Alert archive / Michigan / Tornado Warnings in 2007

Tornado Warning 4, NWS Gaylord, MI

July 10, 2007Cheboygan County, Presque Isle County, Michigan

NWS Gaylord, MI issued this tornado warning at Jul 10, 2007, 4:49 PM EDT for Cheboygan County, Presque Isle County, Michigan. It was in force for 41 min. 4 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 10, 2007, 4:49 PM EDT (20:49 UTC)
Expired
Jul 10, 2007, 5:30 PM EDT
In force
41 min
Issued by
NWS Gaylord, MI
Area
Counties, with a storm outline in the text

Counties Cheboygan County, MI, Presque Isle County, MI

The radar

The NCL Michigan radar (KAPX), 72 km from the middle of the area, began a volume at 20:50 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

TimeReportWhereRemark
Jul 10, 4:50 PM EDTTSTM WND DMG14 Se Cheboygan, MITREE DOWN ON TWIN LAKES ROAD NEAR COUNTY LINE ROAD
Jul 10, 4:52 PM EDTFUNNEL CLOUDTower, MIFUNNEL CLOUD REPORTED BY LAW ENFORCEMENT
Jul 10, 5:10 PM EDTFUNNEL CLOUD2 Ne Onaway, MIMULTIPLE REPORTS OF FUNNEL CLOUD BY LAW ENFORCEMENT BETWEEN 510 AND 525 PM
Jul 10, 5:10 PM EDTFUNNEL CLOUDTower, MIMULTIPLE REPORTS OF FUNNEL CLOUD BY LAW ENFORCEMENT BETWEEN 510 AND 525 PM

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 10, 3:54 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 8.8 hours before the alert went out and 148 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.

Skew-T log-pSkew-T log-p diagram, Alpena, MI at 12:00Z on 2007-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Alpena, MI at 12:00Z on 2007-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KAPX 102049
TORAPX
MIC031-141-102130-
/O.NEW.KAPX.TO.W.0004.070710T2049Z-070710T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
449 PM EDT TUE JUL 10 2007

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...
  CHEBOYGAN COUNTY IN NORTHERN LOWER MICHIGAN...
  PRESQUE ISLE COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 530 PM EDT

* AT 446 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS
  LOCATED 7 MILES SOUTHWEST OF BLACK LAKE...OR ABOUT 7 MILES
  NORTHWEST OF ONAWAY...MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  OCQUEOC...
  HURON BEACH...
  FORTY MILE POINT...
  P H HOEFT STATE PARK...
  ROGERS CITY...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING
FOR CHEBOYGAN COUNTY.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

LAT...LON 4547 8447 4534 8429 4534 8359 4564 8427

$$
3 follow-up statements
000 
WWUS34 KAPX 102105
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
505 PM EDT TUE JUL 10 2007

MIC031-102115-
/O.CAN.KAPX.TO.W.0004.000000T0000Z-070710T2130Z/
CHEBOYGAN MI-
505 PM EDT TUE JUL 10 2007

...THE TORNADO WARNING FOR CHEBOYGAN COUNTY IS CANCELLED...

LAT...LON 4563 8424 4538 8424 4540 8419 4541 8379

$$

MIC141-102130-
/O.CON.KAPX.TO.W.0004.000000T0000Z-070710T2130Z/
PRESQUE ISLE MI-
505 PM EDT TUE JUL 10 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR PRESQUE
ISLE COUNTY...

AT 502 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED NEAR HURON BEACH...OR ABOUT 6 MILES NORTH OF
ONAWAY...MOVING NORTHEAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HURON BEACH...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

LAT...LON 4563 8424 4538 8424 4540 8419 4541 8379

$$
000 
WWUS34 KAPX 102118
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
516 PM EDT TUE JUL 10 2007

MIC141-102130-
/O.CON.KAPX.TO.W.0004.000000T0000Z-070710T2130Z/
PRESQUE ISLE MI-
516 PM EDT TUE JUL 10 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR PRESQUE
ISLE COUNTY...

AT 512 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED NEAR HURON BEACH...OR ABOUT 10 MILES NORTHEAST OF
ONAWAY...MOVING NORTHEAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HURON BEACH...

THIS STORM PRODUCED A POSSIBLE TORNADO NEAR TOWER EARLIER. THIS HAS
NOT YET BEEN CONFIRMED.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

LAT...LON 4559 8416 4541 8415 4541 8380

$$
000 
WWUS34 KAPX 102131
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
530 PM EDT TUE JUL 10 2007

MIC141-102140-
/O.EXP.KAPX.TO.W.0004.000000T0000Z-070710T2130Z/
PRESQUE ISLE MI-
530 PM EDT TUE JUL 10 2007

...THE TORNADO WARNING FOR PRESQUE ISLE COUNTY HAS EXPIRED...

AT 530 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE STORM WHICH PROMPTED THE TORNADO...HAS WEAKENED AND EXITED THE 
AREA. THE WARNING HAS THEREFORE BEEN ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT...AND CONDITIONS REMAIN
FAVORABLE FOR THE DEVELOPMENT OF SEVERE WEATHER IN AND NEAR THE WATCH
AREA. REMAIN ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. BE
PREPARED TO TAKE ACTION IF SEVERE WEATHER APPROACHES.

LAT...LON 4559 8416 4541 8415 4541 8380

$$

The office that day

Everything else NWS Gaylord, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 4:09 PM EDTSevere Thunderstorm WarningAPXCheboygan, Emmet66 min
Jul 10, 4:11 PM EDTSpecial Marine WarningAPX94 min
Jul 10, 4:35 PM EDTSpecial Marine WarningAPX117 min
Jul 10, 4:46 PM EDTSpecial Marine WarningAPX119 min
Jul 10, 4:46 PM EDTSevere Thunderstorm WarningAPXAntrim20 min
Jul 10, 4:57 PM EDTSevere Thunderstorm WarningAPXOtsego46 min
Jul 10, 5:46 PM EDTSpecial Marine WarningAPX89 min
Jul 10, 6:05 PM EDTSevere Thunderstorm WarningAPXAlpena20 min
Jul 10, 6:22 PM EDTSevere Thunderstorm WarningAPXPresque Isle17 min

Nearby

Tornado Warnings in Michigan, 2007Every tornado warning in 2007Tornadoes in 2007

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.