Alert archive / Michigan / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 28, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at May 22, 2011, 2:52 PM EDT for Chippewa County, Mackinac County, Michigan. It was in force for 53 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
- May 22, 2011, 2:52 PM EDT (18:52 UTC)
- Expired
- May 22, 2011, 3:45 PM EDT
- In force
- 53 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Chippewa County, MI, Mackinac County, MI
The radar
The NCL Michigan radar (KAPX), 138 km from the middle of the area, began a volume at 18:53 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, 6.9 hours before the alert went out and 201 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
- 380 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 578 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
106
WUUS53 KAPX 221852
SVRAPX
MIC033-097-221945-
/O.NEW.KAPX.SV.W.0028.110522T1852Z-110522T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
252 PM EDT SUN MAY 22 2011
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL CHIPPEWA COUNTY IN EASTERN UPPER MICHIGAN...
EASTERN MACKINAC COUNTY IN EASTERN UPPER MICHIGAN...
* UNTIL 345 PM EDT
* AT 249 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
MORAN...OR 9 MILES NORTHWEST OF ST. IGNACE...AND MOVING NORTHEAST
AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
SAULT STE. MARIE...MORAN...ALLENVILLE...RUDYARD...PICKFORD...
KINROSS...KELDEN...DAFTER...MUNUSCONG...BRIMLEY STATE
PARK...BRIMLEY...KINCHELOE AND SUGAR ISLAND.
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 4652 8411 4642 8418 4625 8409 4620 8423
4620 8424 4617 8422 4619 8417 4594 8457
4597 8461 4597 8455 4602 8456 4604 8467
4596 8472 4586 8470 4584 8476 4585 8479
4600 8502 4605 8498 4642 8458 4651 8438
TIME...MOT...LOC 1852Z 229DEG 28KT 4597 8483
WIND...HAIL 60MPH 1.00IN
$$2 follow-up statements
461
WWUS34 KAPX 221906
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
306 PM EDT SUN MAY 22 2011
MIC033-097-221945-
/O.CON.KAPX.SV.W.0028.000000T0000Z-110522T1945Z/
MACKINAC MI-CHIPPEWA MI-
306 PM EDT SUN MAY 22 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
CHIPPEWA AND EASTERN MACKINAC COUNTIES UNTIL 345 PM EDT...
AT 301 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED
11 MILES NORTH OF ST. IGNACE...MOVING NORTHEAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
SAULT STE. MARIE...RUDYARD...PICKFORD...KINROSS...BRIMLEY STATE
PARK...KELDEN...BARBEAU...DONALDSON...MUNUSCONG...DAFTER...
KINCHELOE AND SUGAR ISLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4652 8411 4642 8418 4625 8409 4620 8423
4620 8424 4617 8422 4619 8417 4594 8457
4597 8461 4597 8455 4602 8456 4604 8467
4596 8472 4586 8470 4584 8476 4590 8480
4600 8494 4606 8494 4642 8458 4651 8438
TIME...MOT...LOC 1905Z 229DEG 28KT 4605 8468
WIND...HAIL 60MPH 1.00IN
$$896
WWUS34 KAPX 221929
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
329 PM EDT SUN MAY 22 2011
MIC033-097-221945-
/O.CON.KAPX.SV.W.0028.000000T0000Z-110522T1945Z/
MACKINAC MI-CHIPPEWA MI-
329 PM EDT SUN MAY 22 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
CHIPPEWA AND EAST CENTRAL MACKINAC COUNTIES UNTIL 345 PM EDT...
AT 327 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES
NORTHWEST OF HESSEL...OR 16 MILES NORTHEAST OF MACKINAC ISLAND...
MOVING NORTHEAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
PICKFORD...KELDEN...BARBEAU AND MUNUSCONG.
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 4606 8462 4615 8457 4636 8421 4625 8409
4620 8423 4620 8424 4617 8422 4619 8417
4594 8457 4597 8461 4597 8455 4602 8456
TIME...MOT...LOC 1929Z 229DEG 28KT 4607 8447
WIND...HAIL 60MPH 1.00IN
$$The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 2:15 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Presque Isle | 60 min |
| May 22, 2:21 PM EDT | Special Marine Warning | APX | 84 min | |
| May 22, 2:41 PM EDT | Special Marine Warning | APX | 64 min | |
| May 22, 3:15 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 19 min |
| May 22, 3:25 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena, Oscoda | 65 min |
| May 22, 3:25 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 35 min |
| May 22, 3:28 PM EDT | Special Marine Warning | APX | 92 min | |
| May 22, 3:50 PM EDT | Special Marine Warning | APX | 73 min | |
| May 22, 4:43 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena | 47 min |
| May 22, 4:45 PM EDT | Special Marine Warning | APX | 78 min | |
| May 22, 7:49 PM EDT | Special Marine Warning | APX | 116 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.