Alert archive / Michigan / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 83, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Jul 18, 2005, 3:27 PM EDT for Ingham County, Michigan. It was in force for 37 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
- Jul 18, 2005, 3:27 PM EDT (19:27 UTC)
- Expired
- Jul 18, 2005, 4:04 PM EDT
- In force
- 37 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Counties, with a storm outline in the text
County Ingham County, MI
The radar
The Detroit radar (KDTX), 78 km from the middle of the area, began a volume at 19:30 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 18, 3:40 PM EDT | TSTM WND DMG | Williamston, MI | SEVERAL TREES DOWN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 13 minutes after it went out.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
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, 11:10 AM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 7.5 hours before the alert went out and 81 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
- 1397 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 954 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KGRR 181927 SVRGRR MIC065-182015- /O.NEW.KGRR.SV.W.0083.050718T1927Z-050718T2015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GRAND RAPIDS MI 327 PM EDT MON JUL 18 2005 THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... INGHAM COUNTY IN SOUTH CENTRAL MICHIGAN * UNTIL 415 PM EDT * AT 324 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR LANSING...AND MOVING EAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... OKEMOS...FOREST HILLS AND HASLETT AROUND 335 PM EDT MERIDIAN AROUND 340 PM EDT WILLIAMSTON AROUND 350 PM EDT WEBBERVILLE AROUND 400 PM EDT LARGE HAIL...DAMAGING WINDS...AND HEAVY RAIN ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. LAT...LON 4274 8460 4258 8459 4260 8415 4276 8419 $$ EO RG
2 follow-up statements
000 WWUS53 KGRR 181944 SVSGRR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 344 PM EDT MON JUL 18 2005 MIC065-182015- /O.CON.KGRR.SV.W.0083.000000T0000Z-050718T2015Z/ INGHAM MI- 344 PM EDT MON JUL 18 2005 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR INGHAM COUNTY UNTIL 415 PM EDT... AT 340 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR FOREST HILLS...OR ABOUT NEAR HASLETT...AND MOVING NORTHEAST AT 35 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... BELL OAK BY 355 PM EDT LARGE HAIL...DAMAGING WINDS...AND HEAVY RAIN ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. LAT...LON 4277 8446 4260 8441 4272 8415 4278 8416 $$ RG
000 WWUS53 KGRR 182004 SVSGRR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 403 PM EDT MON JUL 18 2005 MIC065-182013- /O.CAN.KGRR.SV.W.0083.000000T0000Z-050718T2015Z/ INGHAM MI- 403 PM EDT MON JUL 18 2005 ...THE SEVERE THUNDERSTORM WARNING FOR INGHAM COUNTY HAS BEEN CANCELLED... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORM WHICH PROMPTED THE WARNING HAD EXITED THE WARNED AREA. THEREFORE THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT MONDAY EVENING FOR SOUTHWESTERN MICHIGAN. LAT...LON 4277 8446 4260 8441 4272 8415 4278 8416 $$ RG
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 Grand Rapids, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 18, 11:50 AM EDT, 3 hours 37 minutes earlier.
Area forecast discussion, Jul 18, 11:50 AM EDT, 3 hours 37 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1150 AM EDT MON JUL 18 2005 .UPDATE... SPC HAS ISSUED SEVERE THUNDERSTORM WATCH FOR ALL OF THE CWFA MINUS MASON AND OCEANA COUNTIES UNTIL 7 PM THIS EVENING. LINE OF THUNDERSTORMS BEGINNING TO FORM FROM JUST EAST OF KTVC TO NEAR BALDWIN...AND DOWN TO WHITE CLOUD. LATEST MESO ANALYSIS FROM SPC SHOWS WELL OVER 2000 J/KG OF ML CAPE CENTERED OVER SOUTH CENTRAL LOWER AS OF 15Z. THIS DEVELOPING LINE OF STORMS WILL HAVE AMPLE INSTABILITY TO KEEP GOING ACROSS LOWER MICHIGAN THIS AFTERNOON. THEREFORE WE HAVE UPDATED TO ADD THE WATCH INTO THE ZONES AND NEARSHORE. THE SEVERE THREAT REMAINS DAMAGING WINDS AS THE FLOW IS NEARLY UNIDIRECTIONAL UP THROUGH THE COLUMN AND 0-6 KM SHEAR WILL BE INCREASING THROUGH THE AFTERNOON TO AROUND 30-35 KNOTS. WE HAVE GONE WITH NUMEROUS STORMS WITH SEVERE WORDING AND DAMAGING WINDS. WE HAVE BROUGHT TEMPS DOWN SLIGHTLY WITH THE INCREASE IN CLOUDS AND PCPN COMING IN. && .GRR WATCHES/WARNINGS/ADVISORIES...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 7PM THIS EVENING. && NJJ
Hazardous weather outlook, Jul 18, 11:27 AM EDT, 4 hours before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1127 AM EDT MON JUL 18 2005 LMZ843>849-MIZ037>040-043>046-050>052-056>059-064>067-071>074-190655- ALLEGAN-BARRY-CALHOUN-CLARE-CLINTON-EATON-GRATIOT-INGHAM-IONIA- ISABELLA-JACKSON-KALAMAZOO-KENT-LAKE-MASON-MECOSTA-MONTCALM-MUSKEGON- NEWAYGO-OCEANA-OSCEOLA-OTTAWA-VAN BUREN- GRAND HAVEN TO WHITEHALL-HOLLAND TO GRAND HAVEN- PENTWATER TO MANISTEE-SOUTH HAVEN TO HOLLAND- ST JOSEPH TO SOUTH HAVEN-WHITEHALL TO PENTWATER- 1127 AM EDT MON JUL 18 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER MICHIGAN. .DAY ONE...THIS AFTERNOON AND TONIGHT A SLIGHT RISK OF SEVERE THUNDERSTORMS EXISTS TODAY ALONG AND SOUTHEAST OF A LINE FROM MUSKEGON TO CADILLAC AS A COLD FRONT PRESSES INTO THE AREA. THE PRIMARY THREATS ARE DAMAGING WINDS OF 60 MPH AND HAIL AROUND PENNY SIZE. THE MAIN STORM MOVEMENT WILL BE EAST AT 30 MPH. MORE THAN AN INCH OF RAIN COULD FALL IN AN HOUR IN THE STRONGER THUNDERSTORMS WHICH COULD LEAD TO SOME URBAN AND POOR DRAINAGE FLOODING. CLOUD TO GROUND LIGHTNING COULD BE FREQUENT AS WELL. SOUTHWEST WINDS OF 15 TO 25 KNOTS OVER LAKE MICHIGAN WILL HELP TO BUILD 3 TO 5 FOOT WAVES ALONG THE NEARSHORE WATERS FROM MANISTEE TO ST. JOSEPH. THE 3 TO 5 WAVES COMING FROM THE SOUTHWEST WILL INCREASE THE THREAT FOR RIP CURRENTS ALONG THE LAKESHORE FOR THIS AFTERNOON. HEAT INDICES COULD BRIEFLY RISE TO 100 DEGREES ALONG THE INTERSTATE 94 CORRIDOR. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A SLIGHT RISK OF SEVERE THUNDERSTORMS EXISTS WEST OF A LINE FROM NEAR HOLLAND TO GRAND RAPIDS AND UP TO AROUND CADILLAC LATER WEDNESDAY NIGHT. STRONG THUNDERSTORMS ARE POSSIBLE ACROSS THE ENTIRE AREA ON THURSDAY...AS ANOTHER COLD FRONT SLIPS THROUGH THE REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TODAY AND AGAIN LATER WEDNESDAY NIGHT. MJS NJJ
In the hours before
Special weather statement, Jul 18, 2:15 PM EDT, 1 hour 12 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 215 PM EDT MON JUL 18 2005 LMZ846-847-MIZ038>040-044>046-050-051-056-057-182300- CLARE-GRAND HAVEN TO WHITEHALL-HOLLAND TO GRAND HAVEN-ISABELLA-KENT- LAKE-MECOSTA-MONTCALM-MUSKEGON-NEWAYGO-OSCEOLA-OTTAWA- 215 PM EDT MON JUL 18 2005 SEVERE THUNDERSTORM WATCH NUMBER 643 HAS BEEN CLEARED FROM PORTIONS OF SOUTH CENTRAL LOWER MICHIGAN. THE WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES: LAKE...OSCEOLA...CLARE...NEWAYGO...MECOSTA...ISABELLA...MUSKEGON... MONTCALM...OTTAWA...AND KENT COUNTIES. THE WATCH IS ALSO NO LONGER IN EFFECT FOR THE FOLLOWING NEARSHORE AREA: WHITEHALL TO HOLLAND. LMZ844-845-MIZ052-058-059-064>067-071>074-182300- ALLEGAN-BARRY-CALHOUN-CLINTON-EATON-GRATIOT-INGHAM-IONIA-JACKSON- KALAMAZOO-SOUTH HAVEN TO HOLLAND-ST JOSEPH TO SOUTH HAVEN-VAN BUREN- 215 PM EDT MON JUL 18 2005 SEVERE THUNDERSTORM WATCH NUMBER 643 REMAINS IN EFFECT FOR THE FOLLOWING PORTIONS OF SOUTH CENTRAL LOWER MICHIGAN UNTIL 7 PM: GRATIOT...IONIA...CLINTON...ALLEGAN...BARRY...EATON...INGHAM...VAN BUREN...KALAMAZOO...CALHOUN...AND JACKSON COUNTIES. THE WATCH ALSO REMAINS IN EFFECT FOR THE FOLLOWING NEARSHORE AREA: HOLLAND TO ST. JOSEPH. NJJ
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 2:34 PM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo | 41 min |
| Jul 18, 2:41 PM EDT | Severe Thunderstorm Warning | GRR | Eaton | 36 min |
| Jul 18, 3:28 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun | 31 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2005Every severe thunderstorm warning in 2005
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.