Alert archive / Michigan / Winter Storm Warnings in 2013
Winter Storm Warning 2, NWS Detroit, MI
NWS Detroit, MI issued this winter storm warning at Feb 26, 2013, 4:36 AM EST for 5 counties in Michigan. It took effect at Feb 26, 2013, 4:08 PM EST. It was in force for 17 hr. 17 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 26, 2013, 4:36 AM EST (09:36 UTC)
- In effect from
- Feb 26, 2013, 4:08 PM EST
- Expired
- Feb 27, 2013, 9:33 AM EST
- In force
- 17 hr
- Issued by
- NWS Detroit, MI
Counties Huron County, MI, Lapeer County, MI, Saint Clair County, MI, Sanilac County, MI, Tuscola County, MI
The radar
The Detroit radar (KDTX), 85 km from the middle of the area, began a volume at 09:34 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 |
|---|---|---|---|
| Feb 26, 7:51 PM EST | SNOW 2.5 | Marlette, MI | 1.5 HOUR SNOWFALL TOTAL |
| Feb 26, 8:00 PM EST | SNOW 2 | Yale, MI | 3.5 HOUR SNOWFALL TOTAL |
| Feb 26, 8:30 PM EST | SNOW 2 | 3 Wsw Lakeport, MI | 3.5 HOUR SNOWFALL TOTAL |
| Feb 26, 10:00 PM EST | SNOW 1.5 | 5 E Almont, MI | 5 HOUR SNOWFALL TOTAL. |
| Feb 26, 10:10 PM EST | SNOW 3 | Marlette, MI | 4 HOUR TOTAL. |
| Feb 27, 6:15 AM EST | SNOW 2 | Fairgrove, MI | 12 HOUR TOTAL. |
| Feb 27, 7:00 AM EST | SNOW 4.5 | Yale, MI | 13 HOUR TOTAL. |
| Feb 27, 7:00 AM EST | SNOW 5 | Deckerville, MI | 12 HOUR TOTAL. |
| Feb 27, 7:00 AM EST | SNOW 5 | Sandusky, MI | 13 HOUR TOTAL. |
| Feb 27, 7:15 AM EST | SNOW 0.6 | Filion, MI | 12 HOUR TOTAL. |
| Feb 27, 7:20 AM EST | SNOW 3.2 | Bad Axe, MI | 11 HOUR TOTAL. |
| Feb 27, 7:30 AM EST | SNOW 4.2 | Lapeer, MI | 14 HOUR TOTAL. |
| Feb 27, 7:45 AM EST | SNOW 5 | Lexington, MI | 13 HOUR TOTAL. |
| Feb 27, 7:53 AM EST | SNOW 3 | Caro, MI | 12 HOUR TOTAL. |
| Feb 27, 8:20 AM EST | SNOW 2.6 | Vassar, MI | 14 HOUR TOTAL. |
| Feb 27, 8:55 AM EST | SNOW 5.1 | Lum, MI | 15 HOUR TOTAL. |
| Feb 27, 9:30 AM EST | SNOW 5.4 | North Branch, MI | 14 HOUR TOTAL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 9.6 hours before the alert went out and 82 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
- 1364 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
537 WWUS43 KDTX 260936 WSWDTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 436 AM EST TUE FEB 26 2013 ...A WINTER STORM TO AFFECT SOUTHEAST MICHIGAN THIS AFTERNOON INTO WEDNESDAY... .A LOW PRESSURE SYSTEM WILL LIFT FROM THE SOUTHERN MISSISSIPPI VALLEY EARLY THIS MORNING INTO THE OHIO VALLEY BY TONIGHT. AS THE SYSTEM APPROACHES...A PLUME OF DEEP MOISTURE WILL STREAM ACROSS SOUTHERN MICHIGAN LATE THIS AFTERNOON THROUGH TUESDAY NIGHT AND THEN LINGER INTO WEDNESDAY. AFTER AN INITIAL MIX OF RAIN...SLEET AND SNOW THIS AFTERNOON...THE ATMOSPHERE IS EXPECTED TO BECOME COLD ENOUGH TO SUSTAIN A BAND OF MODERATE TO HEAVY SNOW WITHIN THIS MOISTURE PLUME. CONSEQUENTLY...THE SNOW IS EXPECTED TO BE WET AND HEAVY IN NATURE. MODERATE TO HEAVY SNOW IS EXPECTED TO LIFT FROM SOUTH TO NORTH ACROSS THE AREA DURING THE LATE AFTERNOON AND THEN PERSIST INTO TONIGHT. AREAS ALONG AND NORTH OF INTERSTATE 69 WILL RECEIVE MAINLY SNOW WHILE AREAS FURTHER SOUTH RECEIVE A WINTRY MIX BEFORE TRANSITIONING TO ALL SNOW. SIX OR MORE INCHES OF HEAVY WET SNOW CAN BE EXPECTED FROM NORTH OF METRO DETROIT INTO THE THUMB WITH 3 TO 6 INCHES EXPECTED FURTHER SOUTH WHERE MIXED PRECIPITATION WILL CUT DOWN ON ACCUMULATIONS AND ALSO OVER THE SAGINAW VALLEY WHERE SNOWFALL WILL NOT BE AS PERSISTENT OVERNIGHT INTO WEDNESDAY. MIZ054-261745- /O.UPG.KDTX.WW.Y.0007.130226T2300Z-130227T1200Z/ /O.NEW.KDTX.WS.W.0002.130226T2300Z-130227T1700Z/ TUSCOLA- INCLUDING THE CITY OF...CARO 436 AM EST TUE FEB 26 2013 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A WINTER STORM WARNING FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON EST WEDNESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 5 TO 8 INCHES EXPECTED. * SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS EVENING. * SNOW WILL LINGER OVERNIGHT INTO WEDNESDAY IMPACTS... * RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ MIZ049-055-062-063-261745- /O.UPG.KDTX.WS.A.0002.130226T2100Z-130227T1200Z/ /O.NEW.KDTX.WS.W.0002.130226T2300Z-130227T1700Z/ HURON-SANILAC-LAPEER-ST. CLAIR- INCLUDING THE CITIES OF...BAD AXE...SANDUSKY...LAPEER... PORT HURON 436 AM EST TUE FEB 26 2013 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A WINTER STORM WARNING FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON EST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 5 TO 8 INCHES EXPECTED. * SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS EVENING. * SNOW WILL LINGER OVERNIGHT INTO WEDNESDAY. IMPACTS... * RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ MIZ068>070-261745- /O.UPG.KDTX.WS.A.0002.130226T2100Z-130227T1200Z/ /O.EXB.KDTX.WW.Y.0007.130226T2000Z-130227T1700Z/ LIVINGSTON-OAKLAND-MACOMB- INCLUDING THE CITIES OF...HOWELL...PONTIAC...WARREN 436 AM EST TUE FEB 26 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND SLEET...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON EST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 4 TO 6 INCHES EXPECTED. * SLEET MAY MIX WITH THE SNOW INTO EARLY THIS EVENING. IMPACTS... * SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND SLEET WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ MIZ075-076-082-083-261745- /O.UPG.KDTX.WS.A.0002.130226T1900Z-130227T1200Z/ /O.EXB.KDTX.WW.Y.0007.130226T2000Z-130227T1700Z/ WASHTENAW-WAYNE-LENAWEE-MONROE- INCLUDING THE CITIES OF...ANN ARBOR...DETROIT...ADRIAN...MONROE 436 AM EST TUE FEB 26 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A WINTER WEATHER ADVISORY FOR SLEET AND SNOW...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON EST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 3 TO 6 INCHES EXPECTED. * SLEET WILL MIX WITH THE SNOW INTO EARLY THIS EVENING. IMPACTS... * SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS BEGINNING DURING THE TUESDAY EVENING RUSH HOUR. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET AND SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ MIZ047-048-053-060-061-261745- /O.EXT.KDTX.WW.Y.0007.130226T2300Z-130227T1700Z/ MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE- INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW...OWOSSO... FLINT 436 AM EST TUE FEB 26 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO NOON EST WEDNESDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 6 PM THIS EVENING TO NOON EST WEDNESDAY. HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED. * SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS EVENING. IMPACTS... * RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ DG
7 follow-up statements
472
WWUS43 KDTX 261547
WSWDTX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1047 AM EST TUE FEB 26 2013
...A WINTER STORM TO AFFECT SOUTHEAST MICHIGAN THIS AFTERNOON
INTO WEDNESDAY...
.A LOW PRESSURE SYSTEM WILL SHIFT FROM THE MID MISSISSIPPI VALLEY
LATE THIS MORNING INTO THE NORTHERN OHIO VALLEY BY TONIGHT. AS
THE SYSTEM APPROACHES...A PLUME OF DEEP MOISTURE WILL STREAM
ACROSS SOUTHERN MICHIGAN LATE THIS AFTERNOON THROUGH TONIGHT
AND THEN LINGER INTO WEDNESDAY. AFTER AN INITIAL MIX OF
FREEZING RAIN AND SLEET...RAIN IS EXPECTED FOR A PERIOD OF TIME THIS
AFTERNOON. AFTER SUNSET THE ATMOSPHERE IS EXPECTED TO BECOME COLD
ENOUGH TO SUSTAIN A BAND OF MODERATE TO HEAVY SNOW WITHIN THIS
MOISTURE PLUME. CONSEQUENTLY...THE SNOW IS EXPECTED TO BE WET AND
HEAVY IN NATURE.
MODERATE TO HEAVY SNOW IS EXPECTED TO LIFT FROM SOUTH TO NORTH
ACROSS THE AREA DURING THE EVENING AND THEN PERSIST INTO
TONIGHT. AREAS ALONG AND NORTH OF INTERSTATE 69 WILL RECEIVE
MAINLY SNOW WHILE AREAS FURTHER SOUTH RECEIVE A WINTRY MIX BEFORE
TRANSITIONING TO ALL SNOW. SIX OR MORE INCHES OF HEAVY WET SNOW
CAN BE EXPECTED FROM NORTH OF METRO DETROIT INTO THE THUMB WITH
3 TO 5 INCHES EXPECTED FURTHER SOUTH WHERE MIXED PRECIPITATION
WILL CUT DOWN ON ACCUMULATIONS AND ALSO OVER THE SAGINAW VALLEY
WHERE SNOWFALL WILL NOT BE AS PERSISTENT OVERNIGHT INTO WEDNESDAY.
MIZ049-054-055-062-063-270000-
/O.CON.KDTX.WS.W.0002.130226T2300Z-130227T1700Z/
HURON-TUSCOLA-SANILAC-LAPEER-ST. CLAIR-
INCLUDING THE CITIES OF...BAD AXE...CARO...SANDUSKY...LAPEER...
PORT HURON
1047 AM EST TUE FEB 26 2013
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON EST WEDNESDAY...
HAZARDOUS WEATHER...
* SNOW ACCUMULATIONS OF 5 TO 8 INCHES EXPECTED.
* SNOWFALL RATES AROUND AND INCH AN HOUR ARE POSSIBLE THIS
EVENING.
* SNOW WILL LINGER OVERNIGHT INTO WEDNESDAY.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ068>070-075-076-082-083-270000-
/O.CON.KDTX.WW.Y.0007.130226T2000Z-130227T1700Z/
LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-
INCLUDING THE CITIES OF...HOWELL...PONTIAC...WARREN...ANN ARBOR...
DETROIT...ADRIAN...MONROE
1047 AM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO NOON EST WEDNESDAY...
HAZARDOUS WEATHER...
* LIGHT FREEZING RAIN AND SLEET IS EXPECTED AT THE ONSET OF
PRECIPITATION. PRECIPITATION WILL TRANSITION TO ALL RAIN FOR A
TIME THIS AFTERNOON...BEFORE TRANSITIONING TO SNOW AROUND
SUNSET.
* MINOR GLAZING OF ICE ON ELEVATED AND UNTREATED SURFACES THIS
AFTERNOON.
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED THIS EVENING THROUGH
EARLY WEDNESDAY.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS EVENING.
IMPACTS...
* ICE GLAZING AND SNOW ACCUMULATIONS ALONG WITH POOR VISIBILITIES
WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...LIGHT
FREEZING RAIN AND SLEET WILL CAUSE TRAVEL DIFFICULTIES. BE
PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE
CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ047-048-053-060-061-270000-
/O.CON.KDTX.WW.Y.0007.130226T2300Z-130227T1700Z/
MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW...OWOSSO...
FLINT
1047 AM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO NOON EST WEDNESDAY...
HAZARDOUS WEATHER...
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS
EVENING.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MANN275
WWUS43 KDTX 261614
WSWDTX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1114 AM EST TUE FEB 26 2013
...A WINTER STORM TO AFFECT SOUTHEAST MICHIGAN THIS AFTERNOON
INTO WEDNESDAY...
.A LOW PRESSURE SYSTEM WILL SHIFT FROM THE MID MISSISSIPPI VALLEY
LATE THIS MORNING INTO THE NORTHERN OHIO VALLEY BY TONIGHT. AS
THE SYSTEM APPROACHES...A PLUME OF DEEP MOISTURE WILL STREAM
ACROSS SOUTHERN MICHIGAN LATE THIS AFTERNOON THROUGH TONIGHT AND
THEN LINGER INTO WEDNESDAY. AFTER AN INITIAL MIX OF FREEZING RAIN
AND SLEET...RAIN IS EXPECTED FOR A PERIOD OF TIME THIS AFTERNOON.
AFTER SUNSET THE ATMOSPHERE IS EXPECTED TO BECOME COLD ENOUGH TO
SUSTAIN A BAND OF MODERATE TO HEAVY SNOW WITHIN THIS MOISTURE
PLUME. CONSEQUENTLY...THE SNOW IS EXPECTED TO BE WET AND HEAVY IN
NATURE.
MODERATE TO HEAVY SNOW IS EXPECTED TO LIFT FROM SOUTH TO NORTH
ACROSS THE AREA DURING THE EVENING AND THEN PERSIST INTO TONIGHT.
AREAS ALONG AND NORTH OF INTERSTATE 69 WILL RECEIVE MAINLY SNOW
WHILE AREAS FURTHER SOUTH RECEIVE A WINTRY MIX BEFORE
TRANSITIONING TO ALL SNOW. SIX OR MORE INCHES OF HEAVY WET SNOW
CAN BE EXPECTED FROM NORTH OF METRO DETROIT INTO THE THUMB WITH
3 TO 5 INCHES EXPECTED FURTHER SOUTH WHERE MIXED PRECIPITATION
WILL CUT DOWN ON ACCUMULATIONS AND ALSO OVER THE SAGINAW VALLEY
WHERE SNOWFALL WILL NOT BE AS PERSISTENT OVERNIGHT INTO
WEDNESDAY.
MIZ049-054-055-062-063-270015-
/O.CON.KDTX.WS.W.0002.130226T2300Z-130227T1700Z/
HURON-TUSCOLA-SANILAC-LAPEER-ST. CLAIR-
INCLUDING THE CITIES OF...BAD AXE...CARO...SANDUSKY...LAPEER...
PORT HURON
1114 AM EST TUE FEB 26 2013
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON EST WEDNESDAY...
HAZARDOUS WEATHER...
* SNOW ACCUMULATIONS OF 5 TO 8 INCHES EXPECTED.
* SNOWFALL RATES AROUND AND INCH AN HOUR ARE POSSIBLE THIS
EVENING.
* SNOW WILL LINGER OVERNIGHT INTO WEDNESDAY.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ060-061-270015-
/O.EXT.KDTX.WW.Y.0007.130226T2000Z-130227T1700Z/
SHIAWASSEE-GENESEE-
INCLUDING THE CITIES OF...OWOSSO...FLINT
1114 AM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON
TO NOON EST WEDNESDAY...
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 3 PM THIS
AFTERNOON TO NOON EST WEDNESDAY.
HAZARDOUS WEATHER...
* LIGHT FREEZING RAIN AND SLEET IS EXPECTED AT THE ONSET OF
PRECIPITATION...BEFORE TRANSITIONING TO SNOW BY SUNSET.
* MINOR GLAZING OF ICE ON ELEVATED AND UNTREATED SURFACES THIS
AFTERNOON.
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED THIS EVENING
THROUGH EARLY WEDNESDAY.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS
EVENING.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ075-076-082-083-270015-
/O.EXT.KDTX.WW.Y.0007.130226T1614Z-130227T1700Z/
WASHTENAW-WAYNE-LENAWEE-MONROE-
INCLUDING THE CITIES OF...ANN ARBOR...DETROIT...ADRIAN...MONROE
1114 AM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON EST
WEDNESDAY...
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL NOON EST
WEDNESDAY.
HAZARDOUS WEATHER...
* LIGHT FREEZING RAIN AND SLEET IS EXPECTED AT THE ONSET OF
PRECIPITATION. PRECIPITATION WILL TRANSITION TO ALL RAIN FOR
A TIME THIS AFTERNOON...BEFORE TRANSITIONING TO SNOW AROUND
SUNSET.
* MINOR GLAZING OF ICE ON ELEVATED AND UNTREATED SURFACES THIS
AFTERNOON.
* SNOW ACCUMULATIONS OF 2 TO 5 INCHES EXPECTED THIS EVENING
THROUGH EARLY WEDNESDAY.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS
EVENING.
IMPACTS...
* ICE GLAZING AND SNOW ACCUMULATIONS ALONG WITH POOR
VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...LIGHT
FREEZING RAIN AND SLEET WILL CAUSE TRAVEL DIFFICULTIES. BE
PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND
USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ068>070-270015-
/O.CON.KDTX.WW.Y.0007.130226T2000Z-130227T1700Z/
LIVINGSTON-OAKLAND-MACOMB-
INCLUDING THE CITIES OF...HOWELL...PONTIAC...WARREN
1114 AM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO NOON EST WEDNESDAY...
HAZARDOUS WEATHER...
* LIGHT FREEZING RAIN AND SLEET IS EXPECTED AT THE ONSET OF
PRECIPITATION. PRECIPITATION MAY TRANSITION TO ALL RAIN
BRIEFLY...BEFORE TRANSITIONING TO SNOW AROUND SUNSET.
* MINOR GLAZING OF ICE ON ELEVATED AND UNTREATED SURFACES THIS
AFTERNOON.
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED THIS EVENING
THROUGH EARLY WEDNESDAY.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS
EVENING.
IMPACTS...
* ICE GLAZING AND SNOW ACCUMULATIONS ALONG WITH POOR
VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...LIGHT
FREEZING RAIN AND SLEET WILL CAUSE TRAVEL DIFFICULTIES. BE
PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND
USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ047-048-053-270015-
/O.CON.KDTX.WW.Y.0007.130226T2300Z-130227T1700Z/
MIDLAND-BAY-SAGINAW-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW
1114 AM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO NOON EST WEDNESDAY...
HAZARDOUS WEATHER...
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE THIS
EVENING.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MANN272
WWUS43 KDTX 262108
WSWDTX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
408 PM EST TUE FEB 26 2013
...RAIN AND MIXED PRECIPITATION TRANSITIONING TO ALL SNOW TONIGHT...
.A LOW PRESSURE SYSTEM WILL MOVE SLOWLY THROUGH THE OHIO VALLEY
TONIGHT. THIS SYSTEM WILL SUPPORT A PLUME OF DEEP MOISTURE ACROSS
SOUTHERN MICHIGAN THROUGH TONIGHT AND THEN LINGER INTO WEDNESDAY.
AFTER AN INITIAL MIX OF FREEZING RAIN AND SLEET...RAIN IS EXPECTED
FOR A PERIOD OF TIME DURING THE LATE AFTERNOON...FOLLOWED BY A
TRANSITION BACK TO ALL SNOW DURING THE EVENING. THE ATMOSPHERE IS
THEN EXPECTED TO BECOME COLD ENOUGH TO SUSTAIN A BAND OF HEAVY
SNOW WITHIN THE MOISTURE PLUME THAT WILL MOST STRONGLY AFFECT THE
NORTHERN THUMB OVERNIGHT THROUGH WEDNESDAY MORNING.
MIZ062-063-270515-
/O.CAN.KDTX.WS.W.0002.130226T2300Z-130227T1700Z/
/O.EXA.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
LAPEER-ST. CLAIR-
INCLUDING THE CITIES OF...LAPEER...PORT HURON
408 PM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON EST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
WINTER WEATHER ADVISORY FOR FREEZING RAIN...SLEET...AND SNOW...
WHICH IS IN EFFECT UNTIL NOON EST WEDNESDAY. THE WINTER STORM
WARNING HAS BEEN CANCELLED.
HAZARDOUS WEATHER...
* A MIX OF RAIN OR LIGHT FREEZING RAIN AND SLEET WILL TRANSITION
TO ALL RAIN FOR A SHORT PERIOD DURING THE LATE
AFTERNOON...BEFORE CHANGING BACK TO ALL SNOW AROUND SUNSET.
* MINOR GLAZING OF ICE ON ELEVATED AND UNTREATED SURFACES DURING
THE LATE AFTERNOON.
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES TONIGHT THROUGH WEDNESDAY
MORNING.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE DURING THE
LATE EVENING.
IMPACTS...
* ICE GLAZING AND SNOW ACCUMULATIONS ALONG WITH POOR
VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...LIGHT
FREEZING RAIN AND SLEET WILL CAUSE TRAVEL DIFFICULTIES. BE
PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE
CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED.
VISIT HTTP://GO.USA.GOV/RR8
&&
$$
MIZ049-054-055-270515-
/O.EXT.KDTX.WS.W.0002.130226T2108Z-130227T1700Z/
HURON-TUSCOLA-SANILAC-
INCLUDING THE CITIES OF...BAD AXE...CARO...SANDUSKY
408 PM EST TUE FEB 26 2013
...WINTER STORM WARNING NOW IN EFFECT UNTIL NOON EST WEDNESDAY...
THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL NOON EST
WEDNESDAY.
HAZARDOUS WEATHER...
* TOTAL SNOW ACCUMULATIONS OF 5 TO 8 INCHES EXPECTED.
* A MIX OF RAIN OR LIGHT FREEZING RAIN AND SLEET WILL TRANSITION
TO ALL SNOW AROUND SUNSET. SNOWFALL RATES NEAR AN INCH PER HOUR
LIKELY DURING THE EVENING THROUGH EARLY OVERNIGHT.
* SNOW WILL LINGER INTO WEDNESDAY MORNING.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ060-061-068>070-270515-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
SHIAWASSEE-GENESEE-LIVINGSTON-OAKLAND-MACOMB-
INCLUDING THE CITIES OF...OWOSSO...FLINT...HOWELL...PONTIAC...
WARREN
408 PM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
WEDNESDAY...
HAZARDOUS WEATHER...
* A MIX OF RAIN OR LIGHT FREEZING RAIN AND SLEET WILL TRANSITION
TO ALL RAIN FOR A SHORT PERIOD DURING THE LATE
AFTERNOON...BEFORE CHANGING BACK TO ALL SNOW AROUND SUNSET.
* MINOR GLAZING OF ICE ON ELEVATED AND UNTREATED SURFACES DURING
THE LATE AFTERNOON.
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES TONIGHT THROUGH WEDNESDAY
MORNING.
* SNOWFALL RATES UP TO AN INCH PER HOUR ARE POSSIBLE DURING THE
EVENING.
IMPACTS...
* ICE GLAZING AND SNOW ACCUMULATIONS ALONG WITH POOR
VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...LIGHT
FREEZING RAIN AND SLEET WILL CAUSE TRAVEL DIFFICULTIES. BE
PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND
USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ075-076-082-083-270515-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
WASHTENAW-WAYNE-LENAWEE-MONROE-
INCLUDING THE CITIES OF...ANN ARBOR...DETROIT...ADRIAN...MONROE
408 PM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
WEDNESDAY...
HAZARDOUS WEATHER...
* RAIN OR LIGHT FREEZING RAIN AND SLEET WILL TRANSITION TO ALL
RAIN DURING THE LATE AFTERNOON...BEFORE CHANGING BACK TO ALL
SNOW AROUND SUNSET THROUGH THE REST OF THE NIGHT.
* MINOR GLAZING OF ICE ON ELEVATED AND UNTREATED SURFACES DURING
THE LATE AFTERNOON.
* SNOW ACCUMULATIONS OF 2 TO 4 INCHES EXPECTED TONIGHT THROUGH
WEDNESDAY MORNING.
* SNOWFALL RATES UP TO AN INCH PER HOUR ARE POSSIBLE DURING THE
EVENING.
IMPACTS...
* ICE GLAZING AND SNOW ACCUMULATIONS ALONG WITH POOR
VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...LIGHT
FREEZING RAIN AND SLEET WILL CAUSE TRAVEL DIFFICULTIES. BE
PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND
USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ047-048-053-270515-
/O.CON.KDTX.WW.Y.0007.130226T2300Z-130227T1700Z/
MIDLAND-BAY-SAGINAW-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW
408 PM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
WEDNESDAY...
HAZARDOUS WEATHER...
* A MIX OF RAIN OR LIGHT FREEZING RAIN AND SLEET WILL CHANGE TO
ALL SNOW WITH TOTAL ACCUMULATION OF 3 TO 5 INCHES EXPECTED BY
NOON WEDNESDAY.
* SNOWFALL RATES UP TO AN INCH PER HOUR ARE POSSIBLE DURING THE
EVENING.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
BT755
WWUS43 KDTX 262328
WSWDTX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
628 PM EST TUE FEB 26 2013
...SNOW EXPECTED TONIGHT INTO WEDNESDAY...
.A LOW PRESSURE SYSTEM WILL MOVE SLOWLY THROUGH THE OHIO VALLEY
TONIGHT. THIS SYSTEM WILL SUPPORT A PLUME OF DEEP MOISTURE ACROSS
SOUTHERN MICHIGAN THROUGH TONIGHT AND THEN LINGER INTO WEDNESDAY.
THE MIXED PRECIPITATION HAS TRANSITIONED OVER TO ALL SNOW ACROSS
SOUTHEAST MICHIGAN EARLY THIS EVENING. THE ATMOSPHERE IS EXPECTED
TO BE COLD ENOUGH TO SUSTAIN A BAND OF HEAVY SNOW WITHIN THE
MOISTURE PLUME THAT WILL MOST STRONGLY AFFECT THE NORTHERN THUMB
OVERNIGHT THROUGH WEDNESDAY MORNING.
MIZ049-054-055-270730-
/O.CON.KDTX.WS.W.0002.000000T0000Z-130227T1700Z/
HURON-TUSCOLA-SANILAC-
INCLUDING THE CITIES OF...BAD AXE...CARO...SANDUSKY
628 PM EST TUE FEB 26 2013
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST
WEDNESDAY...
HAZARDOUS WEATHER...
* TOTAL SNOW ACCUMULATIONS OF 5 TO 8 INCHES EXPECTED.
* SNOWFALL RATES NEAR AN INCH PER HOUR LIKELY DURING THE EVENING
THROUGH EARLY OVERNIGHT.
* SNOW WILL LINGER INTO WEDNESDAY MORNING.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ060>063-068>070-270730-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-
INCLUDING THE CITIES OF...OWOSSO...FLINT...LAPEER...PORT HURON...
HOWELL...PONTIAC...WARREN
628 PM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
WEDNESDAY...
HAZARDOUS WEATHER...
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES TONIGHT THROUGH WEDNESDAY
MORNING.
* SNOWFALL RATES UP TO AN INCH AN HOUR ARE POSSIBLE DURING THE
LATE EVENING.
IMPACTS...
* SNOW ACCUMULATIONS ALONG WITH POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ075-076-082-083-270730-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
WASHTENAW-WAYNE-LENAWEE-MONROE-
INCLUDING THE CITIES OF...ANN ARBOR...DETROIT...ADRIAN...MONROE
628 PM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
WEDNESDAY...
HAZARDOUS WEATHER...
* SNOW ACCUMULATIONS OF 2 TO 4 INCHES EXPECTED TONIGHT THROUGH
WEDNESDAY MORNING.
* SNOWFALL RATES UP TO AN INCH PER HOUR ARE POSSIBLE DURING THE
EVENING.
IMPACTS...
* SNOW ACCUMULATIONS ALONG WITH POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ047-048-053-270730-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
MIDLAND-BAY-SAGINAW-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW
628 PM EST TUE FEB 26 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
WEDNESDAY...
HAZARDOUS WEATHER...
* SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED BY NOON WEDNESDAY.
* SNOWFALL RATES UP TO AN INCH PER HOUR ARE POSSIBLE DURING THE
EVENING.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
KURIMSKI300 WWUS43 KDTX 270529 WSWDTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 1229 AM EST WED FEB 27 2013 ...SNOW EXPECTED TONIGHT INTO WEDNESDAY... .A LOW PRESSURE SYSTEM WILL LIFT TO THE INDIANA AND MICHIGAN STATE LINE EARLY THIS MORNING AND THEN SLOWLY WEAKEN AS ENERGY TRANSFERS EASTWARD AND ALLOWS A SECOND LOW PRESSURE SYSTEM TO ORGANIZE OVER UPSTATE NEW YORK. MOISTURE WILL CONTINUE TO WRAP NORTHWEST ACROSS THE AREA IN ADVANCE OF THIS LOW...PRODUCING LIGHT TO OCCASIONALLY MODERATE SNOWFALL OVERNIGHT INTO WEDNESDAY MORNING. WITH SURFACE TEMPERATURES HOVERING AT OR SLIGHTLY ABOVE FREEZING THROUGHOUT THE NIGHT...THE SNOW WILL REMAIN HEAVY AND WET. WHILE THIS WILL CUT DOWN ON ACCUMULATIONS TO SOME DEGREE...IT WILL ALSO HAVE A GREATER IMPACT AS IT ACCUMULATES ON TREES AND POWER LINES. THE MOST PERSISTENT SNOWFALL OVERNIGHT WILL ORGANIZE MAINLY ALONG AND SOUTH OF INTERSTATE 69...ESPECIALLY BETWEEN THE M 59 AND I 94 CORRIDORS. MEANWHILE...HEAVIER SNOW OVER THE THUMB AND SAGINAW VALLEY AT THIS TIME WILL GRADUALLY SHIFT NORTH OF THE AREA BY LATE TONIGHT. MIZ049-054-055-271330- /O.CON.KDTX.WS.W.0002.000000T0000Z-130227T1700Z/ HURON-TUSCOLA-SANILAC- INCLUDING THE CITIES OF...BAD AXE...CARO...SANDUSKY 1229 AM EST WED FEB 27 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY... HAZARDOUS WEATHER... * TOTAL SNOW ACCUMULATIONS OF 5 TO 7 INCHES EXPECTED. * SNOWFALL RATES NEAR ONE INCH PER HOUR CAN STILL BE EXPECTED THROUGH AROUND 4 AM. * LIGHT SNOW WILL LINGER INTO WEDNESDAY MORNING. IMPACTS... * RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ MIZ060>063-068>070-271330- /O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/ SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB- INCLUDING THE CITIES OF...OWOSSO...FLINT...LAPEER...PORT HURON... HOWELL...PONTIAC...WARREN 1229 AM EST WED FEB 27 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY... HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 3 TO 6 INCHES TONIGHT THROUGH WEDNESDAY MORNING. * SNOWFALL RATES OF ONE HALF TO ONE INCH AN HOUR ARE POSSIBLE AT TIMES OVERNIGHT. IMPACTS... * SNOW ACCUMULATIONS ALONG WITH POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ MIZ075-076-082-083-271330- /O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/ WASHTENAW-WAYNE-LENAWEE-MONROE- INCLUDING THE CITIES OF...ANN ARBOR...DETROIT...ADRIAN...MONROE 1229 AM EST WED FEB 27 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY... HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 2 TO 5 INCHES EXPECTED TONIGHT THROUGH WEDNESDAY MORNING. * SNOWFALL RATES OF ONE HALF TO ONE INCH PER HOUR ARE POSSIBLE AT TIMES OVERNIGHT. IMPACTS... * SNOW ACCUMULATIONS ALONG WITH POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ MIZ047-048-053-271330- /O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/ MIDLAND-BAY-SAGINAW- INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW 1229 AM EST WED FEB 27 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY... HAZARDOUS WEATHER... * SNOW ACCUMULATIONS OF 3 TO 5 INCHES EXPECTED BY NOON WEDNESDAY. * SNOWFALL RATES BETWEEN ONE HALF AND ONE INCH PER HOUR ARE POSSIBLE AT TIMES OVERNIGHT. IMPACTS... * RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO HAZARDOUS TRAVEL CONDITIONS. * THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES... CAUSING SOME POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. * PREPARE...PLAN...AND STAY INFORMED. VISIT HTTP://GO.USA.GOV/RR8 && $$ DG
646
WWUS43 KDTX 270840
WSWDTX
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
340 AM EST WED FEB 27 2013
...SNOW TO LINGER THROUGH THE MORNING...
.A LOW PRESSURE SYSTEM WILL LIFT TO THE INDIANA AND MICHIGAN
STATE LINE EARLY THIS MORNING AND THEN SLOWLY WEAKEN AS ENERGY
TRANSFERS EASTWARD AND ALLOWS A SECOND LOW PRESSURE SYSTEM TO
ORGANIZE OVER UPSTATE NEW YORK. MOISTURE WILL CONTINUE TO WRAP
NORTHWEST ACROSS THE AREA IN ADVANCE OF THIS LOW...PRODUCING
LIGHT TO OCCASIONALLY MODERATE SNOWFALL EARLY THIS MORNING WITH
SNOW THEN DIMINISHING DURING THE REST OF THE MORNING FOR MOST OF
THE AREA. LIGHT TO MODERATE SNOW WILL PERSIST LONGEST OVER PARTS
OF THE THUMB AS WAVES OF MOISTURE CONTINUE TO PIVOT INTO THAT
REGION INTO THE MID MORNING HOURS.
WITH SURFACE TEMPERATURES HOVERING SLIGHTLY ABOVE FREEZING...SNOW
WILL REMAIN HEAVY AND WET. WHILE THIS WILL CUT DOWN ON ACCUMULATIONS
TO SOME DEGREE...IT WILL ALSO HAVE A GREATER IMPACT AS IT ACCUMULATES
ON TREES AND POWER LINES. THIS MILD AIR WILL ALSO ALLOW RAIN TO
MIX WITH THE SNOW AT TIMES...PARTICULARLY FROM INTERSTATE 94 SOUTH.
DRIER AIR WILL GRADUALLY WORK INTO THE AREA THIS MORNING...WITH
THE SOUTHERN EDGE OF PERSISTENT SNOW SHIFTING NORTH OF M 59 EARLY
THIS MORNING AND THEN NORTH OF INTERSTATE 69 AFTER SUNRISE.
MIZ049-054-055-271645-
/O.CON.KDTX.WS.W.0002.000000T0000Z-130227T1700Z/
HURON-TUSCOLA-SANILAC-
INCLUDING THE CITIES OF...BAD AXE...CARO...SANDUSKY
340 AM EST WED FEB 27 2013
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...
HAZARDOUS WEATHER...
* TOTAL SNOW ACCUMULATIONS OF 5 TO 7 INCHES EXPECTED.
* OCCASIONAL SNOWFALL RATES NEAR ONE INCH PER HOUR CAN STILL BE
EXPECTED EARLY THIS MORNING.
* LIGHT SNOW WILL LINGER INTO MIDDAY.
IMPACTS...
* SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ060>063-068>070-271645-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-
INCLUDING THE CITIES OF...OWOSSO...FLINT...LAPEER...PORT HURON...
HOWELL...PONTIAC...WARREN
340 AM EST WED FEB 27 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
TODAY...
HAZARDOUS WEATHER...
* TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES EXPECTED.
* SNOWFALL RATES OF ONE HALF TO ONE INCH AN HOUR ARE POSSIBLE AT
TIMES THROUGH DAYBREAK.
IMPACTS...
* SNOW ACCUMULATIONS ALONG WITH POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ075-076-082-083-271645-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
WASHTENAW-WAYNE-LENAWEE-MONROE-
INCLUDING THE CITIES OF...ANN ARBOR...DETROIT...ADRIAN...MONROE
340 AM EST WED FEB 27 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
TODAY...
HAZARDOUS WEATHER...
* TOTAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES EXPECTED.
* SNOW WILL MIX WITH RAIN AT TIMES WITH SURFACE TEMPERATURES
ABOVE FREEZING.
IMPACTS...
* SNOW ACCUMULATIONS ALONG WITH PERIODIC POOR VISIBILITIES WILL
LEAD TO HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
MIZ047-048-053-271645-
/O.CON.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/
MIDLAND-BAY-SAGINAW-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW
340 AM EST WED FEB 27 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON EST
TODAY...
HAZARDOUS WEATHER...
* TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES EXPECTED.
* SNOWFALL RATES BETWEEN ONE HALF AND ONE INCH PER HOUR ARE
POSSIBLE AT TIMES THROUGH DAYBREAK.
IMPACTS...
* RAPID SNOW ACCUMULATIONS AND POOR VISIBILITIES WILL LEAD TO
HAZARDOUS TRAVEL CONDITIONS.
* THE HEAVY WET SNOW WILL PUT STRESS ON TREES AND POWER LINES...
CAUSING SOME POWER OUTAGES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
* A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
* PREPARE...PLAN...AND STAY INFORMED. VISIT
HTTP://GO.USA.GOV/RR8
&&
$$
DG284 WWUS43 KDTX 271433 WSWDTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 933 AM EST WED FEB 27 2013 MIZ049-054-055-271545- /O.CAN.KDTX.WS.W.0002.000000T0000Z-130227T1700Z/ HURON-TUSCOLA-SANILAC- INCLUDING THE CITIES OF...BAD AXE...CARO...SANDUSKY 933 AM EST WED FEB 27 2013 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS CANCELLED THE WINTER STORM WARNING. HAZARDOUS WEATHER... * WIDESPREAD SNOWFALL HAS ENDED. OCCASIONAL SNOW SHOWERS WILL OCCUR THROUGH THE REST OF THE DAY. IMPACTS... * UNTREATED ROADS WILL BE SNOW COVERED AND SLIPPERY. PRECAUTIONARY/PREPAREDNESS ACTIONS... * FOR MORE INFORMATION VISIT HTTP://GO.USA.GOV/RR8. && $$ MIZ047-048-053-060>063-068>070-075-076-082-083-271545- /O.CAN.KDTX.WW.Y.0007.000000T0000Z-130227T1700Z/ MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR- LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE- INCLUDING THE CITIES OF...MIDLAND...BAY CITY...SAGINAW...OWOSSO... FLINT...LAPEER...PORT HURON...HOWELL...PONTIAC...WARREN... ANN ARBOR...DETROIT...ADRIAN...MONROE 933 AM EST WED FEB 27 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS CANCELLED THE WINTER WEATHER ADVISORY. HAZARDOUS WEATHER... * WIDESPREAD SNOWFALL HAS ENDED. OCCASIONAL SNOW SHOWERS WILL OCCUR THROUGH THE REST OF THE DAY. IMPACTS... * UNTREATED ROADS WILL BE SNOW COVERED AND SLIPPERY. PRECAUTIONARY/PREPAREDNESS ACTIONS... * FOR MORE INFORMATION VISIT HTTP://GO.USA.GOV/RR8. && $$
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Detroit, MI wrote its last area forecast discussion before this winter storm warning went out at Feb 26, 3:56 AM EST, 40 minutes earlier.
Area forecast discussion, Feb 26, 3:56 AM EST, 40 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
356 AM EST TUE FEB 26 2013
.SHORT TERM...TODAY INTO WEDNESDAY
BASIC PREMISE FOR UPCOMING WINTER STORM REMAINS ROUGHLY THE SAME FOR
THE ONSET OF PRECIPITATION THIS AFTERNOON AND PROGRESSION INTO THE
EVENING. THE MAIN ADJUSTMENT WILL BE FOR SLIGHTLY MILDER POCKET OF
AIR BETWEEN APPROXIMATELY 925MB-775MB. WHILE EVAPORATIVE COOLING AT
THE ONSET AND THEN COOLING FROM MELTING AS SNOW INITIALLY FALLS INTO
THIS +1 TO +3C LAYER...WILL RAPIDLY COOL THE COLUMN AND A MAJORITY
OF THE PRECIPITATION REACHING THE SURFACE TO FALL AS SNOW...THERE
WILL MOST LIKELY BE A SEVERAL HOUR PERIOD WHEN A MIXTURE OF SNOW
...RAIN AND SLEET FALLS...PARTICULARLY SOUTH OF I 69 AND EVEN MORE
SO SOUTH OF M 59.
AGREE WITH PREVIOUS DISCUSSION THAT THE INCREASE OF MID/UPPER LEVEL
CLOUDS AS THIS SYSTEM APPROACHES COULD NOT BE TIMED MUCH BETTER
TO MAXIMIZE THE POTENTIAL AMOUNT OF COLD AIR WITHIN THE FIRST
1-2KFT OF THE ATMOSPHERE AS MAINLY CLEAR SKIES THROUGH 2AM (4AM IN
THUMB) HAVE ALLOWED DECENT RADIATIONAL COOLING...W/ SURFACE
TEMPERATURES IN THE MID 20S IN MANY LOCATIONS. AS CLOUDS THICKEN
FOR THE REMAINDER OF THE MORNING...THE INFLUENCE OF SOLAR
INSOLATION IN WARMING THE LOW LEVELS OF THE ATMOSPHERE WILL BE
MARGINALIZED AND ALLOW FOR BETTER SNOW ACCUMULATION POTENTIAL ONCE
PRECIPITATION IS PRIMARILY SNOW BY LATE AFTERNOON.
TIMING OF THE INITIAL...AND HEAVIEST...SURGE OF PRECIPITATION ALONG
FORCING OF MID LEVEL FRONTAL BOUNDARY PULLING AWAY FOR THE CENTER OF
THE OCCLUDING STORM SYSTEM REMAINS ON TRACK...SPREADING NORTH OF THE
OHIO STATE LINE INTO METRO DETROIT DURING THE MID AFTERNOON...NORTH
TO I 69 BY LATE AFTERNOON AND THEN THE SAGINAW VALLEY/THUMB BY EARLY
IN THE EVENING. WHERE PRECIPITATION BEGINS AS ALL SNOW...ESSENTIALLY
NORTH OF M 59...SNOWFALL RATES OF UP TO ONE INCH PER HOUR REMAIN A
DISTINCT POSSIBILITY FOR A 4 HOUR WINDOW BEFORE THIS BAND LIFTS TO
THE NORTH OF THE AREA. FURTHER SOUTH...THE INITIAL WINTRY MIX WILL
MOST LIKELY CUT DOWN ON ACCUMULATIONS.
STORM SYSTEM WILL SLOWLY WEAKEN AS IT LIFTS INTO THE OHIO VALLEY
TONIGHT AND SLIDES EAST TO PENNSYLVANIA/NEW YORK ON WEDNESDAY.
MODELS ALL INDICATE A DECENT SECONDARY TROWAL STRUCTURE ORGANIZING
LATE THIS EVENING INTO THE OVERNIGHT HOURS AS THE LOW LEVEL CENTER
OF THE STORM PIVOTS NORTH OF THE UPPER LOW AND STALLS ALONG THE
MICHIGAN/OHIO STATE LINE AS ENERGY BEGINS TO TRANSFER TOWARDS THE
EAST COAST AND SYSTEM WOBBLES EASTWARD OVERNIGHT INTO WEDNESDAY.
FEEL MORE COMFORTABLE WITH THIS SCENARIO GIVEN CONSISTENCY OF THE
MODELS THIS CYCLE. THIS WOULD SUGGEST THAT AN ADDITIONAL 1 TO 3
INCHES OF SNOW WILL FALL OVER PORTIONS OF THE CWA FROM LATE EVENING
INTO THE OVERNIGHT HOURS.
WHILE THIS FEATURE WEAKENS INTO WEDNESDAY MORNING...MODELS HAVE ALSO
BECOME INSISTENT THAT FEED OF ATLANTIC MOISTURE WITHIN COLD CONVEYOR
BELT NORTH OF THE STORM SYSTEM WILL MAINTAIN STEADY SNOW...ALBEIT OF
A LIGHTER VARIETY...OVER AT LEAST PARTS OF THE AREA INTO WEDNESDAY.
THIS MAY BRING AN ADDITIONAL 1 TO 2 INCHES TO SOME LOCATIONS DURING
THE DAY WEDNESDAY. UNFORTUNATELY...THERE REMAINS A NOTABLE SPREAD IN
THE EXACT LOCATION OF THE LINGERING ENHANCED SNOW...SOMEWHERE
BETWEEN THE NORTHERN THUMB AND NORTHERN DETROIT SUBURBS.
WITH ALL THIS SAID...IT APPEARS THAT THERE IS ENOUGH SUPPORT TO
ISSUE A WINTER STORM WARNING FOR PORTIONS OF THE AREA...WHEN THESE
THREE "SEPARATE" PROCESSES ARE CONSIDERED IN CONJUNCTION WITH EACH
OTHER. THE BEST OVERLAP THAT SEEMS TO COMBINE BEST INITIAL SNOWFALL
ACCUMULATIONS LATE AFTERNOON/EARLY EVENING WITH THE MOST CONSISTENT
LIGHT/MODERATE SNOW OVERNIGHT INTO WEDNESDAY SEEMS TO FALL FROM THE
THUMB SOUTH TO BETWEEN I 69 AND M 59 CORRIDORS.
AFTER CONSIDERABLE THOUGHT...BORDERING ON CONSTERNATION...WILL LIMIT
THE WARNING TO HURON...SANILAC...LAPEER AND ST CLAIR COUNTIES WHILE
ALSO UPGRADING TUSCOLA COUNTY FROM ADVISORY TO WARNING GIVEN BETTER
POTENTIAL FOR ADDITIONAL SNOWFALL LATE TONIGHT INTO WEDNESDAY. TO
THE SOUTH...WILL UPGRADE THE WATCH TO AN ADVISORY...EXPECTING THE
INITIAL WINTRY MIX TO CUT INTO TOTAL SNOWFALL ACCUMULATIONS. THE
ONGOING ADVISORY IN THE NORTHWEST QUADRANT...MINUS TUSCOLA...WILL
REMAIN INTACT AS HEAVIEST/MOST PERSISTENT SNOWS REMAIN SLIGHTLY
EAST OF THE THAT AREA.
GIVEN THE RELATIVELY CHAOTIC NATURE OF THE SYSTEM GIVEN THE VARIOUS
PRECIPITATION ENHANCING PROCESSES GOING ON FROM START TO FINISH AND
THE ADDED COMPLEXITY OF PRECIPITATION TYPE CHANGES DURING THE FIRST
HALF OF THE EVENT...SNOWFALL TOTALS WILL LIKELY BE RATHER ERRATIC
WITH THIS SYSTEM...MORE SO THAN USUAL. HOWEVER...GENERALLY EXPECT 5
TO 8 INCHES WITHIN A BULK OF THE WARNING AREA WITH 3 TO 6 INCHES
MORE THE RULE WITHIN THE ADVISORY AREAS WHEN ALL IS SAID AND DONE
WEDNESDAY.
&&
.LONG TERM...WEDNESDAY EVENING THROUGH NEXT MONDAY
MUCH QUIETER WEATHER IN THE FORECAST AFTER THURSDAY ONCE THE BACK
EDGE OF THE APPROACHING WINTER STORM SYSTEM PUSHES EAST OF THE AREA.
DEEP TROUGH DIGGING OVER THE EASTERN CONUS WILL LEAVE US WITH DRY
BUT COOL WEATHER THROUGH THE WEEKEND.
A SERIES OF MIDLEVEL WAVES ORIGINATING OVER THE NORTH PACIFIC WILL
DIG SE THROUGH THE CENTRAL PLAINS WHICH WILL CARVE OUT A DEEP TROUGH
OVER MUCH OF THE EASTERN CONUS. THE FIRST WAVE IS THE WINTER STORM
WE WILL DEAL WITH PRIMARILY TUESDAY INTO WEDNESDAY. A SECOND WAVE
PHASES WITH THE SUBTROPICAL JET AND QUICKLY CATCHES UP TO THE FIRST
WAVE AS IT DRIFTS INTO A REGION OF WEAK FLOW AND UNDERGOES
CYCLOGENESIS OVER THE EAST COAST. MODELS HAVE BEEN STRUGGLING WITH
THE INTERACTION OF THESE TWO WAVES FOR SEVERAL DAYS NOW. THE NAM
SEEMS TO BE THE MOST STUBBORN WITH THE WESTERN MOST TRACK OF THE
WAVE WHEREAS MOST OF THE OTHER MODELS HAVE IT MORE PROGRESSIVE WITH
THE EAST COAST SYSTEM DRAWING IT IN FASTER AS SYSTEM ENERGY
RELOCATES TO IT. REGARDLESS...THERE WILL BE A PERIOD WEDNESDAY
EVENING AND OVERNIGHT WHEN THE TROWAL AND WRAP AROUND MOISTURE
PIVOTS AND DRIFTS ACROSS SE MI ONCE THE SYSTEM STARTS EASTWARD.
FORCING WILL NOT BE OVERLY STRONG AND MODELS AGREE WITH LESS THAN A
TENTH OF AN INCH OF QPF OVERNIGHT WEDNESDAY. WITH COLDER AIR
FUNNELING INTO THE AREA WITH NORTHERLY FLOW...SNOW RATIOS WILL
INCREASE SLIGHTLY FROM WHAT WE WILL SEE DURING THE DAY WHICH WILL
RESULT IN UP TO AN INCH OF ADDITIONAL SNOWFALL OVER THE REGION. SOME
LIGHT SNOW SHOWERS OR FLURRIES MAY CONTINUE INTO THURSDAY...MAINLY
FOR COUNTIES ALONG THE LAKE HURON SHORELINE...AS WE STILL REMAIN
UNDER CYCLONIC FLOW WITH THE POSSIBILITY OF SOME LAKE ENHANCEMENT
OCCURRING OFF LAKE HURON WITH THE NE FETCH.
LEADING INTO THE WEEKEND...A VERY AMPLIFIED WESTERN CONUS RIDGE WILL
DEVELOP WITH THE TROUGH STILL HOLDING OVER THE EASTERN CONUS. COLD
DRY AIR WILL CONTINUALLY FEED SOUTHWARD INTO THE MID WEST AND GREAT
LAKES AS CANADIAN HIGH PRESSURE OVER HUDSON BAY BUILDS INTO THE
TROUGH. A THERMAL TROUGH WILL PASS THROUGH THE REGION ON SATURDAY
WHICH WILL DROP OVERNIGHT TEMPS DOWN A FEW DEGREES. OTHERWISE LOOK
FOR HIGHS ABOUT 10 DEGREES BELOW NORMAL IN THE MID/UPPER 20S. THE
RIDGE LOOKS TO HOLD UNTIL EARLY NEXT WEEK WHEN A STRONG WAVE MOVES
ONSHORE AND DISPLACES IS EASTWARD ACROSS THE CENTRAL PLAINS.
&&
.MARINE...
EASTERLY WINDS WILL INCREASE TODAY AS LOW PRESSURE LIFTS NORTH INTO
THE OHIO VALLEY. HOWEVER...THE SURFACE LOW WILL BE WEAKENING...AND
BASED ON THIS...EXPECT WIND GUSTS TO REMAIN BELOW GALE FORCE.
BRISK WIND ADVISORIES WILL REMAIN IN EFFECT FOR NEARSHORE AREAS AS
FREQUENT GUSTS REACH 25 KNOTS OR MORE FROM THIS AFTERNOON INTO
TONIGHT.
THERE IS ALWAYS A CONCERN WITH NORTHEAST FLOW CHANNELING UP SAGINAW
BAY. WIND SPEEDS WILL LIKELY BE A BIT STRONGER THAN ADVERTISED BY
MODELS...SO EXPECT GUSTS AROUND 30 KNOTS THERE WITH A CHANCE FOR A
BRIEF PERIOD OF GALES THIS EVENING. WINDS WILL SLOWLY DIMINISH AND
BECOME NORTHERLY INTO WEDNESDAY AND THE LOW TRACKS OFF TO THE EAST.
&&
.AVIATION...ISSUED 1157 PM EST MON FEB 25 2013
//DISCUSSION...
DRY AND STABLE CONDITIONS WILL EXIST ACROSS SOUTHEAST MICHIGAN
THROUGH TUESDAY MORNING ENSURING SKIES REMAIN CLEAR BELOW 10K FT.
HIGHER CLOUD COVER WILL THICKEN/LOWER THROUGH THIS TIME IN ADVANCE
OF A LOW PRESSURE SYSTEM LIFTING OUT OF THE PLAINS. A DEEP PLUME OF
MOISTURE ASSOCIATED WITH THIS SYSTEM WILL SPREAD NORTHWARD ACROSS
THE REGION 20-23Z LATE TUESDAY. THIS WILL LEAD TO A RAPID
DETERIORATION OF CONDITIONS TO IFR/LIFR IN ACCUMULATING SNOWFALL
DURING THE EVENING HOURS. SNOWFALL WILL CONTINUE TUESDAY NIGHT AS
THE LOW SLOWLY LIFTS ACROSS THE NORTHERN OHIO VALLEY. EASTERLY
WINDS EMERGING THIS EVENING IN THE WAKE OF DEPARTING HIGH PRESSURE
WILL STRENGTHEN ON TUESDAY. A SLIGHT MIXING COMPONENT WILL YIELD
SOME 20-25 KNOT GUSTS DURING THE DAY.
FOR DTW...PRECIPITATION EXPANDS NORTHWARD ACROSS THE TERMINAL 20-21Z
TUESDAY AFTERNOON. RECENT MODEL GUIDANCE SUGGEST THERE WILL BE A
SEVERAL HOUR WINDOW OF OPPORTUNITY FOR THE COLUMN TO SUPPORT RAIN
AND/OR A MIX. A PERIOD OF HIGHER INTENSITY PRECIPITATION WILL THEN
TEND TO COOL THE COLUMN SUFFICIENTLY TO BRING A TRANSITION TO ALL
SNOW DURING THE EVENING. THIS LEAD BURST OF HEAVIER WET SNOWFALL
WILL TARGET THE EVENING HOURS...BRINGING THE POTENTIAL FOR A PERIOD
OF LIFR AND A QUICK ACCUMULATION OF SEVERAL INCHES DURING THAT
TIME. SNOWFALL WILL PERSIST INTO TUESDAY NIGHT...WITH ADDITIONAL
ACCUMULATION EXPECTED.
//DTW THRESHOLD THREATS...
* HIGH CONFIDENCE IN CEILINGS DROPPING BELOW 5000 FEET LATE TUESDAY
AFTERNOON.
* LOW CONFIDENCE IN PRECIPITATION TYPE AT ONSET LATE TUESDAY
AFTERNOON...WITH HIGH CONFIDENCE IN PRECIPITATION TYPE BECOMING ALL
SNOW TUESDAY EVENING AND OVERNIGHT.
* MEDIUM CONFIDENCE IN VISIBILITY DROPPING BELOW 1/2 AT TIMES IN
SNOW TUESDAY EVENING.
&&
.DTX WATCHES/WARNINGS/ADVISORIES...
MI...WINTER WEATHER ADVISORY...MIZ047-MIZ048-MIZ053-MIZ054-MIZ060-
MIZ061...FROM 6 PM TUESDAY TO 7 AM WEDNESDAY.
WINTER STORM WATCH...MIZ075-MIZ076-MIZ082-MIZ083...FROM 2 PM
TUESDAY TO 7 AM WEDNESDAY.
WINTER STORM WATCH...MIZ049-MIZ055-MIZ062-MIZ063-MIZ068-MIZ069-
MIZ070...FROM 4 PM TUESDAY TO 7 AM WEDNESDAY.
LAKE HURON...
BRISK WIND ADVISORY...SAGINAW BAY...FROM NOON TUESDAY TO 7 AM
WEDNESDAY.
BRISK WIND ADVISORY...NEARSHORE WATERS FROM PORT AUSTIN TO PORT
HURON...FROM NOON TUESDAY TO 5 AM WEDNESDAY.
LAKE ST CLAIR...
BRISK WIND ADVISORY...FROM 10 AM TUESDAY TO MIDNIGHT WEDNESDAY.
MI WATERS OF LAKE ERIE...
BRISK WIND ADVISORY...FROM 10 AM TUESDAY TO MIDNIGHT WEDNESDAY.
&&
SHORT TERM...DG
LONG TERM....DRK
MARINE.......DG
AVIATION.....MR
YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE
AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).Hazardous weather outlook, Feb 26, 4:33 AM EST, 3 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 433 AM EST TUE FEB 26 2013 MIZ049-054-055-062-063-271000- HURON-TUSCOLA-SANILAC-LAPEER-ST. CLAIR- 433 AM EST TUE FEB 26 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST MICHIGAN. .DAY ONE...TODAY AND TONIGHT A WINTER STORM WARNING IS IN EFFECT THIS AFTERNOON THROUGH WEDNESDAY MORNING. PLEASE REFER TO THE LATEST URGENT WINTER WEATHER MESSAGE FOR DETAILS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A WINTER STORM WARNING CONTINUES THROUGH WEDNESDAY MORNING. PLEASE REFER TO THE LATEST URGENT WINTER WEATHER MESSAGE FOR DETAILS. UP TO AN INCH OF ADDITIONAL SNOWFALL ACCUMULATIONS ARE POSSIBLE WEDNESDAY NIGHT AS THE REMNANT STORM SYSTEM SLOWLY MOVES ACROSS THE EASTERN GREAT LAKES REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT ALTHOUGH SNOWFALL REPORTS WOULD BE APPRECIATED. MIZ068>070-075-076-082-083-271000- LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE- 433 AM EST TUE FEB 26 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST MICHIGAN. .DAY ONE...TODAY AND TONIGHT A WINTER WEATHER ADVISORY IS IN EFFECT THIS AFTERNOON THROUGH WEDNESDAY MORNING. PLEASE REFER TO THE LATEST URGENT WINTER WEATHER MESSAGE FOR DETAILS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A WINTER WEATHER ADVISORY CONTINUES THROUGH WEDNESDAY MORNING. PLEASE REFER TO THE LATEST URGENT WINTER WEATHER MESSAGE FOR DETAILS. UP TO AN INCH OF ADDITIONAL SNOWFALL ACCUMULATIONS ARE POSSIBLE WEDNESDAY NIGHT AS THE REMNANT STORM SYSTEM SLOWLY MOVES ACROSS THE EASTERN GREAT LAKES REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT ALTHOUGH SNOWFALL REPORTS WOULD BE APPRECIATED. MIZ047-048-053-060-061-271000- MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE- 433 AM EST TUE FEB 26 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST MICHIGAN. .DAY ONE...TODAY AND TONIGHT A WINTER WEATHER ADVISORY IS IN EFFECT THIS EVENING THROUGH WEDNESDAY AFTERNOON. PLEASE REFER TO THE LATEST URGENT WINTER WEATHER MESSAGE FOR DETAILS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A WINTER WEATHER ADVISORY CONTINUES INTO WEDNESDAY AFTERNOON. PLEASE REFER TO THE LATEST URGENT WINTER WEATHER MESSAGE FOR DETAILS. UP TO AN INCH OF ADDITIONAL SNOWFALL ACCUMULATIONS ARE POSSIBLE WEDNESDAY NIGHT AS THE REMNANT STORM SYSTEM SLOWLY MOVES ACROSS THE EASTERN GREAT LAKES REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT ALTHOUGH SNOWFALL REPORTS WOULD BE APPRECIATED. LCZ422-423-460-LEZ444-LHZ361>363-421-422-441>443-462>464-271000- ST. CLAIR RIVER-DETROIT RIVER-LAKE ST. CLAIR- MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI- LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT BEYOND 5 NM OFF SHORE- LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND 5NM OFF SHORE- LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF SHORE- OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI- PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI- PORT SANILAC TO PORT HURON MI- LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE- LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE- LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE- 433 AM EST TUE FEB 26 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE...LAKE HURON AND LAKE ST CLAIR. .DAY ONE...TODAY AND TONIGHT BRISK WIND ADVISORIES ARE IN EFFECT FOR ALL NEARSHORE WATERS THIS AFTERNOON THROUGH TONIGHT. PLEASE REFER TO THE LATEST MARINE FORECAST PRODUCTS FOR DETAILS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. DRK YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 26, 9:50 AM EST | Gale Warning | DTX | 24 hr |
Nearby
Winter Storm Warnings in Michigan, 2013Every winter storm warning in 2013
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.