Alert archive / Michigan / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 20, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Jul 3, 2012, 5:10 AM EDT for 4 counties in Michigan. It was in force for 65 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 3, 2012, 5:10 AM EDT (09:10 UTC)
- Expired
- Jul 3, 2012, 6:15 AM EDT
- In force
- 65 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Crawford County, MI, Kalkaska County, MI, Missaukee County, MI, Roscommon County, MI
The radar
The NCL Michigan radar (KAPX), 56 km from the middle of the area, began a volume at 09:10 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 3, 5:53 AM EDT | TSTM WND DMG | 6 Ne Houghton Lake, MI | TREE DOWN IN MARKEY TOWNSHIP. TIME BASED ON RADAR. |
| Jul 3, 5:53 AM EDT | TSTM WND GST 48 | 7 Ne Houghton Lake, MI |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Alpena, MI (KAPX), launched 00:00Z, 9.2 hours before the alert went out and 217 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
- 38 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 2191 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 175 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
825
WUUS53 KAPX 030910
SVRAPX
MIC039-079-113-143-031015-
/O.NEW.KAPX.SV.W.0020.120703T0910Z-120703T1015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
510 AM EDT TUE JUL 3 2012
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN CRAWFORD COUNTY IN NORTHERN LOWER MICHIGAN...
SOUTHERN KALKASKA COUNTY IN NORTHERN LOWER MICHIGAN...
MISSAUKEE COUNTY IN NORTHERN LOWER MICHIGAN...
WESTERN ROSCOMMON COUNTY IN NORTHERN LOWER MICHIGAN...
* UNTIL 615 AM EDT
* AT 506 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED NEAR MOREY...OR 6 MILES NORTH OF LAKE CITY...AND
MOVING EAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
HOUGHTON LAKE...PRUDENVILLE...GRAYLING...VOGEL CENTER...FALMOUTH...
MODDERSVILLE...SHARON...MOORESTOWN...SIGMA...ROSCOMMON TOWNSHIP...
BEAR LAKE...ROSCOMMON COUNTY AIRPORT...HIGGINS LAKE...NORTH HIGGINS
LAKE PARK...SOUTH HIGGINS LAKE STATE...HARTWICK PINES STATE PARK...
FREDERIC...SMITHVILLE...STITTSVILLE AND MERRITT.
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 4416 8534 4451 8534 4486 8485 4486 8459
4416 8461
TIME...MOT...LOC 0910Z 249DEG 20KT 4443 8522
WIND...HAIL <50MPH 1.00IN
$$2 follow-up statements
663
WWUS34 KAPX 030957
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
557 AM EDT TUE JUL 3 2012
MIC039-079-113-143-031015-
/O.CON.KAPX.SV.W.0020.000000T0000Z-120703T1015Z/
CRAWFORD MI-KALKASKA MI-MISSAUKEE MI-ROSCOMMON MI-
557 AM EDT TUE JUL 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN
ROSCOMMON...MISSAUKEE...SOUTHERN KALKASKA AND WESTERN CRAWFORD
COUNTIES UNTIL 615 AM EDT...
AT 553 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED 7 MILES SOUTHEAST OF MOORESTOWN...OR 9 MILES
NORTHWEST OF HOUGHTON LAKE...MOVING EAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
HOUGHTON LAKE...PRUDENVILLE...NORTH HIGGINS LAKE PARK...HIGGINS
LAKE...SOUTH HIGGINS LAKE STATE...ROSCOMMON COUNTY AIRPORT AND
ROSCOMMON TOWNSHIP.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4416 8534 4451 8534 4486 8485 4486 8459
4416 8461
TIME...MOT...LOC 0957Z 287DEG 29KT 4439 8482
WIND...HAIL <50MPH 1.00IN
$$267
WWUS34 KAPX 031008
SVSAPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
608 AM EDT TUE JUL 3 2012
MIC079-031018-
/O.CAN.KAPX.SV.W.0020.000000T0000Z-120703T1015Z/
KALKASKA MI-
608 AM EDT TUE JUL 3 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN KALKASKA COUNTY
IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4439 8511 4451 8485 4477 8460 4416 8461
4417 8533
TIME...MOT...LOC 1008Z 299DEG 34KT 4429 8476
WIND...HAIL <50MPH <.50IN
$$
MIC039-113-143-031015-
/O.CON.KAPX.SV.W.0020.000000T0000Z-120703T1015Z/
CRAWFORD MI-MISSAUKEE MI-ROSCOMMON MI-
608 AM EDT TUE JUL 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN
ROSCOMMON...SOUTHEASTERN MISSAUKEE AND SOUTHWESTERN CRAWFORD COUNTIES
UNTIL 615 AM EDT...
AT 606 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED NEAR HOUGHTON LAKE...MOVING SOUTHEAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
PRUDENVILLE...ROSCOMMON COUNTY AIRPORT AND ROSCOMMON TOWNSHIP.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 4439 8511 4451 8485 4477 8460 4416 8461
4417 8533
TIME...MOT...LOC 1008Z 299DEG 34KT 4429 8476
WIND...HAIL <50MPH 1.00IN
$$Nearby
Severe Thunderstorm Warnings in Michigan, 2012Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.