Alert archive / Michigan / Tornado Warnings in 2012
Tornado Warning 1, NWS Gaylord, MI
NWS Gaylord, MI issued this tornado warning at Mar 12, 2012, 5:29 PM EDT for 4 counties in Michigan. It was in force for 19 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
- Mar 12, 2012, 5:29 PM EDT (21:29 UTC)
- Expired
- Mar 12, 2012, 5:48 PM EDT
- In force
- 19 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
Counties Arenac County, MI, Gladwin County, MI, Ogemaw County, MI, Roscommon County, MI
The radar
The NCL Michigan radar (KAPX), 100 km from the middle of the area, began a volume at 21:32 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 |
|---|---|---|---|
| Mar 12, 4:22 PM EDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 9.5 hours before the alert went out and 168 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
- 1981 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
089
WFUS53 KAPX 122129
TORAPX
MIC011-051-129-143-122215-
/O.NEW.KAPX.TO.W.0001.120312T2129Z-120312T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
529 PM EDT MON MAR 12 2012
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN ARENAC COUNTY IN NORTHERN LOWER MICHIGAN...
NORTHERN GLADWIN COUNTY IN NORTHERN LOWER MICHIGAN...
SOUTHWESTERN OGEMAW COUNTY IN NORTHERN LOWER MICHIGAN...
SOUTHEASTERN ROSCOMMON COUNTY IN NORTHERN LOWER MICHIGAN...
* UNTIL 615 PM EDT
* AT 529 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR GLADWIN...AND MOVING NORTHEAST AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
ALGER...WOODEN SHOE VILLAGE...HOCKADAY AND BOWMANVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4389 8462 4412 8462 4432 8431 4406 8406
4387 8460
TIME...MOT...LOC 2129Z 234DEG 33KT 4404 8451
$$1 follow-up statement
615
WWUS34 KAPX 122148
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
548 PM EDT MON MAR 12 2012
MIC011-051-129-143-122158-
/O.CAN.KAPX.TO.W.0001.000000T0000Z-120312T2215Z/
ARENAC MI-GLADWIN MI-OGEMAW MI-ROSCOMMON MI-
548 PM EDT MON MAR 12 2012
...THE TORNADO WARNING FOR SOUTHEASTERN ROSCOMMON...SOUTHWESTERN
OGEMAW...NORTHERN GLADWIN AND NORTHWESTERN ARENAC COUNTIES IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY...HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.
IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A TORNADO
WATCH REMAINS IN EFFECT UNTIL 11 PM EDT.
LAT...LON 4389 8462 4412 8462 4432 8431 4406 8406
4387 8460
TIME...MOT...LOC 2148Z 234DEG 33KT 4414 8431
WIND...HAIL <50MPH <.50IN
$$The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 10:55 AM EDT | River Flood Warning | APX | Arenac | 4 days |
| Mar 12, 5:59 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Iosco, Ogemaw | 36 min |
| Mar 12, 6:46 PM EDT | Tornado Warning | APX | Gladwin | 26 min |
Nearby
Tornado Warnings in Michigan, 2012Every tornado warning in 2012Tornadoes in 2012
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.