Alert archive / Indiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 91, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Jun 25, 1998, 11:14 PM EST for Saint Joseph County, Indiana; Cass County, Michigan. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 25, 1998, 11:14 PM EST (04:14 UTC)
- Expired
- Jun 26, 1998, 12:00 AM EST
- In force
- 46 min
- Issued by
- NWS Northern Indiana
- Area
- Whole counties
Counties Saint Joseph County, IN, Cass County, MI
The radar
The Northern Indiana radar (KIWX), 58 km from the middle of the area, began a volume at 04:13 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 25, 7:45 PM EST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 4.2 hours before the alert went out and 247 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
- 1482 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 1969 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 8.6
The text
As transmitted, in the capitals the NWS used until 2016.
725 WUUS53 KIWX 260414 RRA SVRFWA INC141-MIC027-260500- BULLETIN- EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTHERN INDIANA 1114 PM EST (1114 PM CDT) THU JUN 25 1998 THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CASS COUNTY IN SOUTHWESTERN LOWER MICHIGAN ST JOSEPH COUNTY IN NORTH CENTRAL INDIANA * UNTIL 100 AM EDT (1200 AM EST) * AT 1212 AM EDT (1112 PM EST)... DOPPLER RADAR AT NORTH WEBSTER INDICATED A SEVERE THUNDERSTORM 12 MILES SOUTHWEST OF DOWAGIAC OR 5 MILES SOUTHWEST OF SUMNERVILLE MOVING EAST AT 45 MPH. * SOME LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM ARE... DOWAGIAC GRANGER EDWARDSBURG CASSOPOLIS SEEK SHELTER INSIDE A STURDY BUILDING AWAY FROM WINDOWS. SEVERE THUNDERSTORMS PRODUCE DESTRUCTIVE HAIL AND DAMAGING WINDS. TAL/JLA
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 25, 8:06 PM EST, 3 hours 8 minutes before
MIZ077>081-260630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTHERN INDIANA 806 PM EST THU JUN 25 1998 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 300 AM EDT... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR SOUTHWEST LOWER MICHIGAN UNTIL 300 AM EDT. SOME OF THE COUNTIES IN SOUTHWEST LOWER MICHIGAN INCLUDED IN THE WATCH ARE BERRIEN...CASS...ST JOSEPH... BRANCH...AND HILLSDALE. A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR THUNDERSTORMS CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS IN AND CLOSE TO THE WATCH AREA. REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. TAL
Special weather statement, Jun 25, 8:06 PM EST, 3 hours 8 minutes before
MIZ077>081-260630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTHERN INDIANA 806 PM EST THU JUN 25 1998 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 300 AM EDT... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR SOUTHWEST LOWER MICHIGAN UNTIL 300 AM EDT. SOME OF THE COUNTIES IN SOUTHWEST LOWER MICHIGAN INCLUDED IN THE WATCH ARE BERRIEN...CASS...ST JOSEPH... BRANCH...AND HILLSDALE. A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR THUNDERSTORMS CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS IN AND CLOSE TO THE WATCH AREA. REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. TAL
The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 10:44 PM EST | Severe Thunderstorm Warning | IWX | LaPorte | 31 min |
| Jun 26, 12:34 AM EST | Severe Thunderstorm Warning | IWX | LaGrange, Steuben | 46 min |
| Jun 26, 1:08 AM EST | Severe Thunderstorm Warning | IWX | LaPorte | 47 min |
| Jun 26, 7:31 AM EST | Severe Thunderstorm Warning | IWX | Elkhart, LaGrange, Noble | 34 min |
| Jun 26, 4:14 PM EST | Severe Thunderstorm Warning | IWX | Adams | 36 min |
| Jun 26, 4:25 PM EST | Severe Thunderstorm Warning | IWX | Whitley | 35 min |
| Jun 26, 5:26 PM EST | Severe Thunderstorm Warning | IWX | Adams, Allen | 49 min |
| Jun 25, 7:16 PM EST | Severe Thunderstorm Warning | IWX | Branch, Saint Joseph | 44 min |
| Jun 26, 12:24 AM EST | Severe Thunderstorm Warning | IWX | Branch, Saint Joseph | 61 min |
| Jun 26, 12:29 AM EST | Severe Thunderstorm Warning | IWX | Berrien | 46 min |
| Jun 26, 12:59 AM EST | Severe Thunderstorm Warning | IWX | Hillsdale | 46 min |
| Jun 26, 4:41 AM EST | Severe Thunderstorm Warning | IWX | Branch | 34 min |
| Jun 26, 5:03 AM EST | Severe Thunderstorm Warning | IWX | Hillsdale | 47 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 1998Severe Thunderstorm Warnings in Michigan, 1998Every severe thunderstorm warning in 1998
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.