Alert archive / Michigan / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 21, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Jun 8, 2007, 2:47 AM EDT for Presque Isle County, Michigan. It was in force for 38 min. 1 report 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
- Jun 8, 2007, 2:47 AM EDT (06:47 UTC)
- Expired
- Jun 8, 2007, 3:25 AM EDT
- In force
- 38 min
- Issued by
- NWS Gaylord, MI
- Area
- Counties, with a storm outline in the text
County Presque Isle County, MI
The radar
The NCL Michigan radar (KAPX), 76 km from the middle of the area, began a volume at 06:49 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 |
|---|---|---|---|
| Jun 8, 2:50 AM EDT | TSTM WND DMG | 4 N Onaway, MI | SEVERAL 8 TO 16 INCH TREES DOWNED. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 7, 11:54 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Alpena, MI (KAPX), launched 00:00Z, 6.8 hours before the alert went out and 136 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
- 523 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 1750 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 173 m²/s²
- 0-3 km storm-relative helicity
- 327 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KAPX 080647 SVRAPX MIC141-080745- /O.NEW.KAPX.SV.W.0021.070608T0647Z-070608T0745Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GAYLORD MI 247 AM EDT FRI JUN 8 2007 THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... PRESQUE ISLE COUNTY IN NORTHERN LOWER MICHIGAN... * UNTIL 345 AM EDT * AT 244 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 ONAWAY...MOVING NORTHEAST AT 50 MPH. * LOCATIONS IMPACTED INCLUDE... FORTY MILE POINT... P H HOEFT STATE PARK... ROGERS CITY... A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. ALL THUNDERSTORMS PRODUCE DEADLY LIGHTNING. REMAIN INDOORS AWAY FROM WINDOWS UNTIL THIS STORM HAS PASSED. IF CAUGHT OUTDOORS...STAY AWAY FROM TALL OBJECTS AND MOVE TO A PLACE OF SHELTER. LAT...LON 4543 8424 4524 8424 4539 8354 4555 8406 $$
2 follow-up statements
000 WWUS34 KAPX 080703 SVSAPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 302 AM EDT FRI JUN 8 2007 MIC141-080745- /O.CON.KAPX.SV.W.0021.000000T0000Z-070608T0745Z/ PRESQUE ISLE MI- 302 AM EDT FRI JUN 8 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM EDT FOR PRESQUE ISLE COUNTY... AT 257 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED ABOUT 7 MILES WEST OF ROGERS CITY...MOVING EAST AT 55 MPH. A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. ALL THUNDERSTORMS PRODUCE DEADLY LIGHTNING. REMAIN INDOORS AWAY FROM WINDOWS UNTIL THIS STORM HAS PASSED. IF CAUGHT OUTDOORS...STAY AWAY FROM TALL OBJECTS AND MOVE TO A PLACE OF SHELTER. LAT...LON 4543 8413 4532 8402 4537 8352 4556 8400 $$ ADAM
000 WWUS34 KAPX 080725 SVSAPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 324 AM EDT FRI JUN 8 2007 MIC141-080734- /O.CAN.KAPX.SV.W.0021.000000T0000Z-070608T0745Z/ PRESQUE ISLE MI- 324 AM EDT FRI JUN 8 2007 ...THE SEVERE THUNDERSTORM WARNING FOR PRESQUE ISLE COUNTY IS CANCELLED... AT 324 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE STORM WHICH PROMPTED THE SEVERE THUNDERSTORM WARNING HAD EXITED THE AREA. THE WARNING HAS THEREFORE BEEN CANCELLED. A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA. THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. LAT...LON 4543 8413 4532 8402 4537 8352 4556 8400 $$
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 12:28 AM EDT | Special Marine Warning | APX | 35 min | |
| Jun 8, 12:31 AM EDT | Severe Thunderstorm Warning | APX | Manistee | 59 min |
| Jun 8, 12:56 AM EDT | Severe Thunderstorm Warning | APX | Wexford | 63 min |
| Jun 8, 1:02 AM EDT | Severe Thunderstorm Warning | APX | Grand Traverse | 58 min |
| Jun 8, 1:18 AM EDT | Severe Thunderstorm Warning | APX | Kalkaska, Missaukee | 57 min |
| Jun 8, 1:48 AM EDT | Severe Thunderstorm Warning | APX | Crawford, Roscommon | 58 min |
| Jun 8, 2:12 AM EDT | Severe Thunderstorm Warning | APX | Oscoda | 63 min |
| Jun 8, 2:49 AM EDT | Special Marine Warning | APX | 56 min | |
| Jun 8, 11:52 AM EDT | Special Marine Warning | APX | 53 min | |
| Jun 8, 12:03 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 17 min |
| Jun 8, 12:37 PM EDT | Special Marine Warning | APX | 53 min | |
| Jun 8, 1:02 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 43 min |
| Jun 8, 1:22 PM EDT | Special Marine Warning | APX | 53 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2007Every severe thunderstorm warning 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.