Alert archive / Michigan / Special Weather Statements in 2012
Special Weather Statement, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this special weather statement at Mar 30, 2012, 10:43 AM EDT for 8 counties in Michigan. It was in force for 77 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
- Mar 30, 2012, 10:43 AM EDT (14:43 UTC)
- Expired
- Mar 30, 2012, 12:00 PM EDT
- In force
- 77 min
- Issued by
- NWS Grand Rapids, MI
Counties Barry County, MI, Calhoun County, MI, Clinton County, MI, Eaton County, MI, Ingham County, MI, Ionia County, MI, Jackson County, MI, Kalamazoo County, MI
The radar
The Grand Rapids radar (KGRR), 52 km from the middle of the area, began a volume at 14:43 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
Detroit, MI (KDTX), launched 12:00Z, 2.7 hours before the alert went out and 130 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 955 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Mar 30, 7:50 AM EDT, 2 hours 53 minutes earlier.
Area forecast discussion, Mar 30, 7:50 AM EDT, 2 hours 53 minutes before
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</html>Hazardous weather outlook, Mar 30, 5:45 AM EDT, 4 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAND RAPIDS MI 545 AM EDT FRI MAR 30 2012 MIZ037>040-043>046-050>052-056>059-064>067-071>074-310915- MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON- MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON- INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON- 545 AM EDT FRI MAR 30 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER MICHIGAN. .DAY ONE...TODAY AND TONIGHT A MIXTURE OF SNOW AND SLEET MAY CREATE TRAVEL DIFFICULTIES THIS MORNING NORTH OF INTERSTATE 96 AND EAST OF HIGHWAY 131. ONE TO THREE INCHES OF SNOW IS LIKELY NORTH OF A REED CITY TO MOUNT PLEASANT LINE. THUNDERSTORMS ARE POSSIBLE TODAY ALONG AND SOUTH OF THE INTERSTATE 96 CORRIDOR. THE STORMS MAY CONTAIN HAIL THE SIZE OF DIMES AS WELL AS LOCALLY HEAVY RAINFALL AS THEY MOVE EAST AT 30 MPH. URBAN AND SMALL STREAM FLOODING IS POSSIBLE. FREEZING TEMPERATURES ARE POSSIBLE TONIGHT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS ARE POSSIBLE MONDAY AND MONDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY... BUT REPORTS OF SNOW AND SLEET AMOUNTS WOULD BE APPRECIATED. ALSO RELAY HAIL SIZE AND RAINFALL AMOUNTS ASSOCIATED WITH ANY THUNDERSTORMS TODAY. LMZ844>849-310915- ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 545 AM EDT FRI MAR 30 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER MICHIGAN. .DAY ONE...TODAY AND TONIGHT EAST WINDS TO 30 KNOTS WILL CREATE CONDITIONS HAZARDOUS TO SMALL CRAFT TODAY. THUNDERSTORMS ARE POSSIBLE TODAY SOUTH OF WHITEHALL. THE STORMS MAY CONTAIN HAIL THE SIZE OF DIMES AS WELL AS LOCALLY HEAVY RAINFALL AS THEY MOVE EAST AT 30 MPH. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS ARE POSSIBLE MONDAY AND MONDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. MEADE
In the hours before
Local storm report, Mar 30, 8:40 AM EDT, 2 hours 3 minutes before
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</html>Local storm report, Mar 30, 8:52 AM EDT, 1 hour 51 minutes before
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</html>Local storm report, Mar 30, 9:09 AM EDT, 1 hour 34 minutes before
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</html>Local storm report, Mar 30, 10:21 AM EDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1021 AM EDT FRI MAR 30 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1019 AM FREEZING RAIN GRANT 43.33N 85.81W
03/30/2012 E0.00 INCH NEWAYGO MI PUBLIC
FREEZING RAIN NOW CAUSING A LIGHT GLAZE ON TREES AND
WIRES.
&&
RSUTTLESpecial weather statement, Mar 30, 10:43 AM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1043 AM EDT FRI MAR 30 2012
MIZ058-059-065>067-072>074-301600-
BARRY-CALHOUN-CLINTON-EATON-INGHAM-IONIA-JACKSON-KALAMAZOO-
1043 AM EDT FRI MAR 30 2012
...SIGNIFICANT WEATHER ADVISORY...
THUNDERSTORMS WILL CONTINUE ACROSS LOWER MICHIGAN THROUGH AROUND
NOON TODAY.
PEA SIZE HAIL...WIND GUSTS AROUND 40 MPH...DANGEROUS LIGHTNING AND
BRIEF MODERATE DOWNPOURS ARE POSSIBLE WITH THESE STORMS THIS
MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW
AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK
SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED.
&&
LAT...LON 4242 8577 4242 8555 4277 8555 4277 8531
4312 8531 4312 8437 4278 8436 4278 8416
4276 8415 4208 8413 4207 8576
TIME...MOT...LOC 1440Z 256DEG 51KT 4241 8528
MACZKOThe office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 4:59 AM EDT | Small Craft Advisory | GRR | 14 hr | |
| Mar 30, 6:58 AM EDT | Special Weather Statement | GRR | Allegan, Barry, Kent, Muskegon, Ottawa | 2 hr |
| Mar 30, 9:15 AM EDT | Special Weather Statement | GRR | Allegan, Barry, Calhoun, Clinton, Eaton, Gratiot and 9 more | 90 min |
| Mar 30, 1:18 PM EDT | Special Weather Statement | GRR | Jackson | 57 min |
| Mar 30, 2:12 PM EDT | Special Weather Statement | GRR | Allegan, Barry, Calhoun, Eaton, Ingham, Jackson and 2 more | 78 min |
| Mar 30, 3:18 PM EDT | Freeze Warning | GRR | Clare, Isabella, Lake, Mason, Mecosta, Newaygo and 1 more | 13 hr |
Nearby
Special Weather Statements in Michigan, 2012Every special weather statement in 2012
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.