Alert archive / Iowa / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 9, NWS Des Moines, IA

March 26, 1995Worth County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Mar 26, 1995, 9:27 PM CST for Worth County, Iowa. It was in force for 33 min.

The area

The counties it named.

The facts

Issued: Mar 26, 1995, 9:27 PM CST (03:27 UTC)
Expired: Mar 26, 1995, 10:00 PM CST
In force: 33 min
Issued by: NWS Des Moines, IA
Area: Whole counties

County Worth County, IA

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 3.5 hours before the alert went out and 166 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 806 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 290 m²/s²
0-3 km storm-relative helicity: 464 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 
WUUS1 KDSM 270327 RRA
SVRDSM
IAC195-270400-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
927 PM CST SUN MAR 26 1995

* SEVERE THUNDERSTORM WARNING FOR
  WORTH COUNTY - NORTH CENTRAL IOWA

* UNTIL 1000 PM CST
 
SON
* SOME TOWNS AFFECTED
    MANLY
NORTHWOOD

* AT 930 PM CST THE PUBLIC REPORTED A SEVERE THUNDERSTORM MASON CITY
  MOVING 50 MILES AN HOUR NORTHWARD.

* THE STORM WILL BE NORTHWOOD BY 930 PM CST.

THIS IS A DANGEROUS STORM.  DO NOT GO OUTDOORS.




FORSTER

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.

In the hours before

Special weather statement, Mar 26, 3:59 PM CST, 5 hours 28 minutes before

IAZALL-230140-

IOWA SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
400 PM CST SUN MAR 26 1995

HAZARD...ISOLATED SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH AND LARGE HAIL.

AREA OF CONCERN...THE SOUTHERN THIRD OF IOWA...MAINLY SOUTH OF
INTERSTATE 80 BUT EXCLUDING EXTREME SOUTHWESTERN COUNTIES.  SOME
COMMUNITIES IN THIS AREA INCLUDE CRESTON...OSCEOLA...PARTS OF THE DES
MOINES METRO AREA...OTTUMWA AND BURLINGTON.

TIMING DETAILS...THUNDERSTORMS MAY STILL DEVELOP OVER NORTHERN
MISSOURI AND SOUTHERN IOWA BEFORE 6 PM...BUT CHANCES APPEAR TO BE
DIMINISHING.  ISOLATED STRONG THUNDERSTORMS ARE POSSIBLE OVER SOUTH
CENTRAL IOWA UNTIL 8 PM AND OVER SOUTHEAST SECTIONS UNTIL MIDNIGHT.

METEOROLOGICAL COMMENTS...A STRONG LOW PRESSURE SYSTEM WEST OF OMAHA
WILL MOVE INTO WESTERN IOWA BY MIDNIGHT. WARM AND MOIST AIR
HAS DRAWN INTO SOUTHWESTERN IOWA AHEAD OF THE LOW...BUT DRY AIR FROM
KANSAS AND NEBRASKA HAS BEGUN TO DIMINISH THE MOISTURE SUPPLY.  AS THE
MOISTURE DECREASES...THE INTENSITY AND COVERAGE OF THUNDERSTORMS
SHOULD ALSO DECREASE.  DEVELOPMENT NOW APPEARS MOST LIKELY OVER
SOUTHEAST IOWA.

PRECAUTIONS...EMERGENCY MANAGERS IN THE SOUTHERN THIRD OF IOWA SHOULD
CONTINUE TO KEEP INFORMED OF THE LATEST WEATHER INFORMATION.  SPOTTER
ACTIVATION MAY BE NEEDED UNTIL 9 PM.

THIS WILL BE THE LAST SEVERE WEATHER OUTLOOK TODAY.

JUNGBLUTH

Special weather statement, Mar 26, 4:00 PM CST, 5 hours 27 minutes before

IAZALL-230140-

IOWA SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
400 PM CST SUN MAR 26 1995

HAZARD...ISOLATED SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH AND LARGE HAIL.

AREA OF CONCERN...THE SOUTHERN THIRD OF IOWA...MAINLY SOUTH OF
INTERSTATE 80 BUT EXCLUDING EXTREME SOUTHWESTERN COUNTIES.  SOME
COMMUNITIES IN THIS AREA INCLUDE CRESTON...OSCEOLA...PARTS OF THE DES
MOINES METRO AREA...OTTUMWA AND BURLINGTON.

TIMING DETAILS...THUNDERSTORMS MAY STILL DEVELOP OVER NORTHERN
MISSOURI AND SOUTHERN IOWA BEFORE 6 PM...BUT CHANCES APPEAR TO BE
DIMINISHING.  ISOLATED STRONG THUNDERSTORMS ARE POSSIBLE OVER SOUTH
CENTRAL IOWA UNTIL 8 PM AND OVER SOUTHEAST SECTIONS UNTIL MIDNIGHT.

METEOROLOGICAL COMMENTS...A STRONG LOW PRESSURE SYSTEM WEST OF OMAHA
WILL MOVE INTO WESTERN IOWA BY MIDNIGHT. WARM AND MOIST AIR
HAS DRAWN INTO SOUTHWESTERN IOWA AHEAD OF THE LOW...BUT DRY AIR FROM
KANSAS AND NEBRASKA HAS BEGUN TO DIMINISH THE MOISTURE SUPPLY.  AS THE
MOISTURE DECREASES...THE INTENSITY AND COVERAGE OF THUNDERSTORMS
SHOULD ALSO DECREASE.  DEVELOPMENT NOW APPEARS MOST LIKELY OVER
SOUTHEAST IOWA.

PRECAUTIONS...EMERGENCY MANAGERS IN THE SOUTHERN THIRD OF IOWA SHOULD
CONTINUE TO KEEP INFORMED OF THE LATEST WEATHER INFORMATION.  SPOTTER
ACTIVATION MAY BE NEEDED UNTIL 9 PM.

THIS WILL BE THE LAST SEVERE WEATHER OUTLOOK TODAY.

JUNGBLUTH

Special weather statement, Mar 26, 8:04 PM CST, 1 hour 23 minutes before

IAZ060-270310-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
804 PM CST SUN MAR 26 1995

THE THUNDERSTORMS WITH HEAVY RAIN THAT MOVED ACROSS THE DES MOINES
METRO AREA EARLIER HAVE DISSIPATED OR MOVED EAST.  RAINFALL OF UP TO
THREE INCHES.  STREET FLOODING HAS SUBSIDED.

FORSTER

Local storm report, Mar 26, 9:03 PM CST, 24 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
903 PM CST SUN MAR 26 1995

TIME     LOCATION            REPORT
600 PM   OSCEOLA             7/8 INCH DIAMETER HAIL
         CLARKE CO.
615 PM   HANLEY              3/4 INCH DIAMETER HAIL
         MADISON CO.
630 PM   JUST N OF PROLE     3/4 INCH DIAMETER HAIL
         WARREN CO.
643 PM   INDIANOLA           3/4 INCH DIAMETER HAIL
         WARREN CO.
709 PM   JUST NE OF LIBERTY  FUNNEL CLOUD
         CENTER WARREN CO.
805 PM   5 SE CORWITH        7/8 INCH DIAMETER HAIL
         HANCOCK CO.
816 PM   5 NE CORWITH        3/4 INCH DIAMETER HAIL COVERING GROUND
         HANCOCK CO.
837 PM   20 S BUFFALO CENTER 60 MPH WINDS. PEA SIZED HAIL DRIFTING
         WINNEBAGO CO.       AGAINST BUILDINGS.

NOTE...A 53 KNOT (62 MPH) WIND GUST WAS MEASURED AT THE MASON CITY
AIRPORT AT 838 PM. IT WAS APPARENTLY NOT ASSOCIATED WITH A THUNDERSTORM
IN THE AREA.

PYTLAK

Local storm report, Mar 26, 9:05 PM CST, 22 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
903 PM CST SUN MAR 26 1995

TIME     LOCATION            REPORT
600 PM   OSCEOLA             7/8 INCH DIAMETER HAIL
         CLARKE CO.
615 PM   HANLEY              3/4 INCH DIAMETER HAIL
         MADISON CO.
630 PM   JUST N OF PROLE     3/4 INCH DIAMETER HAIL
         WARREN CO.
643 PM   INDIANOLA           3/4 INCH DIAMETER HAIL
         WARREN CO.
709 PM   JUST NE OF LIBERTY  FUNNEL CLOUD
         CENTER WARREN CO.
805 PM   5 SE CORWITH        7/8 INCH DIAMETER HAIL
         HANCOCK CO.
816 PM   5 NE CORWITH        3/4 INCH DIAMETER HAIL COVERING GROUND
         HANCOCK CO.
837 PM   20 S BUFFALO CENTER 60 MPH WINDS. PEA SIZED HAIL DRIFTING
         WINNEBAGO CO.       AGAINST BUILDINGS.

NOTE...A 53 KNOT (62 MPH) WIND GUST WAS MEASURED AT THE MASON CITY
AIRPORT AT 838 PM. IT WAS APPARENTLY NOT ASSOCIATED WITH A THUNDERSTORM
IN THE AREA.

PYTLAK

Special weather statement, Mar 26, 9:21 PM CST, 6 minutes before

IAZ008>011-018-019-029-270725-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WATERLOO IA
921 PM CST SUN MAR 26 1995

...STRONG THUNDERSTORMS WILL BE MOVING INTO EXTREME NORTHEAST IOWA
   THROUGH MIDNIGHT TONIGHT...

THROUGH THE NEXT SEVERAL HOURS...ISOLATED STRONG THUNDERSTORMS WILL
MOVE THROUGH EXTREME NORTHEAST IOWA.  THE STORMS WILL PRIMARILY AFFECT
THE CHARLES CITY...CRESCO AND NEW HAMPTON AREAS AND WILL PRODUCE
PERIODS OF HEAVY RAIN...WIND GUSTS FROM 30 TO 40 MPH AND POSSIBLY SOME
SMALL HAIL.

STAY TUNED TO NOAA WEATHER RADIO...OR YOUR LOCAL RADIO OR TELEVISION
STATTIONS FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER
SITUATION.

TRS

The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 26, 6:00 PM CST	Severe Thunderstorm Warning	DMX	Clarke	30 min
Mar 26, 6:13 PM CST	Severe Thunderstorm Warning	DMX	Madison, Warren	32 min
Mar 26, 6:34 PM CST	Severe Thunderstorm Warning	DMX	Polk	31 min
Mar 26, 6:43 PM CST	Severe Thunderstorm Warning	DMX	Warren	32 min
Mar 26, 7:02 PM CST	Tornado Warning	DMX	Marion, Warren	33 min
Mar 26, 8:11 PM CST	Severe Thunderstorm Warning	DMX	Hancock	34 min
Mar 26, 8:32 PM CST	Severe Thunderstorm Warning	DMX	Winnebago	33 min
Mar 26, 9:00 PM CST	Severe Thunderstorm Warning	DMX	Cerro Gordo	30 min

Nearby

Severe Thunderstorm Warnings in Iowa, 1995 Every severe thunderstorm warning in 1995

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.