Alert archive / Michigan / Tornado Warnings in 2015
Tornado Warning 2, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Apr 9, 2015, 6:58 PM EDT for Washtenaw County, Michigan. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 9, 2015, 6:58 PM EDT (22:58 UTC)
- Expired
- Apr 9, 2015, 7:45 PM EDT
- In force
- 47 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Washtenaw County, MI
The radar
The Detroit radar (KDTX), 59 km from the middle of the area, began a volume at 22:59 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
Detroit, MI (KDTX), launched 12:00Z, 11.0 hours before the alert went out and 63 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
- 734 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 179 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
453
WFUS53 KDTX 092258
TORDTX
MIC161-092345-
/O.NEW.KDTX.TO.W.0002.150409T2258Z-150409T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
658 PM EDT THU APR 9 2015
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
* TORNADO WARNING FOR...
WASHTENAW COUNTY IN SOUTHEASTERN MICHIGAN...
* UNTIL 745 PM EDT
* AT 658 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR MANCHESTER...MOVING NORTHEAST AT 40 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED.
DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE
DAMAGE IS LIKELY.
* THIS DANGEROUS STORM WILL BE NEAR...
SALINE AND DEXTER AROUND 720 PM EDT.
ANN ARBOR AROUND 730 PM EDT.
YPSILANTI AND DIXBORO AROUND 735 PM EDT.
SALEM AROUND 740 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
PITTSFIELD TOWNSHIP...DELHI MILLS...HUDSON MILLS METROPARK...PLEASANT
LAKE...WHITTAKER...BARTON HILLS AND BRIDGEWATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4229 8413 4242 8378 4243 8357 4209 8354
4207 8413
TIME...MOT...LOC 2258Z 247DEG 37KT 4219 8409
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
MANN4 follow-up statements
336
WWUS53 KDTX 092306
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
706 PM EDT THU APR 9 2015
MIC161-092345-
/O.CON.KDTX.TO.W.0002.000000T0000Z-150409T2345Z/
WASHTENAW MI-
706 PM EDT THU APR 9 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR WASHTENAW
COUNTY...
AT 706 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR MANCHESTER...MOVING EAST AT 40 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
SALINE AND DEXTER AROUND 720 PM EDT.
ANN ARBOR AROUND 730 PM EDT.
YPSILANTI AND DIXBORO AROUND 735 PM EDT.
SALEM AROUND 740 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
PITTSFIELD TOWNSHIP...DELHI MILLS...HUDSON MILLS METROPARK...PLEASANT
LAKE...WHITTAKER...BARTON HILLS AND BRIDGEWATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4229 8413 4242 8378 4243 8357 4209 8354
4207 8413
TIME...MOT...LOC 2306Z 248DEG 36KT 4221 8399
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
MANN459
WWUS53 KDTX 092313
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
713 PM EDT THU APR 9 2015
MIC161-092345-
/O.CON.KDTX.TO.W.0002.000000T0000Z-150409T2345Z/
WASHTENAW MI-
713 PM EDT THU APR 9 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR WASHTENAW
COUNTY...
AT 713 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 7 MILES NORTHWEST OF SALINE...MOVING EAST AT 40 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
SALINE AROUND 725 PM EDT.
ANN ARBOR AROUND 730 PM EDT.
YPSILANTI AND DIXBORO AROUND 735 PM EDT.
SALEM AROUND 740 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
PLEASANT LAKE...PITTSFIELD TOWNSHIP...DELHI MILLS...WHITTAKER...
BARTON HILLS AND BRIDGEWATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4230 8402 4242 8378 4243 8357 4209 8354
4207 8411
TIME...MOT...LOC 2313Z 253DEG 36KT 4222 8392
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
MANN940
WWUS53 KDTX 092325
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
725 PM EDT THU APR 9 2015
MIC161-092345-
/O.CON.KDTX.TO.W.0002.000000T0000Z-150409T2345Z/
WASHTENAW MI-
725 PM EDT THU APR 9 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR EASTERN
WASHTENAW COUNTY...
AT 724 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER CLINTON...OR NEAR TECUMSEH...MOVING EAST AT 40 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
SALINE AROUND 740 PM EDT.
MILAN AND WILLIS AROUND 745 PM EDT.
A SECOND WEAKER CIRCULATION WAS LOCATED 4 MILES WEST OF ANN
ARBOR...WHICH MAY ALSO PRODUCE A QUICK SPINUP.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
PITTSFIELD TOWNSHIP...DELHI MILLS...WHITTAKER...BARTON HILLS AND
BRIDGEWATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4228 8389 4242 8372 4243 8357 4209 8354
4207 8404
TIME...MOT...LOC 2324Z 251DEG 35KT 4207 8393
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
MANN297
WWUS53 KDTX 092334
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
734 PM EDT THU APR 9 2015
MIC161-092345-
/O.CON.KDTX.TO.W.0002.000000T0000Z-150409T2345Z/
WASHTENAW MI-
734 PM EDT THU APR 9 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR
SOUTHEASTERN WASHTENAW COUNTY...
AT 733 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 4 MILES SOUTH OF SALINE...MOVING NORTHEAST AT 45 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
MILAN AND WILLIS AROUND 745 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
PITTSFIELD TOWNSHIP AND WHITTAKER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4218 8389 4231 8365 4235 8356 4209 8354
4207 8392
TIME...MOT...LOC 2333Z 247DEG 37KT 4209 8383
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
MANNThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 3:54 PM EDT | Gale Warning | DTX | 28 hr | |
| Apr 9, 4:00 PM EDT | Wind Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 23 hr |
| Apr 9, 6:38 PM EDT | Special Weather Statement | DTX | Livingston, Washtenaw | 52 min |
| Apr 9, 6:50 PM EDT | Tornado Warning | DTX | Lenawee | 40 min |
| Apr 9, 7:50 PM EDT | Severe Thunderstorm Warning | DTX | Washtenaw, Wayne | 38 min |
Nearby
Tornado Warnings in Michigan, 2015Every tornado warning in 2015Tornadoes in 2015
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.