Alert archive / Michigan / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 69, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Aug 14, 1996, 2:19 PM EDT for Missaukee County, Roscommon County, Michigan. It was in force for 56 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 14, 1996, 2:19 PM EDT (18:19 UTC)
- Expired
- Aug 14, 1996, 3:15 PM EDT
- In force
- 56 min
- Issued by
- NWS Gaylord, MI
- Area
- Whole counties
Counties Missaukee County, MI, Roscommon County, MI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 14, 3:05 PM EDT | Hail 1 | Roscommon Airport, MI |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Alpena, MI (KAPX), launched 12:00Z, 6.3 hours before the alert went out and 210 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
- 218 J/kg
- Mixed-layer CIN
- -186 J/kg
- Mixed-layer LCL
- 801 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAPN 141823 COR SVRAPN MIC113-143-141915- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GAYLORD MI 219 PM EDT WED AUG 14 1996 THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 315 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONSS... IN MICHIGAN ...MISSAUKEE COUNTY...ROSCOMMON COUNTY AT 215 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER EASTERN MISSAUKEE COUNTY NEAR MERRIT. THIS STORM WAS MOVING NORTHEAST AT 20 MPH AND WILL AFFECT THE COMMUNITIES OF HIGGINS LAKE AT 3 PM AND ROSCOMMON AROUND 315 PM. LARGE HAIL AROUND 1 INCH IN DIAMETER AND HEAVY RAIN ARE LIKELY WITH THIS STORM. SEVERE THUNDNERSTORMS PRODUCE DAMAGE TO STRUCTURES...DESTRUCTIVE HAIL...AND DEADLY LIGHTNING. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME. BAK
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.
NWS Gaylord, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 13, 3:08 PM EDT, 23 hours 11 minutes earlier.
Area forecast discussion, Aug 13, 3:08 PM EDT, 23 hours 11 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GAYLORD MI 308 PM EDT TUE 13 1996 LATEST SFC PLOTS SHOW STNRY FNTL BNDRY OVR SRN 1/3RD OF LWR MI. CONVECTION HAS FIRED IN THIS AREA W/ LOW LVL LIFT AND GOOD INSTAB. CONVCTN HAS BEEN HARD TO COME BY ACRS CWA BECAUSE 1) XTNSVE FNTL CLDNESS IN NC LWR HAS KEPT TEMPS DOWN A BIT...ALTHOUGH HTL HAS NOW GONE SCT SO ONCE TEMPS REACH 80+ W/ DWPTS IN LOW 60S THINGS COULD START TO FIRE...AND 2) DRY AIR ENTRAINING FROM HIGH PRES N OF LK SUPERIOR HAS KEPT DWPTS DOWN INTO THE LOW 50S IN NE LWR...WELL BELOW MOS (SORRY DTX FOR VOTE TO ADD IN ISLD TSTMS THIS AFT). AS FAR AS FCST PERIOD IS CONCERNED...WOULD LOOK FOR LOW PRES CURRENTLY IN NRN MN TO TRACK ALONG STNRY FNT...LIFTING THE FNT N A LITTLE AS A WARM FNT AS LOW SLIGHTLY DEEPENS...THEN FINALLY REACH (ROUGHLY) AN MBL-HTL-OSC LINE LATE WED/EARLY THURS. ALL 3 SHORT TERM MODELS FAIRLY SIMILAR THROUGH 48 HRS...PLACING H5 LOW AND ASSCD VORT MAX OVR NRN LWR MI BY 12Z THU. SYSTEM VIRTUALLY STACKED BY THU MORNING AS WELL WITH SFC LOW INTO NE LWR MI BY THURS MORNING. MAIN QUESTION THIS FCST PERIOD WILL BE TIMING OF CLDS/PCPN INTO AREA... AS WELL AS TSTM (SVR?) CHCS. GIVEN TRACK OF SFC LOW...WHICH HAS BEEN CONSISTENT THUS FAR W/ PREVIOUS 2 OR 3 MODEL RUNS...WOULD NOT LOOK FOR SVR CHCS TO REACH CWA. LIMITING FACTORS ARE THE TYPICAL ONES WITH LOW IVOF OR S OF REGION (I.E. WARM FRONT OVER OR TO THE SOUTH OF THE AREA)...NOT ENOUGH MSTR/THTE TRANSPORT TYPICALLY FOUND S OF WRM FNT BUT INSTEAD MORE COMMA HEAD TYPE CLDNESS/ PCPN FROM LOW PRESSURE NWRD. BEST COLD CONVEYOR BELT/COMMA HEAD MSTR WILL BE ACRS XTRM NRN LWR AND ERN UPR...AS SEEN W/ GRIDDED LAVE OF RH BTWN 1000 AND 700 MB. THUS HIGHER POPS (LIKELY CAT) JUSTIFIED IN THESE AREAS (PLN-GLR-APN NORTHWARD) WED AND WED NIGHT. AS FAR AS AREAS S OF THIS LINE (TVC-HTL-OSC SOUTH) WOULD LOOK FOR MORE SCT AREAS OF PCPN W/ BETTER CHC OF TSTMS. BEST CHC OF ANYTHING SVR WILL BE IN FAR SRN PRTNS OF CWA...ALTHOUGH ATTM DON/T EVEN THINK THIS AREA WILL BE FAR ENOUGH S (IF AT ALL) OF WARM FNT AND THUS BREAK OUT OF OVC CLD COVER AND INTO REAL GOOD SS. YET AGAIN...W/MODELS PRETTY SIMILAR...THINK THAT TEMPS WON/T SWAY TOO FAR FROM FWC/FAN MJOS. HURLEY
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 2:36 PM EDT | Severe Thunderstorm Warning | APX | Otsego | 54 min |
| Aug 14, 4:35 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Emmet | 40 min |
| Aug 14, 4:47 PM EDT | Tornado Warning | APX | Cheboygan, Emmet | 58 min |
| Aug 14, 5:33 PM EDT | Severe Thunderstorm Warning | APX | Charlevoix, Cheboygan, Otsego | 57 min |
| Aug 14, 5:36 PM EDT | Severe Thunderstorm Warning | APX | Oscoda | 54 min |
| Aug 14, 5:53 PM EDT | Tornado Warning | APX | Cheboygan, Otsego | 67 min |
| Aug 14, 7:12 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 48 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1996Every severe thunderstorm warning in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.