Alert archive / Colorado / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 45, NWS Denver/Boulder, CO

June 9, 2004Washington County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 9, 2004, 5:52 PM MDT for Washington County, Colorado. It was in force for 53 min. 33 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 9, 2004, 5:52 PM MDT (23:52 UTC)
Expired
Jun 9, 2004, 6:45 PM MDT
In force
53 min
Issued by
NWS Denver/Boulder, CO
Area
Counties, with a storm outline in the text

County Washington County, CO

The radar

The Denver radar (KFTG), 101 km from the middle of the area, began a volume at 23:53 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
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 5:57 PM MDTTSTM WND GST 657 Nw Last Chance, COROTATING CLOUDS
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:09 PM MDTHAIL 0.75Cope, CO
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.
Jun 9, 6:15 PM MDTTSTM WND DMG4 S Cope, CONORTH END OF MOBILE HOME RIPPED OFF. NO INJURIES.

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

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 2 storm reports to this severe thunderstorm warning; the first came 5 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 9, 1:40 PM MDTTornado WatchSPC6 hr

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.9 hours before the alert went out and 15 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, Denver, CO at 12:00Z on 2004-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 25 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, Denver, CO at 12:00Z on 2004-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
25 J/kg
Mixed-layer CIN
-342 J/kg
Mixed-layer LCL
1625 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
105 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.

000 
WUUS55 KBOU 092352
SVRBOU
COC121-100045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
549 PM MDT WED JUN 9 2004

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WASHINGTON COUNTY IN NORTHEAST COLORADO
  THIS INCLUDES THE CITY OF AKRON

* UNTIL 645 PM MDT

* AT 549 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 12 MILES WEST OF WOODROW...OR ABOUT 22 
  MILES SOUTH OF FORT MORGAN...MOVING EAST AT 20 MPH.  ANOTHER
  SEVERE THUNDERSTORM WAS LOCATED OVER COPE.

LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED TO...AKRON...
ANTON...ARICKAREE SCHOOL...BURDETT...COPE...ELBA...LAST CHANCE...
LINDON...LONE STAR...MIDWAY...OTIS...PLATNER...PREWITT RESERVOIR...
THURMAN...WOODLIN SCHOOL AND WOODROW.

HAIL UP TO 1.5 INCHES IN DIAMETER AND WIND GUSTS UP TO 60 MPH CAN BE 
EXPECTED FROM THESE STORMS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM MDT WEDNESDAY EVENING 
FOR NORTHEASTERN COLORADO.  REMEMBER...SEVERE THUNDERSTORMS CAN 
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCED WARNING.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY
FROM WINDOWS UNTIL THE STORM HAS PASSED.

LAT...LON 3958 10370 4000 10370 4000 10347 4043 10346
          4043 10279 3958 10281

$$

BARJENBRUCH

What forecasters said that day

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

NWS Denver/Boulder, CO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 9, 3:00 PM MDT, 2 hours 52 minutes earlier.

Area forecast discussion, Jun 9, 3:00 PM MDT, 2 hours 52 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER CO
300 PM MDT WED JUN 9 2004

.SHORT TERM...TGT-THU...FCST SOUNDINGS SHW LARGE CAPES ACRS THE
PLAINS THIS ERLY THIS EVE WITH 2600J/KG AT AKO...THUS SVR WX WILL BE
LIKELY.  TSTMS OVR URBAN CORRIDOR WILL END EARLY THIS EVE AS FOCUS OF
CONVECTION MOVES FARTHER TO E OVR PLAINS.  UPR TROF WILL MOVE ACRS
STATE WITH DOWNSLOPE FLO DVLPG ALONG ERN SLPS AND SPRDG E OVR PLAINS
ON THU.  THIS WILL DRY...COOL AND STABILIZE THE AIR MASS ACRS THE
AREA WITH ONLY SUM LINGERING ISOLD TSTMS OVR THE NE CORNER.  TEMPS
WILL REMAIN NEAR SEASONAL NORMS. WILL MAKE ONLY SML ADJUSTMENT TO
MOS TEMP GUIDANCE.

.LONG TERM DISCUSSION...TIMING AND TRENDS APPEAR ON TRACK SO NOT
MANY CHANGES ANTICIPATED THROUGH THE LONG TERM.  MDLS DEPICT A DRIER
ZONAL FLOW OVR COLORADO THURSDAY NIGHT AND FRIDAY.  ASIDE FM SOME
ISOLD POPS FOR ZONES 48>50...WILL REMOVE ISOLATED THUNDERSTORMS FM
THE RMNDR OF THE CWFA...AS AMS APPEARS TO BE QUITE DRY WEST OF THE
SURFACE THETA-E RIDGE AXIS AND GOOD UPPER LEVEL SUBSDENCE IN PLACE.
GFS AND ECMWF STILL BRING ANOTHER WEAK TROF OVER COLORADO SATURDAY
NIGHT ...WITH A WEAK FRONT SLIPPING INTO THE REGION ON SUNDAY.  MDLS
ARE NOT AS GENEROUS WITH QPF ON SUNDAY. WILL MAINTAIN ISOLD POPS
ALREADY IN THE FCST. ECMWF AND GFS START TO DIVERGE INTO NEXT WEEK
WITH THE ECMWF SHOWING MORE RIDGING OVER THE STATE WHILE THE GFS
MAINTAINS A LESS AMPLIFIED UPR RIDGE FURTHER TO THE WEST AND A NWLY
FLOW OVR COLORADO. GFS ALSO SHOWING PCPN ALONG THE FRONT RANGE EACH
DAY. WITH INCONSISTENCIES DEVELOPING BY THE EARLY PART OF NEXT WEEK
I WILL HOLD ON ADDING ANY MORE POPS TO THE THE FCST AT THIS TIME.

&&

.BOU WATCHES/WARNINGS/ADVISORIES...NONE.

&&

GARD/COOPER
Hazardous weather outlook, Jun 9, 10:49 AM MDT, 7 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER CO
1049 AM MDT WED JUN 09 2004

COZ030>051-101200-
JACKSON COUNTY BELOW 9000 FEET-WEST JACKSON AND WEST GRAND
COUNTIES ABOVE 9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000
FEET-SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-SOUTH AND SOUTHEAST
GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/GILPIN/CLEAR CREEK/
SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-LARIMER AND
BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-JEFFERSON AND WEST
DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK
COUNTIES BELOW 9000 FEET-CENTRAL AND SOUTHEAST PARK COUNTY-LARIMER
COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-BOULDER AND JEFFERSON
COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY-NORTH DOUGLAS
COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/
EAST BROOMFIELD COUNTY-ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES
ABOVE 6000 FEET-NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD
COUNTY-MORGAN COUNTY-CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN
COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS
COUNTY-
1049 AM MDT WED JUN 09 2004

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL
COLORADO.

.DAY ONE...TODAY AND TONIGHT

SEVERE THUNDERSTORMS ARE POSSIBLE OVER THE URBAN CORRIDOR AND
NORTHEASTERN PLAINS OF COLORADO AGAIN DURING THE AFTERNOON AND
EVENING.  ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS WILL
INITIALLY FORM OVER THE HIGHER TERRAIN OF THE EASTERN FOOTHILLS
AND PALMER DIVIDE DURING THE EARLY AFTERNOON AND SPREAD EASTWARD
OVER THE URBAN CORRIDOR AND NORTHEASTERN PLAINS FROM MID
AFTERNOON INTO THE EVENING.

PLENTIFUL LOW LEVEL MOISTURE OVER THE PLAINS WILL BE MAINTAINED BY
PERSISTENT UPSLOPE WINDS.  AFTERNOON HEATING WILL MAKE THIS MOIST
AIR MASS UNSTABLE WITH STRONG CONVECTIVE DEVELOPMENT.  STORMS OVER
THE MOUNTAINS WILL PRODUCE GUSTY WINDS AND LIGHTNING BUT LITTLE OR
NO RAIN. FROM THE FOOTHILLS EASTWARD THE MAIN THREAT WILL BE LARGE
HAIL...HEAVY RAIN AND POSSIBLE DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE NEEDED BY EARLY TO MID AFTERNOON.

GARD/COOPER

In the hours before

Local storm report, Jun 9, 4:04 PM MDT, 1 hour 48 minutes before
PRELIMINARY LOCAL STORM REPORT ... SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
404 PM MDT WED JUN 09 2004

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

0350 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            800 SOUTH PEARL STR.

0348 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

            KIPLING AND MISSISSIPPI. HAIL SLIGHTLY LARGER THAN DIME
            SIZE.

0348 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

0346 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            EVANS AND BROADWAY

0328 PM     HAIL             THORNTON                39.89N 104.96W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0326 PM     HAIL             LITTLETON               39.59N 105.01W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0322 PM     HAIL             6 SW LITTLETON          39.53N 105.09W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0319 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   AMATEUR RADIO

            SW DENVER

0315 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAMDEN AND WADSWORTH

0313 PM     HAIL             2 NW CHATFIELD RESERVOI 39.58N 105.09W
06/09/2004  1.50 INCH        JEFFERSON          CO   TRAINED SPOTTER

0311 PM     HAIL             5 SW MANILA VILLAGE     39.71N 104.59W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0309 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.00 INCH        ARAPAHOE           CO   AMATEUR RADIO

            EASTERN AURORA

0305 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.50 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0305 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.50 INCH        DENVER             CO   PUBLIC

            DOWNTOWN DENVER

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   PUBLIC

            COORS FIELD

0302 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0301 PM     HAIL             3 WNW ARAPAHOE PARK     39.65N 104.74W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0300 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0300 PM     HAIL             2 NW ARAPAHOE PARK      39.66N 104.71W
06/09/2004  2.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            LARGEST HAIL STONE 2.25 INCHES

0258 PM     HAIL             3 S AURORA              39.65N 104.82W
06/09/2004  1.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SOME HAIL COULD BE LARGER

0255 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   NWS EMPLOYEE

0247 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   TRAINED SPOTTER

            HAMDEN AND WADSWORTH

0242 PM     HAIL             3 S LAKEWOOD            39.65N 105.11W
06/09/2004  1.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0238 PM     HAIL             KEN CARYL               39.58N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAIL LASTED FOR 20 MINUTES

0217 PM     HAIL             5 NE CONIFER            39.57N 105.23W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

&&

FB
Local storm report, Jun 9, 4:21 PM MDT, 1 hour 31 minutes before
PRELIMINARY LOCAL STORM REPORT ... SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
421 PM MDT WED JUN 09 2004

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

0415 PM     TORNADO          5 N BENNETT             39.83N 104.42W
06/09/2004                   ADAMS              CO   NWS EMPLOYEE

            NORTH OF BENNETT BETWEEN BENNETT AND PROSPECT VALLEY

0350 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            800 SOUTH PEARL STR.

0348 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

            KIPLING AND MISSISSIPPI. HAIL SLIGHTLY LARGER THAN DIME
            SIZE.

0348 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

0346 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            EVANS AND BROADWAY

0328 PM     HAIL             THORNTON                39.89N 104.96W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0326 PM     HAIL             LITTLETON               39.59N 105.01W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0322 PM     HAIL             6 SW LITTLETON          39.53N 105.09W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0319 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   AMATEUR RADIO

            SW DENVER

0315 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAMDEN AND WADSWORTH

0313 PM     HAIL             2 NW CHATFIELD RESERVOI 39.58N 105.09W
06/09/2004  1.50 INCH        JEFFERSON          CO   TRAINED SPOTTER

0311 PM     HAIL             5 SW MANILA VILLAGE     39.71N 104.59W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0309 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.00 INCH        ARAPAHOE           CO   AMATEUR RADIO

            EASTERN AURORA

0305 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0305 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.50 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.50 INCH        DENVER             CO   PUBLIC

            DOWNTOWN DENVER

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   PUBLIC

            COORS FIELD

0302 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0301 PM     HAIL             3 WNW ARAPAHOE PARK     39.65N 104.74W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0300 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0300 PM     HAIL             2 NW ARAPAHOE PARK      39.66N 104.71W
06/09/2004  2.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            LARGEST HAIL STONE 2.25 INCHES

0258 PM     HAIL             3 S AURORA              39.65N 104.82W
06/09/2004  1.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SOME HAIL COULD BE LARGER

0255 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   NWS EMPLOYEE

0247 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   TRAINED SPOTTER

            HAMDEN AND WADSWORTH

0242 PM     HAIL             3 S LAKEWOOD            39.65N 105.11W
06/09/2004  1.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0238 PM     HAIL             KEN CARYL               39.58N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAIL LASTED FOR 20 MINUTES

0217 PM     HAIL             5 NE CONIFER            39.57N 105.23W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

&&

FB
Local storm report, Jun 9, 4:28 PM MDT, 1 hour 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
428 PM MDT WED JUN 09 2004

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

0315 PM     HAIL             6 SW DENVER             39.67N 105.04W
06/09/2004  1.50 INCH        DENVER             CO   TRAINED SPOTTER

0415 PM     HAIL             4 S MANILA VILLAGE      39.70N 104.53W
06/09/2004  0.75 INCH        ADAMS              CO   TRAINED SPOTTER

&&

FB
Local storm report, Jun 9, 4:32 PM MDT, 1 hour 20 minutes before
PRELIMINARY LOCAL STORM REPORT ... SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
432 PM MDT WED JUN 09 2004

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

0415 PM     HAIL             4 S MANILA VILLAGE      39.70N 104.53W
06/09/2004  0.75 INCH        ADAMS              CO   TRAINED SPOTTER

0415 PM     TORNADO          5 N BENNETT             39.83N 104.42W
06/09/2004                   ADAMS              CO   NWS EMPLOYEE

            NORTH OF BENNETT BETWEEN BENNETT AND PROSPECT VALLEY

0350 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            800 SOUTH PEARL STR.

0348 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

            KIPLING AND MISSISSIPPI. HAIL SLIGHTLY LARGER THAN DIME
            SIZE.

0348 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

0346 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            EVANS AND BROADWAY

0328 PM     HAIL             THORNTON                39.89N 104.96W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0326 PM     HAIL             LITTLETON               39.59N 105.01W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0322 PM     HAIL             6 SW LITTLETON          39.53N 105.09W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0319 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   AMATEUR RADIO

            SW DENVER

0315 PM     HAIL             6 SW DENVER             39.67N 105.04W
06/09/2004  1.50 INCH        DENVER             CO   TRAINED SPOTTER

0315 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAMDEN AND WADSWORTH

0313 PM     HAIL             2 NW CHATFIELD RESERVOI 39.58N 105.09W
06/09/2004  1.50 INCH        JEFFERSON          CO   TRAINED SPOTTER

0311 PM     HAIL             5 SW MANILA VILLAGE     39.71N 104.59W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0309 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.00 INCH        ARAPAHOE           CO   AMATEUR RADIO

            EASTERN AURORA

0305 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.50 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0305 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   PUBLIC

            COORS FIELD

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.50 INCH        DENVER             CO   PUBLIC

            DOWNTOWN DENVER

0302 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0301 PM     HAIL             3 WNW ARAPAHOE PARK     39.65N 104.74W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0300 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0300 PM     HAIL             2 NW ARAPAHOE PARK      39.66N 104.71W
06/09/2004  2.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            LARGEST HAIL STONE 2.25 INCHES

0258 PM     HAIL             3 S AURORA              39.65N 104.82W
06/09/2004  1.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SOME HAIL COULD BE LARGER

0255 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   NWS EMPLOYEE

0247 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   TRAINED SPOTTER

            HAMDEN AND WADSWORTH

0242 PM     HAIL             3 S LAKEWOOD            39.65N 105.11W
06/09/2004  1.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0238 PM     HAIL             KEN CARYL               39.58N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAIL LASTED FOR 20 MINUTES

0217 PM     HAIL             5 NE CONIFER            39.57N 105.23W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

&&

FB
Local storm report, Jun 9, 4:40 PM MDT, 1 hour 12 minutes before
PRELIMINARY LOCAL STORM REPORT ... SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
440 PM MDT WED JUN 09 2004

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

0436 PM     TORNADO          10 NE STRASBURG         39.84N 104.17W
06/09/2004                   ARAPAHOE           CO   PUBLIC

            REPORT RELAYED BY GOODLAND WFO

0415 PM     HAIL             4 S MANILA VILLAGE      39.70N 104.53W
06/09/2004  0.75 INCH        ADAMS              CO   TRAINED SPOTTER

0415 PM     TORNADO          5 N BENNETT             39.83N 104.42W
06/09/2004                   ADAMS              CO   NWS EMPLOYEE

            NORTH OF BENNETT BETWEEN BENNETT AND PROSPECT VALLEY

0350 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            800 SOUTH PEARL STR.

0348 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

            KIPLING AND MISSISSIPPI. HAIL SLIGHTLY LARGER THAN DIME
            SIZE.

0348 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

0346 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            EVANS AND BROADWAY

0328 PM     HAIL             THORNTON                39.89N 104.96W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0326 PM     HAIL             LITTLETON               39.59N 105.01W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0322 PM     HAIL             6 SW LITTLETON          39.53N 105.09W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0319 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   AMATEUR RADIO

            SW DENVER

0315 PM     HAIL             6 SW DENVER             39.67N 105.04W
06/09/2004  1.50 INCH        DENVER             CO   TRAINED SPOTTER

0315 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAMDEN AND WADSWORTH

0313 PM     HAIL             2 NW CHATFIELD RESERVOI 39.58N 105.09W
06/09/2004  1.50 INCH        JEFFERSON          CO   TRAINED SPOTTER

0311 PM     HAIL             5 SW MANILA VILLAGE     39.71N 104.59W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0309 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.00 INCH        ARAPAHOE           CO   AMATEUR RADIO

            EASTERN AURORA

0305 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0305 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.50 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   PUBLIC

            COORS FIELD

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.50 INCH        DENVER             CO   PUBLIC

            DOWNTOWN DENVER

0302 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0301 PM     HAIL             3 WNW ARAPAHOE PARK     39.65N 104.74W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0300 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0300 PM     HAIL             2 NW ARAPAHOE PARK      39.66N 104.71W
06/09/2004  2.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            LARGEST HAIL STONE 2.25 INCHES

0258 PM     HAIL             3 S AURORA              39.65N 104.82W
06/09/2004  1.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SOME HAIL COULD BE LARGER

0255 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   NWS EMPLOYEE

0247 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   TRAINED SPOTTER

            HAMDEN AND WADSWORTH

0242 PM     HAIL             3 S LAKEWOOD            39.65N 105.11W
06/09/2004  1.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0238 PM     HAIL             KEN CARYL               39.58N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAIL LASTED FOR 20 MINUTES

0217 PM     HAIL             5 NE CONIFER            39.57N 105.23W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

&&

FB
Local storm report, Jun 9, 5:01 PM MDT, 51 minutes before
PRELIMINARY LOCAL STORM REPORT ... SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
501 PM MDT WED JUN 09 2004

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

0444 PM     HAIL             14 SE ROGGEN            40.03N 104.18W
06/09/2004  1.00 INCH        WELD               CO   TRAINED SPOTTER

0436 PM     TORNADO          10 NE STRASBURG         39.84N 104.17W
06/09/2004                   ARAPAHOE           CO   PUBLIC

            REPORT RELAYED BY GOODLAND WFO

0420 PM     HAIL             11 SE ROGGEN            40.06N 104.22W
06/09/2004  0.88 INCH        WELD               CO   TRAINED SPOTTER

            DIME TO NICKEL SIZED HAIL

0415 PM     HAIL             4 S MANILA VILLAGE      39.70N 104.53W
06/09/2004  0.75 INCH        ADAMS              CO   TRAINED SPOTTER

0415 PM     TORNADO          5 N BENNETT             39.83N 104.42W
06/09/2004                   ADAMS              CO   NWS EMPLOYEE

            NORTH OF BENNETT BETWEEN BENNETT AND PROSPECT VALLEY

0350 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            800 SOUTH PEARL STR.

0348 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

0348 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

            KIPLING AND MISSISSIPPI. HAIL SLIGHTLY LARGER THAN DIME
            SIZE.

0346 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  0.75 INCH        DENVER             CO   AMATEUR RADIO

            EVANS AND BROADWAY

0328 PM     HAIL             THORNTON                39.89N 104.96W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0326 PM     HAIL             LITTLETON               39.59N 105.01W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0322 PM     HAIL             6 SW LITTLETON          39.53N 105.09W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0319 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   AMATEUR RADIO

            SW DENVER

0315 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAMDEN AND WADSWORTH

0315 PM     HAIL             6 SW DENVER             39.67N 105.04W
06/09/2004  1.50 INCH        DENVER             CO   TRAINED SPOTTER

0313 PM     HAIL             2 NW CHATFIELD RESERVOI 39.58N 105.09W
06/09/2004  1.50 INCH        JEFFERSON          CO   TRAINED SPOTTER

0311 PM     HAIL             5 SW MANILA VILLAGE     39.71N 104.59W
06/09/2004  1.00 INCH        ADAMS              CO   TRAINED SPOTTER

0309 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.00 INCH        ARAPAHOE           CO   AMATEUR RADIO

            EASTERN AURORA

0305 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.75 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0305 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  1.50 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.50 INCH        DENVER             CO   PUBLIC

            DOWNTOWN DENVER

0304 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   PUBLIC

            COORS FIELD

0302 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SE AURORA

0301 PM     HAIL             3 WNW ARAPAHOE PARK     39.65N 104.74W
06/09/2004  0.75 INCH        ARAPAHOE           CO   TRAINED SPOTTER

0300 PM     HAIL             DENVER                  39.73N 104.96W
06/09/2004  1.00 INCH        DENVER             CO   TRAINED SPOTTER

            6TH AND FEDERAL

0300 PM     HAIL             2 NW ARAPAHOE PARK      39.66N 104.71W
06/09/2004  2.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            LARGEST HAIL STONE 2.25 INCHES

0258 PM     HAIL             3 S AURORA              39.65N 104.82W
06/09/2004  1.00 INCH        ARAPAHOE           CO   TRAINED SPOTTER

            SOME HAIL COULD BE LARGER

0255 PM     HAIL             AURORA                  39.70N 104.81W
06/09/2004  0.75 INCH        ARAPAHOE           CO   NWS EMPLOYEE

0247 PM     HAIL             LAKEWOOD                39.70N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   TRAINED SPOTTER

            HAMDEN AND WADSWORTH

0242 PM     HAIL             3 S LAKEWOOD            39.65N 105.11W
06/09/2004  1.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

0238 PM     HAIL             KEN CARYL               39.58N 105.11W
06/09/2004  1.00 INCH        JEFFERSON          CO   AMATEUR RADIO

            HAIL LASTED FOR 20 MINUTES

0217 PM     HAIL             5 NE CONIFER            39.57N 105.23W
06/09/2004  0.75 INCH        JEFFERSON          CO   TRAINED SPOTTER

&&

FB

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 6:07 PM MDTFlash Flood WarningBOUDouglas, Jefferson113 min
Jun 8, 7:58 PM MDTSevere Thunderstorm WarningBOUJefferson47 min
Jun 8, 8:40 PM MDTSevere Thunderstorm WarningBOUAdams, Denver, Jefferson65 min
Jun 8, 8:51 PM MDTFlash Flood WarningBOUAdams, Denver, Jefferson3 hr
Jun 8, 9:19 PM MDTSevere Thunderstorm WarningBOUBoulder, Larimer56 min
Jun 9, 1:55 PM MDTSevere Thunderstorm WarningBOUDouglas, Jefferson50 min
Jun 9, 2:34 PM MDTSevere Thunderstorm WarningBOUArapahoe, Denver, Douglas, Jefferson56 min
Jun 9, 2:48 PM MDTTornado WarningBOUArapahoe, Denver, Jefferson42 min
Jun 9, 2:49 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe56 min
Jun 9, 2:51 PM MDTSevere Thunderstorm WarningBOUWeld54 min
Jun 9, 3:32 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe, Denver, Jefferson58 min
Jun 9, 3:46 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe59 min
Jun 9, 4:18 PM MDTTornado WarningBOUAdams42 min
Jun 9, 4:39 PM MDTFlash Flood WarningBOUDouglas3 hr
Jun 9, 4:43 PM MDTSevere Thunderstorm WarningBOUMorgan, Weld62 min
Jun 9, 4:57 PM MDTTornado WarningBOUAdams63 min
Jun 9, 5:08 PM MDTSevere Thunderstorm WarningBOUDouglas52 min
Jun 9, 5:46 PM MDTSevere Thunderstorm WarningBOUMorgan59 min
Jun 9, 5:59 PM MDTTornado WarningBOUMorgan46 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2004Every severe thunderstorm warning in 2004

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.