Alert archive / Iowa / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 88, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at Jul 27, 1995, 12:03 PM CDT for Mitchell County, Iowa. It was in force for 27 min.
The area
The counties it named.
The facts
- Issued
- Jul 27, 1995, 12:03 PM CDT (17:03 UTC)
- Expired
- Jul 27, 1995, 12:30 PM CDT
- In force
- 27 min
- Issued by
- NWS Des Moines, IA
- Area
- Whole counties
County Mitchell County, IA
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 5.1 hours before the alert went out and 178 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
- 467 J/kg
- Mixed-layer CIN
- -305 J/kg
- Mixed-layer LCL
- 1285 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KALO 271705 RRA SVRALO IAC131-271730- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WATERLOO IA 1203 PM CDT THU JUL 27 1995 THE NATIONAL WEATHER SERVICE IN WATERLOO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL IOWA ...NORTHWESTERN MITCHELL COUNTY AT 1203PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM IN THE NORTHWEST CORNER OF MITCHELL COUNTY NEAR OTRANTO OR 25 MILES NORTHEAST OF MASON CITY. THIS STORM IS MOVING EAST A 25 MPH AND WILL AFFECT THE COMMUNITIES OF OTRANTO...TOETERVILLE AND STACYVILLE. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A REINFORCED BUILDING. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. COGIL
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, Jul 27, 10:10 AM CDT, 1 hour 53 minutes before
IAZALL-271800- IOWA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IOWA 1010 AM CDT THU JUL 27 1995 HAZARD...SEVERE THUNDERSTORMS PRODUCING HAIL AND HIGH WINDS. AREAS OF CONCERN...NORTHEAST IOWA...NORTH OF A LINE FROM FROM MASON CITY TO OLEWEIN...TO DUBUQUE. TIMING DETAILS...DURING THE NEXT 2 HOURS THUNDERSTORMS OVER SOUTHERN MINNESOTA WILL BUILD SOUTH INTO IOWA. METEOROLOGICAL COMMENTS...A STRONG STORM SYSTEM...FOR JULY...IS MOVING THROUGH THE UPPER MIDWEST. THUNDERSTORMS IN SOUTH CENTRAL MINNESOTA WILL MOVE SOUTH ALONG A WARM FRONT INTO NORTHEAST IOWA DURING THE NEXT 2 HOURS. THUNDERSTORMS ARE ALSO EXPECTED TO DEVELOP IN WESTERN IOWA AROUND MIDDAY AHEAD OF A COLD FRONT MOVING INTO THE STATE. PRECAUTIONS...PEOPLE IN NORTHEAST IOWA...ESPECIALLY THOSE BORDERING MINNESOTA SHOULD BE ON THE LOOKOUT FOR SEVERE WEATHER DURING THE LATE MORNING HOURS. TIMING OF THUDERSTORMS OVER WESTERN IOWA IS MORE UNCERTAIN. RIGHT NOW THE BEST CHANCE APPEARS TO BE AROUND MIDDAY. PEOPLE IN THIS AREA SHOULD CONTINUE TO MONITOR LATER STATEMENTS. THE NEXT OUTLOOK WILL BE ISSUED AROUND NOON...UNLESS A WATCH OR WARNING IS ISSUED. BELLES
Special weather statement, Jul 27, 10:11 AM CDT, 1 hour 52 minutes before
IAZALL-271800- IOWA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IOWA 1010 AM CDT THU JUL 27 1995 HAZARD...SEVERE THUNDERSTORMS PRODUCING HAIL AND HIGH WINDS. AREAS OF CONCERN...NORTHEAST IOWA...NORTH OF A LINE FROM FROM MASON CITY TO OLEWEIN...TO DUBUQUE. TIMING DETAILS...DURING THE NEXT 2 HOURS THUNDERSTORMS OVER SOUTHERN MINNESOTA WILL BUILD SOUTH INTO IOWA. METEOROLOGICAL COMMENTS...A STRONG STORM SYSTEM...FOR JULY...IS MOVING THROUGH THE UPPER MIDWEST. THUNDERSTORMS IN SOUTH CENTRAL MINNESOTA WILL MOVE SOUTH ALONG A WARM INTO NORTHEAST IOWA DURING THE NEXT 2 HOURS. THUNDERSTORMS ARE ALSO EXPECTED TO DEVELOP IN WESTERN IOWA AROUND MIDDAY AHEAD OF A COLD FRONT MOVING INTO THE STATE. PRECAUTIONS...PEOPLE IN NORTHEAST IOWA...ESPECIALLY THOSE BORDERING MINNESOTA SHOULD BE ON THE LOOKOUT FOR SEVERE WEATHER DURING THE LATE MORNING HOURS. TIMING OF THUDERSTORMS OVER WESTERN IOWA IS MORE UNCERTAIN. RIGHT NOW TH E BEST CHANCE APPEARS TO BE AROUND MIDDAY. PEOPLE IN THIS AREA SHOULD CONTINUE TO MONITOR LATER STATEMENTS. THE NEXT OUTLOOK WILL BE ISSUED AROUND NOON...UNLESS A WATCH OR WARNING IS ISSUED. BELLES
Special weather statement, Jul 27, 10:18 AM CDT, 1 hour 45 minutes before
IAZALL-271800- IOWA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IOWA 1010 AM CDT THU JUL 27 1995 HAZARD...SEVERE THUNDERSTORMS PRODUCING HAIL AND HIGH WINDS. AREAS OF CONCERN...NORTHEAST IOWA...NORTH OF A LINE FROM FROM MASON CITY TO OLEWEIN...TO DUBUQUE. TIMING DETAILS...DURING THE NEXT 2 HOURS THUNDERSTORMS OVER SOUTHERN MINNESOTA WILL BUILD SOUTH INTO IOWA. METEOROLOGICAL COMMENTS...A STRONG STORM SYSTEM...FOR JULY...IS MOVING THROUGH THE UPPER MIDWEST. THUNDERSTORMS IN SOUTH CENTRAL MINNESOTA WILL MOVE SOUTH ALONG A WARM FRONT INTO NORTHEAST IOWA DURING THE NEXT 2 HOURS. THUNDERSTORMS ARE ALSO EXPECTED TO DEVELOP IN WESTERN IOWA AROUND MIDDAY AHEAD OF A COLD FRONT MOVING INTO THE STATE. PRECAUTIONS...PEOPLE IN NORTHEAST IOWA...ESPECIALLY THOSE BORDERING MINNESOTA SHOULD BE ON THE LOOKOUT FOR SEVERE WEATHER DURING THE LATE MORNING HOURS. TIMING OF THUDERSTORMS OVER WESTERN IOWA IS MORE UNCERTAIN. RIGHT NOW THE BEST CHANCE APPEARS TO BE AROUND MIDDAY. PEOPLE IN THIS AREA SHOULD CONTINUE TO MONITOR LATER STATEMENTS. THE NEXT OUTLOOK WILL BE ISSUED AROUND NOON...UNLESS A WATCH OR WARNING IS ISSUED. BELLES
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 11:35 AM CDT | Severe Thunderstorm Warning | DMX | Mitchell | 25 min |
| Jul 27, 11:49 AM CDT | Severe Thunderstorm Warning | DMX | Worth | 26 min |
| Jul 27, 12:25 PM CDT | Severe Thunderstorm Warning | DMX | Mitchell | 50 min |
| Jul 27, 12:36 PM CDT | Severe Thunderstorm Warning | DMX | Howard | 39 min |
| Jul 27, 1:52 PM CDT | Severe Thunderstorm Warning | DMX | Chickasaw, Fayette, Winneshiek | 38 min |
| Jul 27, 2:18 PM CDT | Severe Thunderstorm Warning | DMX | Allamakee | 93 min |
| Jul 27, 2:44 PM CDT | Severe Thunderstorm Warning | DMX | Fayette | 46 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 1995Every 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.