Alert archive / Iowa / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 8, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 7, 1995, 1:10 AM CDT for Lyon County, Sioux County, Iowa. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- Jun 7, 1995, 1:10 AM CDT (06:10 UTC)
- Expired
- Jun 7, 1995, 1:45 AM CDT
- In force
- 35 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Lyon County, IA, Sioux County, IA
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 6.2 hours before the alert went out and 213 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
- 2589 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 1343 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFSD 070611 RRA SVRFSD IAC119-167-070645- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 110 AM CDT WED JUN 7 1995 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 145 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWEST IOWA ...LYON COUNTY...NORTHERN SIOUX COUNTY AT 106 AM CDT...SIOUX FALLS DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM EXTREME SOUTHERN SIOUX FALLS TO 20 MILES SOUTHEAST OF SIOUX FALLS NEAR CANTON. THE THUNDERSTORMS ARE MOVING EAST AT 50 MILES AN HOUR AND WILL CROSS INTO LYON AND NORTHERN SIOUX COUNTIES OF IOWA AND AFFECT THE TOWNS OF LARCHWOOD...KLONDIKE...INWOOD...ROCK RAPIDS...ROCK VALLEY AND SIOUX CENTER BY 130 AM CDT. WINDS OF 60 MILES AN HOUR WERE REPORTED IN EXTREME SOUTHERN SIOUX FALLS AT 1 AM CDT. THIS IS A DANGEROUS STORM. IF YOR ARE IN ITS PATH...PREPARE IMMEDIATELY FOR W`INDS IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...AND DEADLY LIGHTNING. CHAPMAN &
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, Jun 6, 8:15 PM CDT, 4 hours 55 minutes before
SDZ045-048-080715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HURON SD 815 PM CDT TUE JUN 6 1995 TWO ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN...SMALL HAIL AND GUSTY WINDS WERE LOCATED ON THE WHITE RIVER/10 MILES SOUTHWEST OF MURDO AND 10 MILES SOUTHEAST OF DRAPER. THESE TWO STORMS HAVE INDICATED LITTLE OR NO MOVEMENT OVER THE PAST TWO HOURS. PERSONS ALONG THE WHITE RIVER IN SOUTHERN JONES AND SOUTHWEST LYMAN COUNTIES SHOULD BE ON THE ALERT FOR POSSIBLE FLASH FLOODING OF LOW LYING AREAS. PFEIFFER IF YOU LIVE IN AN AREA PRONE TO FLOODING...BY PREPARED TO MOVE TO HIGHER GROUND. PLEASE STAY INFORMED BY LISTENING TO THE LATEST STATEMENTS AND POSSIBLE WARNINGS ISSUED BY THE NATIONAL WEATHER SERVICE. ...SOLOMON ,2P - WUUS@ x?8 WUUS . `WWUS dWWUS > 9 WUUS $wA`WWUS8 +`WWUS $WWUSx 7`WWUS c WUUS 4 X WUUSF @0XWSUS = WUUS D0v6WWUS 2 WUUS (;}6WWUS& qWWUS$ 6WWUS 6 WUUS =WWCN 3U^WSUS 7q4WSUS> 0IFTCNTvvOFZAK~ WUUS| 586.86.0OF6WWUS2 2 KN7000^"Q`WWUS q6WWUS e6WWUSb [#FXUSnDFTXW h#FXUSzC( WUUS p6WWUS AH WUUS 0XWOUS sF6WWUS GWWUS YN6WWUSj 8n I`WWUS bZ`WWUS tqI`WWUS< LA`WWUSZ 4Z WUUS
Special weather statement, Jun 6, 8:25 PM CDT, 4 hours 45 minutes before
SDZ045-048-080715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HURON SD 815 PM CDT TUE JUN 6 1995 TWO ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN...SMALL HAIL AND GUSTY WINDS WERE LOCATED ON THE WHITE RIVER/10 MILES SOUTHWEST OF MURDO AND 10 MILES SOUTHEAST OF DRAPER. THESE TWO STORMS HAVE INDICATED LITTLE OR NO MOVEMENT OVER THE PAST TWO HOURS. PERSONS ALONG THE WHITE RIVER IN SOUTHERN JONES AND SOUTHWEST LYMAN COUNTIES SHOULD BE ON THE ALERT FOR POSSIBLE FLASH FLOODING OF LOW LYING AREAS. PFEIFFER IF YOU LIVE IN AN AREA PRONE TO FLOODING...BY PREPARED TO MOVE TO HIGHER GROUND. PLEASE STAY INFORMED BY LISTENING TO THE LATEST STATEMENTS AND POSSIBLE WARNINGS ISSUED BY THE NATIONAL WEATHER SERVICE. ...SOLOMON
Special weather statement, Jun 6, 8:28 PM CDT, 4 hours 42 minutes before
SDZ045-048-080715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HURON SD 815 PM CDT TUE JUN 6 1995 TWO ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN...SMALL HAIL AND GUSTY WINDS WERE LOCATED ON THE WHITE RIVER/10 MILES SOUTHWEST OF MURDO AND 10 MILES SOUTHEAST OF DRAPER. THESE TWO STORMS HAVE INDICATED LITTLE OR NO MOVEMENT OVER THE PAST TWO HOURS. PERSONS ALONG THE WHITE RIVER IN SOUTHERN JONES AND SOUTHWEST LYMAN COUNTIES SHOULD BE ON THE ALERT FOR POSSIBLE FLASH FLOODING OF LOW LYING AREAS. PFEIFFER
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 1:48 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 42 min |
| Jun 7, 2:15 AM CDT | Severe Thunderstorm Warning | FSD | Osceola | 60 min |
| Jun 7, 2:50 AM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 40 min |
| Jun 7, 5:44 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 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.