Alert archive / Michigan / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 29, NWS Marquette, MI
NWS Marquette, MI issued this severe thunderstorm warning at Aug 14, 2015, 2:13 PM EDT for Delta County, Menominee County, Michigan. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 14, 2015, 2:13 PM EDT (18:13 UTC)
- Expired
- Aug 14, 2015, 2:45 PM EDT
- In force
- 32 min
- Issued by
- NWS Marquette, MI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Delta County, MI, Menominee County, MI
The radar
The Marquette radar (KMQT), 101 km from the middle of the area, began a volume at 18:15 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.2 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
- 2294 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 950 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.6
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Marquette, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 14, 2:09 PM EDT, 4 minutes earlier.
Area forecast discussion, Aug 14, 2:09 PM EDT, 4 minutes before
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</html>Hazardous weather outlook, Aug 14, 5:49 AM EDT, 8 hours 24 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MARQUETTE MI 549 AM EDT FRI AUG 14 2015 MIZ001>007-009>014-084-085-151200- KEWEENAW-ONTONAGON-NORTHERN HOUGHTON-BARAGA-MARQUETTE-ALGER-LUCE- GOGEBIC-IRON-DICKINSON-MENOMINEE-DELTA-SOUTHERN SCHOOLCRAFT- SOUTHERN HOUGHTON-NORTHERN SCHOOLCRAFT- 549 AM EDT FRI AUG 14 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN UPPER MICHIGAN AND CENTRAL UPPER MICHIGAN. .DAY ONE...TODAY AND TONIGHT ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE INTO EARLY THIS EVENING MAINLY OVER EAST AND SOUTH CENTRAL UPPER MICHIGAN. SMALL HAIL AND GUSTY WINDS TO 40 MPH ARE POSSIBLE WITH ANY STRONGER STORMS THAT DEVELOP. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS ARE POSSIBLE AGAIN ACROSS FAR WESTERN UPPER MICHIGAN SUNDAY AFTERNOON INTO SUNDAY EVENING...AND OVER CENTRAL UPPER MICHIGAN SUNDAY NIGHT INTO MONDAY. THE CHANCE OF THUNDERSTORMS RETURNS AGAIN TUESDAY NIGHT INTO THURSDAY. .SPOTTER INFORMATION STATEMENT... THE NEED FOR WEATHER SPOTTER REPORTS IS NOT ANTICIPATED AT THIS TIME. LSZ162-240>251-263>267-151200- LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5NM-SAXON HARBOR WI TO BLACK RIVER MI- BLACK RIVER TO ONTONAGON MI- ONTONAGON TO UPPER ENTRANCE OF PORTAGE CANAL MI- UPPER ENTRANCE OF PORTAGE CANAL TO EAGLE RIVER MI- EAGLE RIVER TO MANITOU ISLAND MI- MANITOU ISLAND TO POINT ISABELLE MI- POINT ISABELLE TO LOWER ENTRANCE OF PORTAGE CANAL MI- LOWER ENTRANCE OF PORTAGE CANAL TO HURON ISLANDS MI INCLUDING KEWEENAW AND HURON BAYS-HURON ISLANDS TO MARQUETTE MI- MARQUETTE TO MUNISING MI-MUNISING TO GRAND MARAIS MI- GRAND MARAIS TO WHITEFISH POINT MI- LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE ROYALE NATIONAL PARK- LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER- LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI BEYOND 5NM FROM SHORE- LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER BEYOND 5NM FROM SHORE- LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF SHORE TO THE US/CANADIAN BORDER- 549 AM EDT FRI AUG 14 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN LAKE SUPERIOR...CENTRAL LAKE SUPERIOR AND WESTERN LAKE SUPERIOR. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS ARE POSSIBLE OVER FAR EASTERN LAKE SUPERIOR THIS MORNING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS ARE POSSIBLE OVER THE EAST HALF OF THE LAKE SUNDAY NIGHT INTO MONDAY MORNING. THE CHANCE OF THUNDERSTORMS RETURNS TUESDAY NIGHT INTO THURSDAY. .SPOTTER INFORMATION STATEMENT... THE NEED FOR WEATHER SPOTTER REPORTS IS NOT ANTICIPATED AT THIS TIME. LMZ221-248-250-151200- GREEN BAY NORTH OF LINE FROM CEDAR RIVER MI TO ROCK ISLAND PASSAGE-SEUL CHOIX POINT TO POINT DETOUR MI- 5NM EAST OF A LINE FROM FAIRPORT MI TO ROCK ISLAND PASSAGE- 549 AM EDT FRI AUG 14 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN LAKE MICHIGAN. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS ARE POSSIBLE FROM LATE THIS MORNING INTO THIS EVENING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS ARE POSSIBLE AGAIN SUNDAY NIGHT INTO MONDAY AND THEN WEDNESDAY INTO THURSDAY. .SPOTTER INFORMATION STATEMENT... THE NEED FOR WEATHER SPOTTER REPORTS IS NOT ANTICIPATED AT THIS TIME. JLB
In the hours before
Special weather statement, Aug 14, 12:01 PM EDT, 2 hours 12 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
1201 PM EDT FRI AUG 14 2015
MIZ006-141700-
ALGER MI-
1201 PM EDT FRI AUG 14 2015
...STRONG THUNDERSTORMS MOVING OFF THE LAKE TOWARD GRAND
ISLAND...MUNISING...AND PICTURED ROCKS...
AT 1157 AM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
NEAR GRAND ISLAND...MOVING SOUTHEAST AT 15 MPH. ADDITIONAL STRONG
STORMS WERE NORTH OF GRAND ISLAND...MOVING SOUTHEAST TOWARD PICTURED
ROCKS.
HALF INCH HAIL...WINDS IN EXCESS OF 30 MPH AND HEAVY RAIN WILL BE
POSSIBLE WITH THESE STORMS.
LOCATIONS IMPACTED INCLUDE...
MUNISING...GRAND ISLAND...CHAPEL LAKE...MINERS CASTLE...CHRISTMAS...
GRAND PORTAL POINT AND WETMORE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FREQUENT LIGHTNING ARE OCCURRING WITH THESE STORMS. LIGHTNING CAN
STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE
A BUILDING OR VEHICLE.
&&
LAT...LON 4655 8643 4633 8663 4645 8682 4648 8675
4651 8674 4647 8674 4644 8668 4653 8671
4656 8669 4654 8663 4648 8663 4649 8661
4647 8661 4646 8667 4641 8664 4656 8647
TIME...MOT...LOC 1557Z 305DEG 14KT 4653 8675
JLASpecial weather statement, Aug 14, 12:29 PM EDT, 1 hour 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
1229 PM EDT FRI AUG 14 2015
MIZ006-141700-
ALGER MI-
1229 PM EDT FRI AUG 14 2015
...SPECIAL WEATHER STATEMENT...
AT 1228 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
NEAR TRENARY...OR 20 MILES SOUTHWEST OF MUNISING...MOVING SOUTHEAST
AT 20 MPH.
HALF INCH HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.
THIS STRONG THUNDERSTORM WILL BE NEAR...
TRENARY AROUND 1240 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE DIFFIN...TRAUNIK AND
KIVA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4616 8666 4616 8710 4617 8712 4626 8711
4635 8699 4617 8664
TIME...MOT...LOC 1628Z 315DEG 16KT 4623 8701
07Special weather statement, Aug 14, 12:38 PM EDT, 1 hour 35 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MARQUETTE MI 1238 PM EDT FRI AUG 14 2015 MIZ006-013-141715- DELTA MI-ALGER MI- 1238 PM EDT FRI AUG 14 2015 ...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL DELTA AND SOUTHWESTERN ALGER COUNTIES UNTIL 115 PM EDT... AT 1237 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER TRENARY...OR 21 MILES SOUTHWEST OF MUNISING...MOVING SOUTHEAST AT 10 MPH. DIME SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THIS STORM. THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTH CENTRAL DELTA AND SOUTHWESTERN ALGER COUNTIES...INCLUDING THE FOLLOWING LOCATIONS...ROUND LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. && LAT...LON 4614 8711 4628 8693 4616 8665 4596 8691 TIME...MOT...LOC 1637Z 312DEG 7KT 4617 8695 07
Special weather statement, Aug 14, 1:13 PM EDT, 1 hour before
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</html>The office that day
Everything else NWS Marquette, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 8:48 PM EDT | Special Weather Statement | MQT | Delta | 57 min |
| Aug 14, 12:01 PM EDT | Special Weather Statement | MQT | Alger | 59 min |
| Aug 14, 12:29 PM EDT | Special Weather Statement | MQT | Alger | 31 min |
| Aug 14, 12:38 PM EDT | Special Weather Statement | MQT | Delta | 37 min |
| Aug 14, 12:43 PM EDT | Severe Thunderstorm Warning | MQT | Delta | 32 min |
| Aug 14, 1:13 PM EDT | Special Weather Statement | MQT | Delta | 47 min |
| Aug 14, 1:33 PM EDT | Severe Thunderstorm Warning | MQT | Delta | 42 min |
| Aug 14, 1:37 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Menominee | 53 min |
| Aug 14, 2:15 PM EDT | Special Marine Warning | MQT | 90 min | |
| Aug 14, 2:45 PM EDT | Special Weather Statement | MQT | Menominee | 45 min |
| Aug 14, 3:03 PM EDT | Special Weather Statement | MQT | Menominee | 42 min |
| Aug 14, 3:47 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 13 min |
| Aug 14, 4:14 PM EDT | Areal Flood Advisory | MQT | Menominee | 3 hr |
| Aug 14, 5:07 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Marquette | 53 min |
| Aug 14, 5:47 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Menominee | 25 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2015Every severe thunderstorm warning in 2015
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.