Alert archive / Missouri / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 278, NWS Springfield, MO

July 22, 1998Taney County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jul 22, 1998, 1:57 PM CDT for Taney County, Missouri. It was in force for 63 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 22, 1998, 1:57 PM CDT (18:57 UTC)
Expired
Jul 22, 1998, 3:00 PM CDT
In force
63 min
Issued by
NWS Springfield, MO
Area
Whole counties

County Taney County, MO

The radar

The Springfield radar (KSGF), 72 km from the middle of the area, began a volume at 19:00 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
Jul 22, 2:05 PM CDTThunderstorm WindForsyth, MO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 7.0 hours before the alert went out and 73 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, Springfield, MO at 12:00Z on 1998-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 730 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 1998-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 square meters per square second.1939Sfc1 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
730 J/kg
Mixed-layer CIN
-137 J/kg
Mixed-layer LCL
1631 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
170 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 22, 2:41 AM CDT, 11 hours 16 minutes earlier.

Area forecast discussion, Jul 22, 2:41 AM CDT, 11 hours 16 minutes before
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In the hours before

Special weather statement, Jul 22, 1:00 PM CDT, 57 minutes before
KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-231800-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
100 PM CDT WED JUL 22 1998

THIS OUTLOOK CONTAINS INFORMATION FOR THE FOLLOWING COUNTIES

IN SOUTHEAST KANSAS:          BOURBON         CHEROKEE      CRAWFORD

IN SOUTHWEST...CENTRAL...AND SOUTH CENTRAL MISSOURI
BARRY           DALLAS        LACLEDE        OREGON         STONE
BARTON          DENT          LAWRENCE       OZARK          TANEY
BENTON          DOUGLAS       MARIES         PHELPS         TEXAS
CAMDEN          GREENE        MCDONALD       POLK           VERNON
CEDAR           HICKORY       MILLER         PULASKI        WEBSTER
CHRISTIAN       HOWELL        MORGAN         SHANNON        WRIGHT
DADE            JASPER        NEWTON         ST CLAIR

...HEAT ADVISORY IN EFFECT THIS AFTERNOON...
...CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THURSDAY MORNING...

HIGH TEMPERATURES IN THE MIDDLE AND UPPER 90S AND HEAT INDEX VALUES
IN THE 100 TO 110 DEGREE RANGE WILL BE REPLACED BY A COLD FRONT
WHICH WILL BRING COOLER WEATHER AND A CHANCE OF RAIN TO THE REGION
FOR THE END OF THE WORK WEEK.

THE HEAT AND HUMIDITY WILL CONTINUE FOR ONE MORE DAY WITH
TEMPERATURES RISING INTO THE MIDDLE AND UPPER 90S AND HEAT INDEX
READINGS IN THE 100 TO 108 DEGREE RANGE. A HEAT ADVISORY CONTINUED
IN EFFECT THIS AFTERNOON FOR SOUTHEAST KANSAS AS WELL AS CENTRAL
AND SOUTHERN MISSOURI. DRINK PLENTY OF WATER AND TAKE FREQUENT
BREAKS IN THE SHADE IF YOU MUST WORK OUTSIDE TODAY.

A COLD FRONT FROM WESTERN KANSAS TO NORTHERN MISSOURI EARLY THIS
AFTERNOON WILL MOVE SLOWLY SOUTH THROUGH THURSDAY. RAIN CHANCES
WILL INCREASE ACROSS CENTRAL MISSOURI AND EAST CENTRAL KANSAS THIS
AFTERNOON AS THE BOUNDARY APPROACHES. SCATTERED SHOWERS AND
THUNDERSTORMS WILL BE POSSIBLE... MAINLY NORTH OF A PITTSBURG TO
CAMDENTON AND VIENNA LINE. A FEW OF THE STORMS MAY BECOME SEVERE...
PRODUCING DAMAGING WINDS...WITH BRIEF HEAVY RAIN ALSO POSSIBLE.

A COMPLEX OF THUNDERSTORMS IS EXPECTED TO DEVELOP IN CENTRAL KANSAS
TONIGHT AND MOVE INTO SOUTHEAST KANSAS TOWARD MORNING. HEAVY
RAINFALL WILL BE THE MAIN THREAT FROM OVERNIGHT STORMS. THE MOST
LIKELY TIME FOR SHOWERS AND THUNDERSTORMS THROUGH SATURDAY LOOKS TO
BE AROUND SUNRISE...WITH A ANOTHER CHANCE DURING THE LATE AFTERNOON
AND EARLY EVENING HOURS EACH DAY.

SPOTTER ACTIVATION MAY BE REQUIRED IN CENTRAL MISSOURI THIS EVENING
AND OVERNIGHT.

SUTTON

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 22, 2:50 PM CDTFlash Flood WarningSGFShannon3 hr
Jul 22, 3:21 PM CDTSevere Thunderstorm WarningSGFDouglas, Ozark49 min
Jul 22, 4:24 PM CDTSevere Thunderstorm WarningSGFHowell46 min
Jul 22, 5:48 PM CDTSevere Thunderstorm WarningSGFDent, Phelps32 min
Jul 22, 6:01 PM CDTFlash Flood WarningSGFOregon3 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.