and erratic wind at KCOD.

&&

.FIRE WEATHER...

Rather dry west southwest flow aloft will be over the area through
the week with very warm to hot temperatures and low relative
humidity. Isolated afternoon and evening showers and
thunderstorms will be possible mainly over the higher mountains
this evening and again on Monday. Gusty southwest winds will
increase over and near the east slopes of the mountains Monday
afternoon combining with relative humidity of 10 to 15 percent in
the lower elevations.

&&

.RIW Watches/Warnings/Advisories...
Fire Weather Watch from Monday afternoon through Monday evening
for WYZ280-300.

&&

SHORT TERM...C.Baker
LONG TERM...C.Baker
AVIATION...Branham
FIRE WEATHER...C.Baker
Hazardous weather outlook, Jul 17, 3:30 AM MDT, 17 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
330 AM MDT SUN JUL 17 2016

WYZ001>020-022>030-181200-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-
NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
330 AM MDT SUN JUL 17 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

ELEVATED FIRE DANGER ACROSS MUCH OF THE LOWER ELEVATIONS EAST OF
THE DIVIDE. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS OVER THE
REGION. SOME STORMS WILL HAVE SMALL HAIL AND GUSTY OUTFLOW WINDS
TO 45 MPH.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

MONDAY...ISOLATED THUNDERSTORMS POSSIBLE ACROSS MAINLY THE
ABSAROKA AND BIGHORN MOUNTAINS.

TUESDAY...ISOLATED TO WIDELY SCATTERED AFTERNOON AND EVENING
THUNDERSTORMS IN THE SOUTH AND CASPER MOUNTAIN AREA. GUSTY WIND
AND LIGHTNING WILL BE THE MAIN THREATS.

WEDNESDAY...ISOLATED AFTERNOON AND EVENING THUNDERSTORMS IN THE
SOUTH. GUSTY WIND AND LIGHTNING ARE THE MAIN THREATS.

THURSDAY THROUGH SATURDAY...ISOLATED AFTERNOON AND EVENING
THUNDERSTORMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE URGED TO REPORT STRONG WIND GUSTS OVER 40 MPH.
THANK YOU.

In the hours before

Special weather statement, Jul 17, 6:33 PM MDT, 2 hours 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
633 PM MDT SUN JUL 17 2016

WYZ002>004-180115-
ABSAROKA MOUNTAINS-CODY FOOTHILLS-NORTH BIG HORN BASIN-
633 PM MDT SUN JUL 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PARK COUNTY UNTIL
715 PM MDT...

AT 629 PM MDT...DOPPLER RADAR WAS TRACKING AN AREA OF SHOWERS AND
ISOLATED THUNDERSTORMS WEST OF CODY OVER THE ABSAROKA MOUNTAINS...
MOVING NORTHEAST AT 35 MPH.

WIND GUSTS OF 40 TO 50 MPH WILL BE POSSIBLE WITH THESE SHOWERS AND
STORMS.

THESE SHOWERS AND STORMS WILL BE NEAR...
  BUFFALO BILL STATE PARK AROUND 645 PM MDT.
  CODY AROUND 700 PM MDT.
  POWELL AROUND 715 PM MDT.

LAT...LON 4459 10859 4427 10927 4462 10990 4467 10987
      4470 10983 4473 10984 4489 10976 4498 10885
TIME...MOT...LOC 0029Z 233DEG 30KT 4448 10939

JONES
Special weather statement, Jul 17, 6:47 PM MDT, 2 hours 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
647 PM MDT SUN JUL 17 2016

WYZ002-015>017-180145-
ABSAROKA MOUNTAINS-WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-UPPER
WIND RIVER BASIN-
647 PM MDT SUN JUL 17 2016

...STRONG WIND GUSTS FROM SHOWERS AND STORMS WILL AFFECT
NORTHWESTERN FREMONT COUNTY...

AT 644 PM MDT...STRONG WIND GUSTS TO 55 MPH WERE LOCATED NEAR
DUBOIS...MOVING EAST NORTHEAST THROUGH THE WEST END OF FREMONT
COUNTY.

WIND GUSTS OF 45 TO 55 MPH...WITH LOCALIZED HIGHER GUSTS...ARE
POSSIBLE WITH THIS SHOWER.

LOCATIONS IMPACTED INCLUDE...
CROWHEART...BURRIS...MAVERIK SPRING DOME FIELD...
AND LONGHORN RANCH LODGE AND RV RESORT.

LAT...LON 4319 10920 4351 10960 4364 10934 4349 10869
TIME...MOT...LOC 0044Z 240DEG 49KT 4359 10940

BRAUN
Special weather statement, Jul 17, 6:53 PM MDT, 2 hours 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
653 PM MDT SUN JUL 17 2016

WYZ009>011-180145-
BIGHORN MOUNTAINS SOUTHEAST-NORTHEAST JOHNSON COUNTY-SOUTHEAST
JOHNSON COUNTY-
653 PM MDT SUN JUL 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN JOHNSON COUNTY UNTIL
745 PM MDT...

AT 652 PM MDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 9 MILES SOUTHEAST OF CLOUD
PEAK TO 14 MILES NORTHEAST OF DULLKNIFE RESERVOIR TO MAYOWORTH...AND
MOVING EAST AT 55 MPH.

NICKEL SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THESE STORMS.

STRONG THUNDERSTORMS WILL BE NEAR...
  LAKE DE SMET AROUND 705 PM MDT.
  BUFFALO AROUND 710 PM MDT.
  FORT RENO HISTORICAL SITE AROUND 720 PM MDT.
  POWDER RIVER REST AREA AROUND 725 PM MDT.

OTHER LOCATIONS IMPACTED BY THESE STORMS INCLUDE BUFFALO GOLF
COURSE...TA GUEST RANCH AND JOHNSON COUNTY FAIRGROUNDS.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 25 BETWEEN MILE MARKERS 257 AND 299.
 INTERSTATE 90 BETWEEN MILE MARKERS 48 AND 95.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 4376 10602 4374 10677 4410 10680 4437 10706
      4456 10660 4456 10601 4382 10601
TIME...MOT...LOC 0052Z 256DEG 50KT 4432 10700 4410 10679 4382 10677

BRAUN
Special weather statement, Jul 17, 7:29 PM MDT, 1 hour 55 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
729 PM MDT SUN JUL 17 2016

WYZ010-011-180215-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
729 PM MDT SUN JUL 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN JOHNSON COUNTY UNTIL
815 PM MDT...

AT 727 PM MDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES EAST OF BUFFALO TO
15 MILES SOUTHWEST OF POWDER RIVER REST AREA TO NEAR FORT RENO
HISTORICAL SITE...AND MOVING NORTHEAST AT 35 MPH.

DIME TO NICKLE SIZE HAIL AND WIND GUSTS 45 TO 55 MPH...WITH
LOCALLY HIGHER GUSTS POSSIBLE...WILL BE POSSIBLE WITH THESE STORMS.

STRONG THUNDERSTORMS WILL BE NEAR...
  POWDER RIVER REST AREA AROUND 755 PM MDT.

OTHER LOCATIONS IMPACTED BY THESE STORMS INCLUDE TWIN CREEKS
CAMPGROUND...JOHNSON COUNTY FAIRGROUNDS...INDIAN CAMPGROUND AND
JOHNSON COUNTY LIBRARY.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 25 BETWEEN MILE MARKERS 275 AND 299.
 INTERSTATE 90 BETWEEN MILE MARKERS 57 AND 95.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 4382 10640 4403 10669 4437 10670 4456 10627
      4456 10601 4387 10601
TIME...MOT...LOC 0127Z 230DEG 32KT 4432 10656 4411 10645 4390 10628

BRAUN
Special weather statement, Jul 17, 7:47 PM MDT, 1 hour 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
747 PM MDT SUN JUL 17 2016

WYZ003-004-008-180215-
CODY FOOTHILLS-BIGHORN MOUNTAINS WEST-NORTH BIG HORN BASIN-
747 PM MDT SUN JUL 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PARK AND
NORTHWESTERN BIG HORN COUNTIES UNTIL 815 PM MDT...

AT 747 PM MDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR CLARK TO GARLAND TO 13
MILES NORTHWEST OF GREYBULL...AND MOVING NORTH AT 50 MPH.

WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THESE STORMS.

STRONG THUNDERSTORMS WILL BE NEAR...
  BYRON AROUND 750 PM MDT.
  COWLEY AND DEAVER AROUND 800 PM MDT.
  FRANNIE AND BIGHORN LAKE AROUND 805 PM MDT.
  HORSESHOE BEND AROUND 810 PM MDT.

LAT...LON 4500 10793 4458 10815 4494 10922 4501 10921
TIME...MOT...LOC 0147Z 190DEG 45KT 4493 10913 4477 10862 4465 10822

BRAUN
Special weather statement, Jul 17, 8:13 PM MDT, 1 hour 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
813 PM MDT SUN JUL 17 2016

WYZ010-180300-
NORTHEAST JOHNSON COUNTY-
813 PM MDT SUN JUL 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN JOHNSON COUNTY UNTIL
900 PM MDT...

AT 813 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 13
MILES NORTH OF POWDER RIVER REST AREA...WHICH IS 26 MILES EAST OF
BUFFALO...MOVING NORTHEAST AT 25 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHEASTERN
JOHNSON COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 4452 10602 4438 10602 4428 10616 4440 10635
      4456 10619 4456 10601 4452 10601
TIME...MOT...LOC 0213Z 220DEG 23KT 4441 10619

BRAUN

The office that day

Everything else NWS Riverton, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 17, 6:25 PM MDTSpecial Weather StatementRIWJohnson50 min
Jul 17, 6:33 PM MDTSpecial Weather StatementRIWPark42 min
Jul 17, 6:47 PM MDTSpecial Weather StatementRIW58 min
Jul 17, 6:53 PM MDTSpecial Weather StatementRIWJohnson52 min
Jul 17, 7:29 PM MDTSpecial Weather StatementRIWJohnson46 min
Jul 17, 7:47 PM MDTSpecial Weather StatementRIWBig Horn28 min
Jul 17, 8:13 PM MDTSpecial Weather StatementRIWJohnson47 min
Jul 18, 1:59 PM MDTFire Weather WatchRIWFremont, Hot Springs, Johnson, Lincoln, Natrona, Park and 3 more36 hr

Nearby

Red Flag Warnings in Wyoming, 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.