Missouri, 2005Heat and Damaging Winds in Missouri, August 4, 2005
August 4, 2005 · NWS EAX · 3 events in 2 counties and zones
2 thunderstorm wind, 1 heat, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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- Wind
- Hail
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- Heat and drought
- Cold
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Open the live radar over this ground
- Deaths
- 1
- Injuries
- 0
- Property damage
- $1,000
- Crop damage
- None recorded
- Events
- 3
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Kansas City, MO wrote its last area forecast discussion before the first event at Aug 4, 2:45 AM CST, 9 hours 15 minutes earlier.
Area forecast discussion, Aug 4, 2:45 AM CST, 9 hours 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
345 AM CDT THU AUG 4 2005
.DISCUSSION...
THE COLD FRONT IS BEGINNING TO PUSH INTO EXTREME NORTHWEST MISSOURI
EARLY THIS MORNING. AREA OF ISENTROPIC LIFT JUST AHEAD OF THE FRONT
HAS CAUSED EXTENSIVE CLOUD COVER ALONG WITH ISOLATED/SCATTERED
SPRINKLES ACROSS MAINLY NORTHERN MISSOURI. THE AMOUNT OF CLOUD COVER
AND ITS AFFECT ON TEMPS THIS AFTERNOON IS THE BIGGEST QUESTION
TODAY. THIS CLOUD COVER IS MORE EXTENSIVE THAN PREVIOUSLY EXPECTED
AND SHOULD PERSIST ACROSS NORTHERN MISSOURI...ALONG AND BEHIND THE
COLD FRONT...KEEPING AFTERNOON TEMPERATURES ON THE COOL SIDE. HAVE
GONE A FEW DEGREES BELOW GUIDANCE...BUT STILL IN THE 80S. HOWEVER
TEMPS MAY BE EVEN COOLER DEPENDING ON SCATTERED PRECIP AND NEXT
SHIFT MAY NEED TO UPDATE. CENTRAL MISSOURI SHOULD BE CONSIDERABLY
WARMER THAN NORTHERN MISSOURI TODAY...WITH THE PASSAGE OF THE COLD
FRONT NOT EXPECTED UNTIL WELL INTO THE AFTERNOON. CLOUD COVER ALSO
WILL NOT LIKELY BE AS EXTENSIVE AS NORTHERN MISSOURI THROUGH MUCH OF
THE DAY...SO HAVE GONE A LITTLE ABOVE GUIDANCE IN THAT AREA.
LIKEWISE THE NEXT SHIFT WILL NEED TO WATCH THIS.
PRECIP WILL PROBABLY BE MORE SCATTERED ALONG AND BEHIND THE FRONT
ACROSS NORTHERN MISSOURI THROUGH MOST OF THE DAY. EXPECT THERE TO BE
AN INCREASE IN COVERAGE DURING THE AFTERNOON AND EVENING...MAINLY
ACROSS CENTRAL MISSOURI...AS DAYTIME HEATING HELPS CREATE MORE
INSTABILITY ACROSS THE AREA. HAVE BUMPED POPS UP JUST A LITTLE MORE
ACROSS CENTRAL MISSOURI.
GFS AND NAM SOLUTIONS DIFFER FOR THURSDAY NIGHT INTO FRIDAY NIGHT.
GFS SHOWS UPPER LEVEL ENERGY LINGERING AND WEAK SHORTWAVES MOVING
ACROSS THE REGION...CONTINUING THE CHANCE FOR SHOWERS. HOWEVER THE
NAM IS MUCH MORE AGGRESSIVE IN BRINGING DRY AIR INTO THE
REGION...PUSHING THE PRECIP SOUTH OF THE FORECAST AREA. FOR NOW HAVE
SPLIT THE DIFFERENCE AND HELD ON TO LOW PRECIP CHANCES THROUGH
FRIDAY FOR ONLY CENTRAL MISSOURI.
NRR
&&
.PREVIOUS DISCUSSION...
325 PM WED...
APPROACHING COLD FRONT WILL BE THE PRIMARY DRIVER ON SENSIBLE
WEATHER THROUGH FRIDAY. LOW LEVEL CONVERGENCE EXPECTED TO WEAKEN
WITH TIME AS FRONT MOVES THROUGH CWA AS BOUNDARY LAYER WINDS VEER.
SHORTWAVE PROGGED TO TRACK EAST ACROSS THE NORTHERN PLAINS AND UPPER
MS VALLEY ON THURSDAY WITH TAIL END OF TROUGH NUDGING FRONT
SOUTHWARD. THUS...HAVE SLOWED DOWN ARRIVAL OF COLD FRONT BY A FEW
HOURS...WITH NAM MODEL OF CHOICE THROUGH THURSDAY. EXPECT COLD FRONT
TO ENTER NORTHWEST CORNER MO DURING PRE-DAWN HOURS...REACHING THE MO
RIVER BY MID AFTERNOON. DUE TO MINIMAL FRONTAL CONVERGENCE AND
LACKING UPPER SUPPORT BELIEVE CONVECTION WILL BE POST FRONTAL
VARIETY WITH SCATTERED COVERAGE EXPECTED. HAVE BUMPED UP POPS FOR
THURSDAY AFTERNOON AND EVENING AS AIRMASS WILL BE MODERATELY
UNSTABLE...PLUS WITH VEERING WIND FIELDS ACTIVITY LIKELY TO TRACK
MORE EAST THAN SOUTH SO HOLES IN COVERAGE MAY FILL IN WITH TIME.
ALSO HAVE SOME CONCERN FOR A FEW STORMS TO PULSE UP AND BRIEFLY
REACH SEVERE LEVELS JUST NORTH OF BOUNDARY DURING MAX HEATING.
IN THE SHORT TERM HAVE RAISED LOWS TONIGHT TO BE MORE IN LINE WITH
PERSISTENCE. EVEN THEN I MAY BE TOO CONSERVATIVE AS 925MB THERMAL
RIDGE WILL LIE ACROSS NORTHERN MO TONIGHT. CLOUD COVER TONIGHT WILL
BE SPARSE COMPARED TO THE AC OF LAST 2 NIGHTS SO THAT SHOULD ALLOW
FOR A BIT MORE NOCTURNAL COOLING.
MODELS IN SIMILAR AGREEMENT TO HOLD ONTO CHANCE POPS SOUTH OF THE MO
RIVER THROUGH MOST OF THURSDAY NIGHT AS TAIL END OF SHORTWAVE LAGS
AND PROVIDES JUST ENOUGH LIFT. CANADIAN AND GFS MODELS EVEN GO SO
FAR AS TO MAINTAIN RAIN CHANCES ACROSS SOUTHERN HALF OF CWA ALL DAY
FRIDAY. THIS BASED UPON A SHORTWAVE TRACKING OUT OF THE CENTRAL
ROCKIES. CONFIDENCE LOW IN THIS OCCURRING BUT WORTH NOTING AS FUTURE
SHIFTS CAN KEEP AN EYE ON THIS AREA FOR ANY SIGNS OF A SHORTWAVE.
HAVE INTRODUCED LOW CHANCE POPS FOR FRIDAY MORNING MAINLY DUE TO THE
SLOW MOVEMENT OF THE COLD FRONT. WEAK WESTERLY FLOW AND LIKELIHOOD
OF MID LEVEL MOISTURE CIRCULATING OVER TOP OF FLATTENED UPPER HIGH
SUGGESTS THERE WILL BE CONSIDERABLE CLOUD COVER ACROSS ALL BUT FAR
NORTHERN MO ON FRIDAY. THIS WILL HELP KEEP A LID ON TEMPERATURES FOR
FRIDAY RESULTING IN READINGS 5-7 DEGREES BELOW NORMAL.
REST OF FORECAST LOOKS DRY AS UPPER HIGH STARTS TO BUILD BACK OVER
THE CENTRAL ROCKIES BY THE END OF THE WEEKEND. A GRADUAL WARMUP
BEGINS ON SATURDAY WITH ABOVE NORMAL TEMPERATURES BACK IN THE
FORECAST BY SUNDAY.
MJ
&&
.EAX WATCHES/WARNINGS/ADVISORIES...
KS...NONE.
MO...NONE.
WFO EAX
Hazardous weather outlook, Aug 4, 12:00 PM CST, 0 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
100 PM CDT THU AUG 4 2005
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-051100-
ATCHISON KS-MIAMI-LINN KS-DONIPHAN-LEAVENWORTH-WYANDOTTE-
JOHNSON KS-ATCHISON MO-NODAWAY-WORTH-GENTRY-HARRISON-MERCER-
PUTNAM-SCHUYLER-HOLT-ANDREW-DE KALB-DAVIESS-GRUNDY-SULLIVAN-ADAIR-
BUCHANAN-CLINTON-CALDWELL-LIVINGSTON-LINN MO-MACON-PLATTE-CLAY-
RAY-CARROLL-CHARITON-RANDOLPH-JACKSON-LAFAYETTE-SALINE-HOWARD-
CASS-JOHNSON MO-PETTIS-COOPER-BATES-HENRY-
100 PM CDT THU AUG 4 2005
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST...NORTH CENTRAL
AND WEST CENTRAL MISSOURI...AS WELL AS EXTREME EASTERN KANSAS.
.DAY ONE...THIS AFTERNOON AND TONIGHT
BY EARLY THIS AFTERNOON...A COLD FRONT STRETCHED FROM SEDALIA
SOUTHWEST TO SOUTHEASTERN KANSAS. THE FRONT MAY TRIGGER A FEW
THUNDERSTORMS THIS AFTERNOON AND THIS EVENING FROM LA CYNGE KANSAS
EAST TO SEDALIA. ELSEWHERE...SHOWERS AND ISOLATED THUNDERSTORMS ARE
POSSIBLE THROUGH THIS EVENING. THE THUNDERSTORMS ACROSS THE OUTLOOK
AREA ARE NOT EXPECTED TO BE SEVERE...HOWEVER...AN ISOLATED
THUNDERSTORM MAY PRODUCE STRONG AND GUSTY WINDS.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED.
DB
Heat, Jackson
- When
- August 4, 12:00 PM CST to 9:00 PM CST
- Where
- Jackson forecast zone
- Deaths
- 1 direct, 0 indirect
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 39.009, -94.346 (the zone’s center; the record gives no point)
A 64 year old female from Kansas City in Jackson county died from heat related causes on August 4th.
Thunderstorm Wind, Cass
- When
- August 4, 4:55 PM CST
- Where
- Cass County, 2 mi S of Harrisonville
- Measured
- 52 kt (60 mph) estimated gust
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 38.617, -94.350
Thunderstorm Wind, Cass
- When
- August 4, 5:16 PM CST
- Where
- Cass County, Garden City
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $1,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 38.567, -94.200
| Event | Date | Age | Sex | Where | Kind |
|---|
| Heat, Jackson | 2005-08-04 | 64 | Female | Outside/Open Areas | Direct |
- Heat
- Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Hail and Damaging Winds in Tennessee, August 4 to 6, 2005$530,000 · 1.5 in hail · 17 events
- Damaging Wind in Arizona, August 4, 2005$50,000 · 52 kt wind · 1 event
- Flash Flooding in California, August 4, 2005$35,000 · 2 events
- Damaging Winds and Lightning Strike in Oklahoma, August 4, 2005$25,000 · 57 kt wind · 4 events
- Damaging Wind in California, August 4, 2005$25,000 · 50 kt wind · 1 event
- Hail and Damaging Winds in Georgia, August 4, 2005$19,000 · 1 in hail · 5 events
- Damaging Wind in Texas, August 4, 20051 injured · $15,000 · 55 kt wind · 1 event
- Damaging Winds in Wisconsin, August 4, 2005$20,000 · 56 kt wind · 3 events
- Hail and Damaging Wind in Kansas, August 4, 2005$20,000 · 1 in hail · 3 events
- Damaging Wind in Arizona, August 4, 2005$20,000 · 60 kt wind · 1 event
- Lightning Strike in New Hampshire, August 4, 2005$20,000 · 1 event
- Flash Flood in Arizona, August 4, 2005$20,000 · 1 event
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5471763, 5471761, 5471762.