Alert archive / Alaska / High Wind Warnings in 2013

High Wind Warning 11, NWS Anchorage, AK

September 2, 2013

NWS Anchorage, AK issued this high wind warning at Sep 2, 2013, 5:09 AM AKDT. It took effect at Sep 2, 2013, 7:00 PM AKDT. It was in force for 10 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
Sep 2, 2013, 5:09 AM AKDT (13:09 UTC)
In effect from
Sep 2, 2013, 7:00 PM AKDT
Expired
Sep 3, 2013, 4:56 AM AKDT
In force
10 hr
Issued by
NWS Anchorage, AK

The text

As transmitted, in the capitals the NWS used until 2016.

264 
WWAK71 PAFC 021309
NPWAER

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
509 AM AKDT MON SEP 2 2013

.A SEASONABLY STRONG LOW WILL TRACK ACROSS THE EASTERN BERING SEA
TODAY THROUGH TUESDAY. AN ASSOCIATED WEATHER FRONT WILL MOVE INTO
THE WESTERN GULF OF ALASKA THIS MORNING...AND THEN SLOWLY MAKE
ITS WAY TO THE NORTH GULF COAST THIS AFTERNOON THROUGH TONIGHT.
THE COMBINATION OF A STRENGTHENING PRESSURE GRADIENT AHEAD OF THE
FRONT...FOLLOWED BY FRONTAL PASSAGE LATE TONIGHT...WILL RESULT IN
WARNING LEVEL WINDS ALONG TURNAGAIN ARM AND HIGHER ELEVATIONS OF
ANCHORAGE.

THESE HIGH WINDS WILL CREATE DIFFICULT DRIVING CONDITIONS ON THE
SEWARD HIGHWAY ALONG TURNAGAIN ARM...ESPECIALLY FOR LARGE RECREATIONAL
VEHICLES. DRIVERS OF HIGH PROFILE VEHICLES ARE URGED TO PREPARE
FOR THESE HIGH WINDS AND USE CAUTION.

AKZ101-030215-
/X.UPG.PAFC.HW.A.0011.130903T0200Z-130903T1000Z/
/X.NEW.PAFC.HW.W.0011.130903T0300Z-130903T1500Z/
ANCHORAGE-
INCLUDING THE CITIES OF...ANCHORAGE...EAGLE RIVER...INDIAN...
EKLUTNA
509 AM AKDT MON SEP 2 2013

...HIGH WIND WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 AM
AKDT TUESDAY ALONG TURNAGAIN ARM AND HIGHER ELEVATIONS...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM AKDT
TUESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* LOCATION...TURNAGAIN ARM AND HIGHER ELEVATIONS.

* WIND...SOUTHEAST 35 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH.

* TIMING...STRONG WINDS GUSTING TO 60 MPH ALONG TURNAGAIN ARM THIS
  MORNING WILL DIMINISH BRIEFLY THIS AFTERNOON. WINDS WILL THEN
  INCREASE LATE THIS AFTERNOON AND EVENING AND PEAK DURING THE
  OVERNIGHT HOURS. WINDS WILL RAPIDLY DIMINISH TUESDAY MORNING.

* IMPACTS...TRAVEL MAY BE DIFFICULT ESPECIALLY FOR LARGE PROFILE
  RECREATIONAL VEHICLES ON THE SEWARD HIGHWAY ALONG TURNAGAIN ARM.
  LOOSE DEBRIS CAN BE MOVED AND DAMAGE PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
BE BLOWN AROUND OR DAMAGED BY THE WIND.

&&

$$
4 follow-up statements
983 
WWAK71 PAFC 021435
NPWAER

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
635 AM AKDT MON SEP 2 2013

.A SEASONABLY STRONG LOW WILL TRACK ACROSS THE EASTERN BERING SEA
TODAY THROUGH TUESDAY. AN ASSOCIATED WEATHER FRONT WILL MOVE INTO
THE WESTERN GULF OF ALASKA THIS MORNING...AND THEN SLOWLY MAKE
ITS WAY TO THE NORTH GULF COAST THIS AFTERNOON THROUGH TONIGHT.
THE COMBINATION OF A STRENGTHENING PRESSURE GRADIENT AHEAD OF THE
FRONT...FOLLOWED BY FRONTAL PASSAGE LATE TONIGHT...WILL RESULT IN
WARNING LEVEL WINDS ALONG TURNAGAIN ARM AND HIGHER ELEVATIONS OF
ANCHORAGE.

THESE HIGH WINDS WILL CREATE DIFFICULT DRIVING CONDITIONS ON THE
SEWARD HIGHWAY ALONG TURNAGAIN ARM...ESPECIALLY FOR LARGE
RECREATIONAL VEHICLES. DRIVERS OF HIGH PROFILE VEHICLES ARE URGED
TO PREPARE FOR THESE HIGH WINDS AND USE CAUTION.

AKZ101-030215-
/X.CON.PAFC.HW.W.0011.130903T0300Z-130903T1500Z/
ANCHORAGE-
INCLUDING THE CITIES OF...ANCHORAGE...EAGLE RIVER...INDIAN...
EKLUTNA
635 AM AKDT MON SEP 2 2013

...HIGH WIND WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO
7 AM AKDT TUESDAY ALONG TURNAGAIN ARM AND HIGHER ELEVATIONS...

* LOCATION...TURNAGAIN ARM AND HIGHER ELEVATIONS.

* WIND...SOUTHEAST 35 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH.

* TIMING...STRONG WINDS GUSTING TO 60 MPH ALONG TURNAGAIN ARM 
  THIS MORNING WILL DIMINISH BRIEFLY THIS AFTERNOON. WINDS WILL 
  THEN INCREASE LATE THIS AFTERNOON AND EVENING AND PEAK DURING 
  THE OVERNIGHT HOURS. WINDS WILL RAPIDLY DIMINISH TUESDAY 
  MORNING. 

* IMPACTS...TRAVEL MAY BE DIFFICULT ESPECIALLY FOR LARGE PROFILE 
  RECREATIONAL VEHICLES ON THE SEWARD HIGHWAY ALONG TURNAGAIN 
  ARM. LOOSE DEBRIS CAN BE MOVED AND DAMAGE PROPERTY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
BE BLOWN AROUND OR DAMAGED BY THE WIND.

&&

$$

AKZ131-022000-
/X.NEW.PAFC.FG.Y.0011.130902T1435Z-130902T2000Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
635 AM AKDT MON SEP 2 2013

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON AKDT TODAY...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT UNTIL NOON AKDT TODAY. 

* VISIBILITY...LESS THAN ONE QUARTER MILE AT TIMES

* TIMING...UNTIL NOON

* IMPACTS...VERY LOW VISIBILITIES CAN CAUSE VERY DIFFICULT
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$
741 
WWAK71 PAFC 021958
NPWAER

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
1158 AM AKDT MON SEP 2 2013

.A SEASONABLY STRONG LOW WILL TRACK ACROSS THE EASTERN BERING SEA
TODAY THROUGH TUESDAY. AN ASSOCIATED WEATHER FRONT WILL MOVE INTO
THE WESTERN GULF OF ALASKA THIS MORNING...AND THEN SLOWLY MAKE
ITS WAY TO THE NORTH GULF COAST THIS AFTERNOON THROUGH TONIGHT.
THE COMBINATION OF A STRENGTHENING PRESSURE GRADIENT AHEAD OF THE
FRONT...FOLLOWED BY FRONTAL PASSAGE LATE TONIGHT...WILL RESULT IN
WARNING LEVEL WINDS ALONG TURNAGAIN ARM AND HIGHER ELEVATIONS OF
ANCHORAGE.

THESE HIGH WINDS WILL CREATE DIFFICULT DRIVING CONDITIONS ON THE
SEWARD HIGHWAY ALONG TURNAGAIN ARM...ESPECIALLY FOR LARGE
RECREATIONAL VEHICLES. DRIVERS OF HIGH PROFILE VEHICLES ARE URGED
TO PREPARE FOR THESE HIGH WINDS AND USE CAUTION.

AKZ131-022100-
/X.CAN.PAFC.FG.Y.0011.000000T0000Z-130902T2000Z/
NORTHEAST PRINCE WILLIAM SOUND-
INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS
1158 AM AKDT MON SEP 2 2013

...DENSE FOG ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELLED THE DENSE
FOG ADVISORY. 

AREAS OF LOCALLY DENSE FOG WILL REDUCE VISIBILITY TO ONE HALF
MILE AT TIMES THROUGH THIS EVENING.

$$

AKZ101-030900-
/X.CON.PAFC.HW.W.0011.130903T0300Z-130903T1500Z/
ANCHORAGE-
INCLUDING THE CITIES OF...ANCHORAGE...EAGLE RIVER...INDIAN...
EKLUTNA
1158 AM AKDT MON SEP 2 2013

...HIGH WIND WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO
7 AM AKDT TUESDAY ALONG TURNAGAIN ARM AND HIGHER ELEVATIONS...

* LOCATION...TURNAGAIN ARM AND HIGHER ELEVATIONS.

* WIND...SOUTHEAST 35 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH.

* TIMING...STRONG WINDS GUSTING TO 60 MPH ALONG TURNAGAIN ARM 
  THIS MORNING WILL DIMINISH BRIEFLY THIS AFTERNOON. WINDS WILL 
  THEN INCREASE LATE THIS AFTERNOON AND EVENING AND PEAK DURING 
  THE OVERNIGHT HOURS. WINDS WILL RAPIDLY DIMINISH TUESDAY 
  MORNING. 

* IMPACTS...TRAVEL MAY BE DIFFICULT ESPECIALLY FOR LARGE PROFILE 
  RECREATIONAL VEHICLES ON THE SEWARD HIGHWAY ALONG TURNAGAIN 
  ARM. LOOSE DEBRIS CAN BE MOVED AND DAMAGE PROPERTY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
BE BLOWN AROUND OR DAMAGED BY THE WIND.

&&

$$
413 
WWAK71 PAFC 030004
NPWAER

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
404 PM AKDT MON SEP 2 2013

A SEASONABLY STRONG LOW WILL TRACK ACROSS THE EASTERN BERING SEA
TODAY THROUGH TUESDAY. AN ASSOCIATED WEATHER FRONT WILL MOVE INTO
THE WESTERN GULF OF ALASKA THIS MORNING...AND THEN SLOWLY MAKE ITS
WAY TO THE NORTH GULF COAST THIS AFTERNOON THROUGH TONIGHT. THE
COMBINATION OF A STRENGTHENING PRESSURE GRADIENT AHEAD OF THE
FRONT...FOLLOWED BY FRONTAL PASSAGE LATE TONIGHT...WILL RESULT IN
WARNING LEVEL WINDS ALONG TURNAGAIN ARM AND HIGHER ELEVATIONS OF
ANCHORAGE. STRONG WINDS APPROACHING WARNING LEVEL ARE EXPECTED
ACROSS THE ANCHORAGE BOWL.

FOR THE ANCHORAGE BOWL...RESIDENTS ARE ENCOURAGED TO SECURE LOOSE
FURNITURE AND ANY OTHER PROPERTY SUSCEPTIBLE TO STRONG WINDS.
ISOLATED TREE DAMAGE AND RESULTING POWER OUTAGES ARE POSSIBLE.

THESE HIGH WINDS WILL ALSO CREATE DIFFICULT DRIVING CONDITIONS ON
THE SEWARD HIGHWAY ALONG TURNAGAIN ARM...ESPECIALLY FOR LARGE
RECREATIONAL VEHICLES. DRIVERS OF HIGH PROFILE VEHICLES ARE URGED
TO PREPARE FOR THESE HIGH WINDS AND USE CAUTION.

IT IS IMPORTANT TO NOTE THAT THIS STORM IS NOT EXPECTED TO BE NEAR
AS STRONG AS THE SEPTEMBER 4-5 2012 WINDSTORM.


AKZ101-031500-
/X.CON.PAFC.HW.W.0011.130903T0300Z-130903T1500Z/
ANCHORAGE-
INCLUDING THE CITIES OF...ANCHORAGE...EAGLE RIVER...INDIAN...
EKLUTNA
404 PM AKDT MON SEP 2 2013

...HIGH WIND WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO
7 AM AKDT TUESDAY...

* WIND...SOUTHEAST 35 TO 50 MPH WITH GUSTS TO 75 MPH ALONG
  TURNAGAIN ARM AND HIGHER ELEVATIONS. THROUGH THE ANCHORAGE
  BOWL...SOUTHEAST 25 TO 35 MPH WITH GUSTS 40 TO 60 MPH.

* TIMING...THROUGH 7 AM AKDT TUESDAY MORNING. 

* IMPACTS...LOOSE DEBRIS CAN BE MOVED AND DAMAGE PROPERTY. TRAVEL
  MAY BE DIFFICULT ESPECIALLY FOR LARGE PROFILE RECREATIONAL
  VEHICLES ON THE SEWARD HIGHWAY ALONG TURNAGAIN ARM. 

.PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
BE BLOWN AROUND OR DAMAGED BY THE WIND.

&&

$$
872 
WWAK71 PAFC 031256
NPWAER

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
456 AM AKDT TUE SEP 3 2013


AKZ101-031400-
/X.CAN.PAFC.HW.W.0011.000000T0000Z-130903T1500Z/
ANCHORAGE-
INCLUDING THE CITIES OF...ANCHORAGE...EAGLE RIVER...INDIAN...
EKLUTNA
456 AM AKDT TUE SEP 3 2013

...HIGH WIND WARNING IS CANCELED...

THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS CANCELED THE HIGH
WIND WARNING.

WINDS HAVE DROPPED BELOW WARNING LEVELS. HOWEVER...STRONG AND
GUSTY SOUTHEAST WINDS WILL CONTINUE THROUGH THIS MORNING.


$$

What forecasters said that day

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

NWS Anchorage, AK wrote its last area forecast discussion before this high wind warning went out at Sep 2, 5:00 AM AKDT, 9 minutes earlier.

Area forecast discussion, Sep 2, 5:00 AM AKDT, 9 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
500 AM AKDT MON SEP 2 2013

.ANALYSIS AND UPPER LEVELS...

MASSIVE QUASI-STATIONARY UPPER LEVEL TROUGH EXTENDS FROM EASTERN
RUSSIA TO WESTERN AK THIS MORNING...WITH A CUTOFF LOW JUST NORTH OF
DUTCH HARBOR. STRONG UPPER RIDGES ARE OVER THE NORTHERN GULF AND THE
KAMCHATKA PENINSULA. THE ATMOSPHERE IS VERTICALLY STACKED WITH A
BROAD AREA OF SURFACE LOW PRESSURE OVER THE CENTRAL BERING AND RIDGES
OVER THE NORTHERN GULF AND KAMCHATKA. A DECAYING WEATHER FRONT IS
SPREADING RAIN UP COOK INLET AND THE KENAI PENINSULA...WHILE A COLD
FRONT IS BRINGING RAIN AND STRONG WIND TO THE AK PEN AND WESTERN AK.
A COUPLE OF WAVES MOVING AROUND THE WESTERN FLANK OF THE BERING LOW
WILL BECOME THE NEXT PLAYERS.

.MODEL DISCUSSION...

MODELS ARE IN FAIRLY GOOD AGREEMENT IN BRINGING A SERIES OF FRONTS
ACROSS THE AKPEN INTO THE GULF OVER THE NEXT FEW DAYS. THE INITIAL
FRONT WILL PUSH INTO COOK INLET AND SOUTH CENTRAL TODAY AND THEN
STALL OVER PRINCE WILLIAM SOUND AND THE NORTH GULF COAST TONIGHT. THE
SECOND FRONT...CURRENTLY OVER THE AKPEN AND WESTERN AK...WILL MOVE
INTO SOUTH CENTRAL TONIGHT AND MERGE WITH THE INITIAL FRONT OVER THE
NORTHEAST GULF COAST TUE INTO WED. FINALLY...TWO WAVES MOVING AROUND
THE BERING LOW WILL DEVELOP INTO FRONTS OVER THE EASTERN ALEUTIANS
AND AKPEN MON NIGHT...AND TUE INTO WED RESPECTIVELY. THE LAST FRONT
WILL BE FOLLOWED BY SOME COOLER AIR FOR WESTERN AK.

THE FORECAST UTILIZES THE GFS WITH SOME EC IN THE SHORT TERM...AND
THEN WPC GUIDANCE FOR THE EXTENDED.

.SHORT TERM FORECAST...

IN THE WEST...RAIN WILL WRAP AROUND THE BERING LOW AND SPREAD ACROSS
THE ALEUTIANS...DRYING FROM THE WEST THROUGH TUE AS THE LOW MOVES
INLAND. COLD ADVECTION SHOWERS WILL THEN REACH THE CHAIN ON NORTHWEST
FLOW WED AND THU.

FOR SOUTHWEST AK...SIGNIFICANT RAIN WILL GENERALLY PERSIST THROUGH
THU. WINDY CONDITIONS WILL ACCOMPANY FRONTS TODAY...AND TONIGHT INTO
WED AS THEY MOVE ONSHORE.

SOUTH AND EAST OF THE AK RANGE...RAIN WILL SPREAD ACROSS THE REGION
TODAY...WITH WINDY CONDITIONS THROUGH THE CHANNELED TERRAIN OF
TURNAGAIN ARM DIMINISHING TODAY. WIND WILL INCREASE THROUGH TURNAGAIN
ARM TO WARNING LEVELS TONIGHT AS THE SECOND FRONT MOVES ACROSS THE
AREA....ACCOMPANIED BY ANOTHER SHOT OF RAIN AS WELL. SOME DECREASE IN
PRECIPITATION WILL OCCUR ON TUE BETWEEN SYSTEMS...AND THEN MORE RAIN
WILL ARRIVE WITH THE THIRD FRONT TUE NIGHT. FINALLY THE LAST ROUND OF
RAIN ARRIVES WED INTO THU WITH THE FOURTH FRONT.

.LONG TERM FORECAST...

ANOTHER SERIES OF FRONTS WILL BRING RAIN TO THE BERING AND SOUTHWEST
AK THROUGH THE WEEKEND. SOUTHEAST OF THE AK RANGE WILL HAVE BRIEF
DRYING LATER ON THU BEFORE A SERIES OF RAIN EVENTS RESUMES INTO THE
WEEKEND.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...HIGH WIND 101
MARINE...STORMS 185
         GALES 120 125 128 130 132 150 170 172 175 176
FIRE WEATHER...NONE

DS SEP 13

In the hours before

Special weather statement, Sep 2, 1:00 AM AKDT, 4 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANCHORAGE AK
100 AM AKDT MON SEP 2 2013

AKZ181-021400

...MINOR ASH FALL POSSIBLE NEAR PORT HEIDEN...

OBSERVED SEISMIC ACTIVITY INDICATES THAT VENIAMINOF VOLCANO CONTINUES
TO ERUPT WITH SOME ASH EMISSIONS. WINDS ARE EXPECTED TO TRANSPORT THE
ASH TO THE NORTHEAST...WHICH COULD BRING SOME VERY LIGHT ASHFALL TO
AREAS ALONG THE BERING COAST NEAR PORT HEIDEN OVERNIGHT.

THIS STATEMENT WILL BE UPDATED AT 600 AM AKDT MONDAY OR SOONER IF
CONDITIONS WARRANT.
Local storm report, Sep 2, 4:20 AM AKDT, 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ANCHORAGE AK
420 AM AKDT MON SEP 02 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0415 AM     HEAVY RAIN       TOGIAK                  58.94N 160.58W
09/02/2013  M2.84 INCH                          AK   AWOS

            1.37 INCHES IN 3 HOURS. 2.84 IN 24 HOURS.

0415 AM     HEAVY RAIN       1 ENE FALSE PASS        54.85N 163.41W
09/02/2013  M2.35 INCH                          AK   AWOS

&&

DSTRICKL

The office that day

Everything else NWS Anchorage, AK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 1, 4:00 PM AKDTGale WarningAFC48 hr
Sep 1, 4:00 PM AKDTGale WarningAFC60 hr
Sep 1, 4:00 PM AKDTSmall Craft AdvisoryAFC3 days
Sep 1, 4:00 PM AKDTStorm WarningAFC24 hr
Sep 2, 4:00 AM AKDTGale WarningAFC48 hr
Sep 2, 4:00 AM AKDTSmall Craft AdvisoryAFC3 days
Sep 2, 6:35 AM AKDTDense Fog AdvisoryAFC5 hr
Sep 2, 1:20 PM AKDTAreal Flood AdvisoryAFC69 hr

Nearby

High Wind Warnings in Alaska, 2013Every high wind 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.