Alert archive / Iowa / Tornado Warnings in 1988
Tornado Warning 12, NWS Des Moines, IA
NWS Des Moines, IA issued this tornado warning at Nov 15, 1988, 4:38 PM CST for Monroe County, Iowa. It was in force for 37 min.
The area
The counties it named.
The facts
- Issued
- Nov 15, 1988, 4:38 PM CST (22:38 UTC)
- Expired
- Nov 15, 1988, 5:15 PM CST
- In force
- 37 min
- Issued by
- NWS Des Moines, IA
- Area
- Whole counties
County Monroe County, IA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Peoria Regional, IL (KPIA), launched 12:00Z, 10.6 hours before the alert went out and 278 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 574 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDSM 152238
TORDSM
IAC135-152315-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
438 PM CST TUE NOV 15 1988
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 515 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE SOUTH CENTRAL PART OF IOWA
CENTRAL AND NORTHEAST MONROE
AT 430 PM...MONROE COUNTY OFFICALS REPORTED A TORNADO IN THE
FAR SOUTHWEST CORNER OF MONROE COUNTY OR ABOUT 30 MILES WEST
SOUTHWEST OF OTTUMWA.
THE TORNADO IS MOVING TO THE NORTHEAST AROUND 40 MILES AN
HOUR AND WILL LIKELY AFFECT THE TOWNS OF ALBIA...HITEMAN...
LOCKMAN AND TYRONE.
IF YOU ARE IN THE PATH OF THIS TORNADO...THE SAFEST PLACE IS IN A
BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. IF
NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM ON THE
LOWEST FLOOR. IF YOU ARE IN A VEHICLE OR MOBILE HOME...LEAVE IT AT
ONCE AND TAKE SHELT#ER IN A REINFORCED BUILDING OR IN A DITCH.
MYERSWhat forecasters said that day
The local office's own words before this tornado 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, Nov 15, 2:24 PM CST, 2 hours 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 225 PM CST TUE NOV 15 1988 THE FOLLOWING COUNTIES IN NORTHWEST IOWA HAVE BEEN CLEARED FROM TORNADO WATCH NUMBER 479. ...NORTHWEST... BUENA VISTA CHEROKEE CLAY DICKINSON EMMET O BRIEN OSCEOLA PALO ALTO POCAHONTAS ...NORTH CENTRAL... KOSSUTH ...WEST CENTRAL... CALHOUN IDA SAC THE A LARGE0 PORTION OF WEST CENTRAL...CENTRAL...NORTH CENTRAL AND SOUTH CENTRAL IOWA REMAIN IN THE WATCH. MYERS
Special weather statement, Nov 15, 2:47 PM CST, 1 hour 51 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DES MOINES IA 245 PM CST TUE NOV 15 1988 ...TORNADO WATCH FOR WESTERN AND CENTRAL IOWA UNTIL 8 PM CST... AT 235 PM CST...A 20 MILE WIDE BAND OF VERY STRONG THUNDERSTORMS EXTENDED FROM NORTHWEST THROUGH CENTRAL INTO SOUTHWEST IOWA. THE STORMS WERE LOCATED FROM 55 MILES NORTH NORTHWEST OF DES MOINES... OR 10 MILES SOUTH OF FORT DODGE SOUTHWEST THROUGH ATLANTIC...60 MILES WEST OF DES MOINES SOUTHWEST TO SHENANDOAH...45 MILES SOUTHEAST OF OMAHA/COUNCIL BLUFFS. ALTHOUGH NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS...THERE HAS BEEN VERY HEAVY RAIN...FREQUENT DANGEROUS LIGHTNING...40 TO 45 MILE AN HOUR WINDS ALONG WITH TO PEA TO MARBLE SIZED HAIL REPORTED. THESE STORMS WERE PART OF A RAPIDLY EXPANDING AREA OF SHOWERS AND STORMS OVER THE SOUTHWEST THIRD OF THE STATE. THE PRECIPITATION WAS SOUTHWEST OF A LINE FROM SIOUX CITY NORTHEAST TO LIVERMORE OR 30 MILES SOUTHWEST OF MASON CITY SOUTH TO LAMONI....IN SOUTH CENTRAL IOWA. A SMALL AREA OF SHOWERS AND THUNDERSTORMS WAS LOCATED OVER THE FAR SOUTHEAST COUNTIES OF THE STATE...BETWEEN OTTUMWA...CEDAR RAPIDS ...THE QUAD CITIES AND BURLINGTOYN. THE SHOWERS AND STORMS WERE MOVING NORTHEAST AT 45 MILES AN HOUR. BARLOW
Special weather statement, Nov 15, 3:52 PM CST, 46 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DES MOINES IA 350 PM CST TUE NOV 15 1988 ...TORNADO WATCH FOR WESTERN AND CENTRAL IOWA UNTIL 8 PM CST... ...TORNADO WATCH FOR EASTERN IOWA UNTIL 11 PM CST... AN INTENSE THUNDERSTORM WAS INDICATED OVER SOUTH CENTRAL IOWA. AT 332 PM A THIS THUNDERSTORM WAS LOCATED 10 MILES NORTHEAST OF LAMONI. EXTREMELY HEAVY RAINFALL AND WINDS OF 30 TO 40 MILES AN HOUR CAN BE EXPECTED FROM THIS STORM AS IT MOVES NORTHEAST AT 45 MILES AN HOUR. A 20 MILE WIDE BAND OF STRONG THUNDERSTORMS WAS INDICATED FROM SOUTHWEST INTO NORTH CENTRAL IOWA. THIS BAND OF STORMS WAS LOCATED FROM JUST SOUTH OF CRESTON...60 MILES SOUTHWEST OF DES MOINES TO 35 MILES WEST OF DES MOINES NEAR GUTHRIE CENTER TO FORT DODGE. THESE STORMS WILL ALSO PRODUCE VERY HEAVY RAINFALL AND 30 TO 40 MILE AN HOUR WIND GUSTS AS THEY MOVE NORTHEAST AT 45 MILES AN HOUR. OTHERWISE NUMEROUS SHOWERS AND THUNDERSTORMS WERE OCCURRING OVER ALL BUT THE SOUTHEAST CORNER OF THE STATE. ALL OF THIS PRECIPITAION WAS MOVING NORTHEAST AT 45 MILES AN HOUR. DF/CAB
Special weather statement, Nov 15, 4:00 PM CST, 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 400 PM CST TUE NOV 15 1988 THE FOLLOWING COUNTIES IN WEST CENTRAL AND SOUTHWEST IOWA HAVE BEEN CLEARED FROM TORNADO WATCH NUMBER 479. WEST CENTRAL... CRAWFORD CARROLL GREENE SHELBY AUDUBON GUTHRIE SOUTWEST... CASS ADAIR MONTGOMERY ADAMS FREMONT PAGE TAYLOR THE REMAINDER OF NORTH CENTRL...CENTRAL AND SOUTH CENTRAL IOWA REMAIN IN TORNADO WATCH NUMBER 479 UNTIL 8 PM. ALL OF EASTERN IOWA IS ALSO UNDER TORNADO WATCH NUMBER 482 UNTIL 11 PM. MYERS
Special weather statement, Nov 15, 4:16 PM CST, 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WATERLOO IA 405 PM CST TUE NOV 15 1988 ...TORNADO WATCH FOR NORTHEAST IOWA UNTIL 11PM CDT... TORNADO WATCH FOR NORTH CENTRAL IOWA UNTIL 8PM CDT... AT 4 PM CDT NATIONAL WEATHER SERVICE RADAR AT WATERLOO WAS SHOWING A 100 MILE WIDE BAND OF SHOWERS AND THUNDERSTORMS FROM THE MISSOURI BORDER SOUTH OF DES MOINES TO THE MINNESOTA BORDER NORTH OF MASON CITY. ANOTHER AREA OF WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WAS LOCATED IN A 100 MILE WIDE BAND FROM MASON CITY TO DUBUQUE. THESE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 45 MILES AN HOUR AND COULD PRODUCE WINDS IN EXCESS OF 58 MILES AN HOUR...LARGE... HAIL AND POSSIBLE TORNADOES. PEOPLE SHOULD BE ALERT FOR SEVERE WEATHER UNTIL 8 OR 9 PM IN NORTH CENTRAL, IOWA AND UNTIL 11 PM IN NORTHEAST, IOWA. ROBB
Special weather statement, Nov 15, 4:30 PM CST, 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
430 PM CST TUE NOV 15 1988
...SNOW ADVISORY TONIGHT FOR NORTHWEST IOWA...
A SNOW ADVISORY HAS BEEN ISSUED FOR NORTHWEST IOWA TONIGHT.
TWO TO FOUR INCHES OF SNOW IS EXPECTED TO ACCUMULATE BY MORNING
IN PARTS OF NORTHWEST IOWA INCLUDING THE FOLLOWING CITIES...SIOUX
CITY...STORM LAKE...SPENCER...ESTHERVILLE...CHEROKEE...AND ALGONA.
MOTORISTS IN OR TRAVELLING INTO NORTHWEST IOWA TONIGHT SHOULD
EXERCISE EXTREME CAUTION AND USE THEIR WINTER DRIVING SKILLS.
RAIN WILL CHANGE TO SNOW IN NORTHWEST IOWA EARLY TONIGHT. THERE MAY
BY SOME SLEET MIXED WITH THE RAIN FOR A BRIEF PERIOD BEFORE CHANGING
TO ALL SNOW. THE SNOW WILL BE ACCOMPANIED BY STRONG NORTHWEST WINDS.
HAHNNearby
Tornado Warnings in Iowa, 1988Every tornado warning in 1988Tornadoes in 1988
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.