Alert archive / Michigan / Tornado Warnings in 2010
Tornado Warning 4, NWS Gaylord, MI
NWS Gaylord, MI issued this tornado warning at Jul 18, 2010, 7:24 PM EDT for 4 counties in Michigan. It was in force for 51 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
- Jul 18, 2010, 7:24 PM EDT (23:24 UTC)
- Expired
- Jul 18, 2010, 8:15 PM EDT
- In force
- 51 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
Counties Crawford County, MI, Ogemaw County, MI, Oscoda County, MI, Roscommon County, MI
The radar
The NCL Michigan radar (KAPX), 63 km from the middle of the area, began a volume at 23:26 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 |
|---|---|---|---|
| Jul 18, 1:47 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
The nearest sounding before it
Alpena, MI (KAPX), launched 12:00Z, 11.4 hours before the alert went out and 149 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
- 58 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 1073 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
496 WFUS53 KAPX 182324 TORAPX MIC039-129-135-143-190015- /O.NEW.KAPX.TO.W.0004.100718T2324Z-100719T0015Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE GAYLORD MI 724 PM EDT SUN JUL 18 2010 THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN CRAWFORD COUNTY IN NORTHERN LOWER MICHIGAN... NORTHERN OGEMAW COUNTY IN NORTHERN LOWER MICHIGAN... SOUTHERN OSCODA COUNTY IN NORTHERN LOWER MICHIGAN... NORTHEASTERN ROSCOMMON COUNTY IN NORTHERN LOWER MICHIGAN... * UNTIL 815 PM EDT * AT 717 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR SOUTH BRANCH TOWNSHIP...OR 7 MILES EAST OF ROSCOMMON...AND MOVING EAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... ROSE TOWNSHIP...ROSE CITY...MACK LAKE...LUPTON...RIFLE RIVER STATE PARK AND FOSTER TOWNSHIP. 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 4461 8390 4435 8390 4447 8447 4460 8448 TIME...MOT...LOC 2325Z 274DEG 21KT 4453 8440 $$ MSB/JH
3 follow-up statements
942 WWUS34 KAPX 182339 SVSAPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 739 PM EDT SUN JUL 18 2010 MIC039-143-182349- /O.CAN.KAPX.TO.W.0004.000000T0000Z-100719T0015Z/ CRAWFORD MI-ROSCOMMON MI- 739 PM EDT SUN JUL 18 2010 ...THE TORNADO WARNING FOR NORTHEASTERN ROSCOMMON AND SOUTHEASTERN CRAWFORD COUNTIES IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 4461 8390 4435 8390 4449 8437 4457 8437 TIME...MOT...LOC 2339Z 276DEG 18KT 4452 8433 WIND...HAIL <50MPH <.50IN $$ MIC129-135-190015- /O.CON.KAPX.TO.W.0004.000000T0000Z-100719T0015Z/ OSCODA MI-OGEMAW MI- 739 PM EDT SUN JUL 18 2010 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN OGEMAW AND SOUTHERN OSCODA COUNTIES UNTIL 815 PM EDT... AT 734 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 5 MILES SOUTHEAST OF SOUTH BRANCH TOWNSHIP...OR 12 MILES NORTH OF ST. HELEN...MOVING EAST AT 20 MPH. LOCATIONS IMPACTED INCLUDE... MACK LAKE...ROSE TOWNSHIP...ROSE CITY...LUPTON...RIFLE RIVER STATE PARK AND FOSTER TOWNSHIP. 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 4461 8390 4435 8390 4449 8437 4457 8437 TIME...MOT...LOC 2339Z 276DEG 18KT 4452 8433 WIND...HAIL <50MPH <.50IN $$ MSB/JH
649 WWUS34 KAPX 182352 SVSAPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 752 PM EDT SUN JUL 18 2010 MIC129-135-190015- /O.CON.KAPX.TO.W.0004.000000T0000Z-100719T0015Z/ OSCODA MI-OGEMAW MI- 752 PM EDT SUN JUL 18 2010 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN OGEMAW AND SOUTHEASTERN OSCODA COUNTIES UNTIL 815 PM EDT... AT 747 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 7 MILES NORTH OF CLEAR LAKE...OR 12 MILES SOUTHWEST OF MIO...MOVING EAST AT 20 MPH. LOCATIONS IMPACTED INCLUDE... MACK LAKE...ROSE TOWNSHIP...ROSE CITY...LUPTON AND RIFLE RIVER STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4447 8429 4456 8429 4461 8390 4435 8390 TIME...MOT...LOC 2352Z 276DEG 18KT 4451 8424 WIND...HAIL <50MPH <.50IN $$ MSB/JH
956 WWUS34 KAPX 190006 SVSAPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 806 PM EDT SUN JUL 18 2010 MIC129-135-190016- /O.EXP.KAPX.TO.W.0004.000000T0000Z-100719T0015Z/ OSCODA MI-OGEMAW MI- 806 PM EDT SUN JUL 18 2010 ...THE TORNADO WARNING FOR NORTHEASTERN OGEMAW AND SOUTHEASTERN OSCODA COUNTIES WILL EXPIRE AT 815 PM EDT... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. LAT...LON 4447 8429 4456 8429 4461 8390 4435 8390 TIME...MOT...LOC 0006Z 276DEG 18KT 4450 8414 WIND...HAIL <50MPH <.50IN $$ MSB/JH
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 5:37 PM EDT | Tornado Warning | APX | Manistee, Wexford | 42 min |
| Jul 18, 6:03 PM EDT | Tornado Warning | APX | Wexford | 42 min |
| Jul 18, 7:21 PM EDT | Tornado Warning | APX | Roscommon | 39 min |
Nearby
Tornado Warnings in Michigan, 2010Every tornado warning in 2010Tornadoes in 2010
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.