Alert archive / Iowa / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 26, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at May 13, 1995, 2:25 PM CDT for Cerro Gordo County, Iowa. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- May 13, 1995, 2:25 PM CDT (19:25 UTC)
- Expired
- May 13, 1995, 2:55 PM CDT
- In force
- 30 min
- Issued by
- NWS Des Moines, IA
- Area
- Whole counties
County Cerro Gordo County, IA
The radar
The Des Moines radar (KDMX), 155 km from the middle of the area, began a volume at 19:27 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.
The nearest sounding before it
Minneapolis, MN (KSTC), launched 12:00Z, 7.4 hours before the alert went out and 198 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
- 631 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 161 m²/s²
- 0-3 km storm-relative helicity
- 206 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 131924
SVRDSM
IAC033-131955-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
225 PM CDT SAT MAY 13 1995
* SEVERE THUNDERSTORM WARNING FOR
CERRO GORDO COUNTY - NORTH CENTRAL IOWA
* UNTIL 255 PM CDT
* SOME TOWNS AFFECTED
MASON CITY CLEAR LAKE
* AT 224 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM NEAR VENTURA...12
MILES WEST OF MASON CITY MOVING NORTHEAST AT 35 MILES AN HOUR.
* THE STORM WILL BE NEAR MASON CITY BY 228 PM CDT.
THIS IS A DANGEROUS STORM. DO NOT GO OUTDOORS.
A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES.
BELLESWhat 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, May 13, 10:38 AM CDT, 3 hours 47 minutes before
IOWA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IOWA 1035 AM CDT SAT MAY 13 1995 HAZARD...WIDELY SCATTERED SEVERE THUNDERSTORMS WITH LARGE HAIL... DAMAGING WINDS AND ISOLATED TORNADOES. AREA OF CONCERN...SOUTHEAST THIRD OF IOWA...MAINLY SOUTHEAST OF A CHARITON...CEDAR RAPIDS...TO DUBUQUE LINE. THIS INCLUDES THE CITIES OF CEDAR RAPIDS...OTTUMWA...FAIRFIELD AND BURLINGTON. TIMING DETAILS...SEVERE THUNDERSTORMS SHOULD DEVELOP BETWEEN 1 PM AND 4 PM OVER SOUTHEAST IOWA. THUNDERSTORMS WILL DEVELOP OVER THE REST OF EASTERN IOWA THIS AFTERNOON. METEOROLOGICAL COMMENTS...AN INTENSE LOW PRESSURE AREA OVER NORTHERN KANSAS WILL MOVE NORTHEAST INTO NORTHWEST IOWA BY THIS EVENING. A COLD FRONT WILL MOVE EAST...SOUTH OF THE LOW ACROSS IOWA TODAY REACHING EASTERN IOWA BY THIS AFTERNOON. A FAVORABLE WIND PROFILE SUGGESTS THE POTENTIAL FOR SUPERCELL DEVELOPMENT AND ISOLATED TORNADOES OVER SOUTHEAST IOWA. ISOLATED SEVERE THUNDERSTORMS ARE ALSO POSSIBLE THIS AFTERNOON ACROSS CENTRAL INTO NORTHERN IOWA JUST AHEAD OF THE COLD FRONT. PRECAUTIONS...EMERGENCY MANAGERS AND OTHER INTERESTS IN SOUTHEAST IOWA SHOULD KEEP ALERT TO CHANGING WEATHER THIS AFTERNOON. SPOTTER ACTIVATION MAY BE REQUIRED. THE NEXT STATEMENT WILL BE ISSUED LATE THIS MORNING. SMITH
Special weather statement, May 13, 12:58 PM CDT, 1 hour 27 minutes before
IOWA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IOWA 1258 PM CDT SAT MAY 13 1995 HAZARD...THUNDERSTORMS ARE NOW FORMING INTO A LINE. SOME STORMS MAY CONTAIN LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES. AREA OF CONCERN...WEST CENTRAL INTO NORTH CENTRAL IOWA FOR THE NEXT TWO HOURS. CITIES IN THEIS AREA INCLUDE FORT DODGE...CLARION...ALGONA... BOONE...ATLANTIC AND GUTHRIE CENTER. TIMING DETAILS...THUNDERSTORMS ARE BEGINING TO DEVELOP RAPIDLY OVER THE AREA OF CONCERN. FOR THE NEXT TWO HOUR PERSONS IN THIS AREA NEED TO KEEP TUNED TO THE LATEST WEATHER INFORMATION IN CASE A WARNING IS ISSUED. METEOROLOGICAL COMMENTS...A COLD FRONT WAS BEGINNING TO PUSH INTO WESTERN IOWA AT 1245 PM. THUNDERSTORMS WILL CONTINUE TO BE A THREAT ALONG THIS FRONT AS IT PUSHES INTO CENTRAL IOWA LATE THIS AFTERNOON. THE WIND PROFILE REMAINS FAVORABLE FOR ISOLATED TORNADOES AND DAMAGING WINDS. AS THE SUN CONTINUES OVER CENTRAL AND EASTERN IOWA THE ATMOSPHERE WILL BECOME INCREASINGLY UNSTABLE OVER THE EASTERN HALF OF THE STATE. PRECAUTIONS...EMERGENCY MANAGERS OVER THE AREA OF CONCERN SHOULD CONSIDER SPOTTER ACTIVATION. CENTRAL AND EASTERN IOWA EMERGENCY MANAGERS SHOULD BE PREPARED FOR ACTIVATION LATER THIS AFTERNOON AND EVENING. BELLES
Special weather statement, May 13, 2:19 PM CDT, 6 minutes before
IAZ017-131955- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 220 PM CDT SAT MAY 13 1995 ...SEVERE THUNDERSTORM WARNING FOR WESTERN CERRO GORDO COUNTY UNTIL 240 PM CDT... AT 218 PM CDT DOPPLER RADAR INDICATES THAT A SEVERE THUNDERSTORM WITH GOLFBALL SIZED HAIL WILL MOVE TO NEAR CLEAR LAKE BY 225 PM CDT. BOATERS SHOULD TAKE SHELTER IMMEDIATELY AS THIS STORM ALSO CONTAINS DEADLY LIGHTNING AND STRONG WINDS. BELLES
Local storm report, May 13, 2:25 PM CDT, 0 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
224 PM CDT SAT MAY 13 1995
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
155 PM 8 NE GOLDFIELD IA 2 INCH DIAMETER HAIL
NORTHERN WRIGHT CO
158 PM 7 N OF GOLDFIELD IA 1 INCH DIAMETER HAIL
NORTHERN WRIGHT CO
207 PM NEAR KLEMME IA 1 INCH DIAMETER HAIL
SOUTHERN HANCOCK CO
212 PM NEAR KLEMME IA GOLFBALL SIZED HAIL
SOUTHERN HANCOCK CO
PYTLAK
&The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 4:27 AM CDT | Severe Thunderstorm Warning | DMX | Davis | 33 min |
| May 13, 1:58 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Wright | 32 min |
| May 13, 2:11 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 29 min |
| May 13, 3:16 PM CDT | Severe Thunderstorm Warning | DMX | Floyd | 44 min |
| May 13, 4:52 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 33 min |
| May 13, 4:54 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 36 min |
| May 13, 4:54 PM CDT | Severe Thunderstorm Warning | DMX | Wright | 8 min |
| May 13, 5:23 PM CDT | Severe Thunderstorm Warning | DMX | Butler | 17 min |
| May 13, 5:23 PM CDT | Severe Thunderstorm Warning | DMX | Floyd | 32 min |
| May 13, 5:39 PM CDT | Severe Thunderstorm Warning | DMX | Chickasaw | 31 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; radar from the NEXRAD Level II archive.