Alert archive / Michigan / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 82, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Sep 3, 2011, 10:50 AM EDT for 4 counties in Michigan. It was in force for 55 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
- Sep 3, 2011, 10:50 AM EDT (14:50 UTC)
- Expired
- Sep 3, 2011, 11:45 AM EDT
- In force
- 55 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 0.5 in
- Wind
- 60.0 mph
Counties Arenac County, MI, Gladwin County, MI, Iosco County, MI, Ogemaw County, MI
The radar
The NCL Michigan radar (KAPX), 112 km from the middle of the area, began a volume at 14:51 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
Alpena, MI (KAPX), launched 12:00Z, 2.8 hours before the alert went out and 144 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
- 82 J/kg
- Mixed-layer CIN
- -163 J/kg
- Mixed-layer LCL
- 728 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
427
WUUS53 KAPX 031450
SVRAPX
MIC011-051-069-129-031545-
/O.NEW.KAPX.SV.W.0082.110903T1450Z-110903T1545Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1050 AM EDT SAT SEP 3 2011
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
ARENAC COUNTY IN NORTHERN LOWER MICHIGAN...
NORTHEASTERN GLADWIN COUNTY IN NORTHERN LOWER MICHIGAN...
IOSCO COUNTY IN NORTHERN LOWER MICHIGAN...
SOUTHEASTERN OGEMAW COUNTY IN NORTHERN LOWER MICHIGAN...
* UNTIL 1145 AM EDT
* AT 1047 AM EDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS
STORM WAS LOCATED NEAR ALGER...AND MOVING NORTHEAST AT 50 MPH.
AT 1025 AM...TREES WERE REPORTED DOWN IN THE CITY OF GLADWIN DUE
TO THIS STORM.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
SKIDWAY LAKE AND STANDISH AROUND 1055 AM EDT.
MAPLE RIDGE...SELKIRK AND OMER AROUND 1100 AM EDT.
TWINING AROUND 1105 AM EDT.
WHITTEMORE...TURNER AND AU GRES AROUND 1110 AM EDT.
NATIONAL CITY...HALE AND LONG LAKE AROUND 1115 AM EDT.
PLAINFIELD TOWNSHIP AROUND 1120 AM EDT.
EAST TAWAS AND TAWAS CITY AROUND 1130 AM EDT.
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE PRESCOTT
AND WILBER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM WITH A HISTORY OF PRODUCING DAMAGING WINDS.
&&
LAT...LON 4443 8331 4424 8344 4424 8345 4424 8347
4427 8346 4425 8353 4413 8356 4402 8370
4395 8405 4399 8406 4399 8415 4393 8416
4392 8422 4417 8436 4448 8384 4452 8331
TIME...MOT...LOC 1449Z 245DEG 42KT 4414 8415
WIND...HAIL 60MPH <.50IN
$$3 follow-up statements
007
WWUS34 KAPX 031509
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1109 AM EDT SAT SEP 3 2011
MIC051-031518-
/O.CAN.KAPX.SV.W.0082.000000T0000Z-110903T1545Z/
GLADWIN MI-
1109 AM EDT SAT SEP 3 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GLADWIN COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4442 8331 4424 8344 4424 8347 4427 8346
4427 8349 4425 8353 4413 8356 4402 8370
4404 8404 4424 8409 4448 8384 4452 8331
TIME...MOT...LOC 1508Z 245DEG 42KT 4423 8387
WIND...HAIL <50MPH <.50IN
$$
MIC011-069-129-031545-
/O.CON.KAPX.SV.W.0082.000000T0000Z-110903T1545Z/
ARENAC MI-IOSCO MI-OGEMAW MI-
1109 AM EDT SAT SEP 3 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
OGEMAW...IOSCO AND NORTHERN ARENAC COUNTIES UNTIL 1145 AM EDT...
AT 1105 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH. THIS STORM WAS LOCATED 5 MILES WEST OF WHITTEMORE...OR 12
MILES NORTHEAST OF ALGER...MOVING NORTHEAST AT 50 MPH. THE STORM HAS
WEAKENED...BUT STILL REMAINS VERY CAPABLE OF PRODUCING DAMAGING
WINDS.
THE SEVERE THUNDERSTORM WILL BE NEAR...
NATIONAL CITY...HALE AND LONG LAKE AROUND 1115 AM EDT.
PLAINFIELD TOWNSHIP AROUND 1120 AM EDT.
EAST TAWAS...TAWAS CITY AND TAWAS POINT STATE PARK AROUND 1130 AM
EDT.
AU SABLE...OSCODA AND WURTSMITH AIRFIELD AROUND 1145 AM EDT.
OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE WILBER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4442 8331 4424 8344 4424 8347 4427 8346
4427 8349 4425 8353 4413 8356 4402 8370
4404 8404 4424 8409 4448 8384 4452 8331
TIME...MOT...LOC 1508Z 245DEG 42KT 4423 8387
WIND...HAIL 60MPH <.50IN
$$570
WWUS34 KAPX 031538
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1138 AM EDT SAT SEP 3 2011
MIC011-129-031548-
/O.CAN.KAPX.SV.W.0082.000000T0000Z-110903T1545Z/
ARENAC MI-OGEMAW MI-
1138 AM EDT SAT SEP 3 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OGEMAW AND
NORTHERN ARENAC COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4441 8332 4424 8344 4424 8347 4427 8346
4427 8349 4425 8353 4433 8368 4450 8355
4452 8331
TIME...MOT...LOC 1538Z 242DEG 51KT 4443 8333
WIND...HAIL <50MPH <.50IN
$$
MIC069-031545-
/O.CON.KAPX.SV.W.0082.000000T0000Z-110903T1545Z/
IOSCO MI-
1138 AM EDT SAT SEP 3 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN IOSCO
COUNTY UNTIL 1145 AM EDT...
AT 1133 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH. THIS STORM WAS LOCATED NEAR AU SABLE...MOVING NORTHEAST AT
60 MPH.
THIS SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF EASTERN
IOSCO COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4441 8332 4424 8344 4424 8347 4427 8346
4427 8349 4425 8353 4433 8368 4450 8355
4452 8331
TIME...MOT...LOC 1538Z 242DEG 51KT 4443 8333
WIND...HAIL 60MPH <.50IN
$$973
WWUS34 KAPX 031542
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1142 AM EDT SAT SEP 3 2011
MIC069-031551-
/O.EXP.KAPX.SV.W.0082.000000T0000Z-110903T1545Z/
IOSCO MI-
1142 AM EDT SAT SEP 3 2011
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN IOSCO COUNTY WILL
EXPIRE AT 1145 AM EDT...
THE STORM WHICH PROMPTED THE WARNING WILL HAVE MOVED OUT OF THE
WARNED AREA.
LAT...LON 4441 8332 4424 8344 4424 8347 4427 8346
4427 8349 4425 8353 4433 8368 4450 8355
4452 8331
TIME...MOT...LOC 1541Z 242DEG 51KT 4444 8327
WIND...HAIL <50MPH <.50IN
$$The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 3, 11:32 AM EDT | Special Marine Warning | APX | 73 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2011Every severe thunderstorm warning in 2011
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.