Alert archive / Indiana / Ice Storm Warnings in 2008
Ice Storm Warning 1, NWS Indianapolis, IN
NWS Indianapolis, IN issued this ice storm warning at Dec 17, 2008, 10:43 PM EST for 9 counties in Indiana. It took effect at Dec 18, 2008, 7:00 PM EST. It was in force for 13 hr. 9 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
- Dec 17, 2008, 10:43 PM EST (03:43 UTC)
- In effect from
- Dec 18, 2008, 7:00 PM EST
- Expired
- Dec 19, 2008, 8:24 AM EST
- In force
- 13 hr
- Issued by
- NWS Indianapolis, IN
Counties Carroll County, IN, Clinton County, IN, Delaware County, IN, Howard County, IN, Madison County, IN, Randolph County, IN, Tippecanoe County, IN, Tipton County, IN, Warren County, IN
The radar
The Indianapolis radar (KIND), 70 km from the middle of the area, began a volume at 03:42 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 |
|---|---|---|---|
| Dec 19, 12:05 AM EST | FREEZING RAIN 0 | West Lafayette, IN | FREEZING RAIN IS CAUSING A GLAZE OF ICE. FREEZING RAIN STILL OCCURING. |
| Dec 19, 12:44 AM EST | FREEZING RAIN 0.13 | Lafayette, IN | 1/8 INCH ICE SO FAR |
| Dec 19, 1:05 AM EST | FREEZING RAIN 0.1 | Frankfort, IN | ROADS SLICK, MANY ACCIDENTS |
| Dec 19, 1:15 AM EST | FREEZING RAIN 0.1 | Lafayette, IN | |
| Dec 19, 2:24 AM EST | FREEZING RAIN 0.25 | 2 S Frankfort, IN | QUARTER INCH OF ICE MEASURED ON WOOD PILE |
| Dec 19, 2:50 AM EST | FREEZING RAIN 0.14 | Lafayette, IN | 0.14 MEASURED ON SEVERAL TREE BRANCHES. ACCUMULATING VERY SLOWLY SINCE LAST HOUR AND A HALF |
| Dec 19, 3:45 AM EST | ICE STORM | Delphi, IN | TREE LIMBS DOWNED AND POWER OUTAGES REPORTED FROM ICE ACCUMULATION. |
| Dec 19, 3:47 AM EST | FREEZING RAIN 0.25 | Kokomo, IN | QUARTER INCH OF ICE COATING TREES AND LINES. |
| Dec 19, 5:13 AM EST | FREEZING RAIN 0.25 | Alexandria, IN | AT LEAST A QUARTER INCH OF ICE ON TREES |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 3.7 hours before the alert went out and 207 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
- 826 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS43 KIND 180343 AAB WSWIND URGENT - WINTER WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1043 PM EST WED DEC 17 2008 ...WINTER WEATHER TO IMPACT CENTRAL INDIANA LATE THURSDAY... INZ021-028>031-038-040>042-181145- /O.UPG.KIND.WS.A.0006.081218T2100Z-081219T0800Z/ /O.NEW.KIND.IS.W.0001.081218T2100Z-081219T0800Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 1043 PM EST WED DEC 17 2008 ...ICE STORM WARNING IN EFFECT FROM 4 PM THURSDAY TO 3 AM EST FRIDAY... THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED AN ICE STORM WARNING...WHICH IS IN EFFECT FROM 4 PM THURSDAY TO 3 AM EST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A STRONG STORM SYSTEM WILL DEVELOP ACROSS THE CENTRAL PLAINS ON THURSDAY AFTERNOON AND MOVE QUICKLY EAST. AS IT DOES...A STRONG COLD HIGH PRESSURE FROM CANADA WILL MOVE SOUTH INTO THE LAKES REGION. THIS WILL CAUSE A SITUATION WHERE COLD AIR AT THE GROUND ALLOWS RAIN FALLING TO FREEZE ON SURFACES. LIGHT FREEZING RAIN WILL MOVE IN AFTER 4 PM THURSDAY...WITH THE GREATEST POTENTIAL FOR FREEZING RAIN AFTER 7 PM. GRADUALLY... WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING AFTER MIDNIGHT. BEFORE THIS HAPPENS...ICE ACCUMULATIONS OF A QUARTER OF AN INCH ARE POSSIBLE ACROSS NORTH CENTRAL INDIANA. AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL DANGEROUS OR IMPOSSIBLE. TRAVEL IS STRONGLY DISCOURAGED. COMMERCE WILL LIKELY BE SEVERELY IMPACTED. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. ICE ACCUMULATIONS AND WINDS WILL LIKELY LEAD TO SNAPPED POWER LINES AND FALLING TREE BRANCHES THAT ADD TO THE DANGER. $$ INZ035>037-039-043>049-181145- /O.CON.KIND.WW.Y.0013.081218T2100Z-081219T0800Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS 1043 PM EST WED DEC 17 2008 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THURSDAY TO 3 AM EST FRIDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THURSDAY TO 3 AM EST FRIDAY. A STRONG STORM SYSTEM WILL DEVELOP ACROSS THE CENTRAL PLAINS ON THURSDAY AFTERNOON AND MOVE QUICKLY EAST. AS IT DOES...A STRONG COLD HIGH PRESSURE FROM CANADA WILL MOVE SOUTH INTO THE LAKES REGION. THIS WILL CAUSE A SITUATION WHERE COLD AIR AT THE GROUND ALLOWS RAIN FALLING TO FREEZE ON SURFACES. LIGHT FREEZING RAIN WILL MOVE IN AFTER 4 PM THURSDAY...WITH THE GREATEST POTENTIAL FOR FREEZING RAIN AND SLEET AFTER 7 PM. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING AFTER MIDNIGHT. BEFORE THIS HAPPENS...ICE ACCUMULATIONS OF AROUND A TENTH OF AN INCH ARE POSSIBLE IN PORTIONS OF CENTRAL INDIANA. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$
7 follow-up statements
000 WWUS43 KIND 180929 WSWIND URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE INDIANAPOLIS IN 429 AM EST THU DEC 18 2008 ...WINTER WEATHER TO IMPACT CENTRAL INDIANA TONIGHT AND ACROSS OUR FAR NORTHERN SECTIONS INTO FRIDAY MORNING... INZ021-028>031-038-040>042-181730- /O.EXT.KIND.IS.W.0001.081219T0000Z-081219T1400Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 429 AM EST THU DEC 18 2008 ...ICE STORM WARNING NOW IN EFFECT FROM 7 PM THIS EVENING TO 9 AM EST FRIDAY... THE ICE STORM WARNING IS NOW IN EFFECT FROM 7 PM THIS EVENING TO 9 AM EST FRIDAY. A STRONG STORM SYSTEM WILL DEVELOP ACROSS THE CENTRAL PLAINS ON THIS AFTERNOON AND MOVE QUICKLY EAST. AS IT DOES...A STRONG COLD HIGH PRESSURE FROM CANADA WILL MOVE SOUTH INTO THE LAKES REGION. THIS WILL CAUSE A SITUATION WHERE COLD AIR AT THE GROUND ALLOWS RAIN FALLING TO FREEZE ON SURFACES. LIGHT FREEZING RAIN WILL MOVE IN AFTER 7 PM THURSDAY...WITH THE GREATEST POTENTIAL FOR FREEZING RAIN AFTER 9 PM. GRADUALLY... WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING EARLY FRIDAY MORNING. BEFORE THIS HAPPENS...ICE ACCUMULATIONS UP TO A THIRD OF AN INCH ARE POSSIBLE ACROSS NORTH CENTRAL INDIANA. AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL DANGEROUS OR IMPOSSIBLE. TRAVEL IS STRONGLY DISCOURAGED. COMMERCE WILL LIKELY BE SEVERELY IMPACTED. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. ICE ACCUMULATIONS AND WINDS WILL LIKELY LEAD TO SNAPPED POWER LINES AND FALLING TREE BRANCHES THAT ADD TO THE DANGER. $$ INZ051>057-181730- /O.EXB.KIND.WW.Y.0013.081219T0000Z-081219T0900Z/ VIGO-CLAY-OWEN-MORGAN-JOHNSON-SHELBY-RUSH- INCLUDING THE CITIES OF...TERRE HAUTE...SHELBYVILLE 429 AM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY... THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A WINTER WEATHER ADVISORY FOR FREEZING RAIN WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY. A STRONG STORM SYSTEM WILL DEVELOP ACROSS THE CENTRAL PLAINS ON THURSDAY AFTERNOON AND MOVE QUICKLY EAST. AS IT DOES...A STRONG COLD HIGH PRESSURE FROM CANADA WILL MOVE SOUTH INTO THE LAKES REGION. THIS WILL CAUSE A SITUATION WHERE COLD AIR AT THE GROUND ALLOWS RAIN FALLING TO FREEZE ON SURFACES. LIGHT FREEZING RAIN WILL MOVE IN AFTER 7 PM THURSDAY...WITH THE GREATEST POTENTIAL FOR FREEZING RAIN AND SLEET AFTER 9 PM. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING AFTER MIDNIGHT. BEFORE THIS HAPPENS...ICE ACCUMULATIONS OF AROUND A TENTH OF AN INCH ARE POSSIBLE IN PORTIONS OF CENTRAL INDIANA. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$ INZ035>037-039-043>049-181730- /O.EXT.KIND.WW.Y.0013.081219T0000Z-081219T0900Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS 429 AM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY... A STRONG STORM SYSTEM WILL DEVELOP ACROSS THE CENTRAL PLAINS ON THURSDAY AFTERNOON AND MOVE QUICKLY EAST. AS IT DOES...A STRONG COLD HIGH PRESSURE FROM CANADA WILL MOVE SOUTH INTO THE LAKES REGION. THIS WILL CAUSE A SITUATION WHERE COLD AIR AT THE GROUND ALLOWS RAIN FALLING TO FREEZE ON SURFACES. LIGHT FREEZING RAIN WILL MOVE IN AFTER 7 PM THURSDAY...WITH THE GREATEST POTENTIAL FOR FREEZING RAIN AND SLEET AFTER 9 PM. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING AFTER MIDNIGHT. BEFORE THIS HAPPENS...ICE ACCUMULATIONS OF AROUND A TENTH OF AN INCH ARE POSSIBLE IN PORTIONS OF CENTRAL INDIANA. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$ JH
000 WWUS43 KIND 181632 WSWIND URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1132 AM EST THU DEC 18 2008 ...WINTER WEATHER TO IMPACT CENTRAL INDIANA TONIGHT AND ACROSS OUR FAR NORTHERN SECTIONS INTO FRIDAY MORNING... .A STRONG STORM SYSTEM WILL DEVELOP ACROSS THE CENTRAL PLAINS THIS AFTERNOON AND MOVE QUICKLY EAST. AS IT DOES...A STRONG COLD HIGH PRESSURE FROM CANADA WILL MOVE SOUTH INTO THE LAKES REGION. THIS WILL CAUSE A SITUATION WHERE COLD AIR AT THE GROUND ALLOWS RAIN FALLING TO FREEZE ON SURFACES. INZ021-028>031-038-040>042-190045- /O.CON.KIND.IS.W.0001.081219T0000Z-081219T1400Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 1132 AM EST THU DEC 18 2008 ...ICE STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM EST FRIDAY... AN ICE STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM EST FRIDAY. LIGHT FREEZING RAIN WILL MOVE IN AFTER 7 PM THURSDAY...WITH THE GREATEST POTENTIAL FOR FREEZING RAIN AFTER 9 PM. GRADUALLY... WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING LATE TONIGHT INTO EARLY FRIDAY MORNING. BEFORE THIS HAPPENS...ICE ACCUMULATIONS AROUND A QUARTER OF AN INCH ARE POSSIBLE ACROSS NORTH CENTRAL INDIANA. AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL DANGEROUS. TRAVEL IS DISCOURAGED. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. ICE ACCUMULATIONS AND WINDS MAY LEAD TO SOME SNAPPED POWER LINES AND FALLING TREE BRANCHES THAT ADD TO THE DANGER. $$ INZ035>037-039-043>049-051>057-190045- /O.CON.KIND.WW.Y.0013.081219T0000Z-081219T0900Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-JOHNSON- SHELBY-RUSH- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS... TERRE HAUTE...SHELBYVILLE 1132 AM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY. LIGHT FREEZING RAIN WILL MOVE IN AFTER 7 PM THURSDAY...WITH THE GREATEST POTENTIAL FOR FREEZING RAIN AND PERHAPS SOME SLEET AFTER 9 PM. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING AFTER MIDNIGHT. BEFORE THIS HAPPENS...ICE ACCUMULATIONS OF AROUND A TENTH OF AN INCH ARE POSSIBLE IN PORTIONS OF CENTRAL INDIANA. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$
000 WWUS43 KIND 182010 WSWIND URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE INDIANAPOLIS IN 310 PM EST THU DEC 18 2008 ...FREEZING RAIN WILL DEVELOP TONIGHT AND GRADUALLY CHANGE TO RAIN FRIDAY MORNING... INZ021-028>031-038-040>042-190415- /O.CON.KIND.IS.W.0001.081219T0000Z-081219T1400Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 310 PM EST THU DEC 18 2008 ...ICE STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM EST FRIDAY... FREEZING RAIN WILL DEVELOP MAINLY AFTER 9 PM EST TONIGHT. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING LATE TONIGHT INTO EARLY FRIDAY MORNING. BEFORE THIS HAPPENS...ICE ACCUMULATIONS AROUND A QUARTER OF AN INCH ARE POSSIBLE ACROSS NORTH CENTRAL INDIANA. AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL DANGEROUS. $$ INZ035>037-039-043>049-051>057-190415- /O.CON.KIND.WW.Y.0013.081219T0000Z-081219T0900Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-JOHNSON- SHELBY-RUSH- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS... TERRE HAUTE...SHELBYVILLE 310 PM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY... LIGHT FREEZING RAIN WILL MOVE IN AFTER 9 PM TONIGHT. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING AFTER MIDNIGHT. BEFORE THIS HAPPENS...ICE ACCUMULATIONS OF AROUND A TENTH OF AN INCH ARE POSSIBLE IN PORTIONS OF CENTRAL INDIANA. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$
000 WWUS43 KIND 190021 WSWIND URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE INDIANAPOLIS IN 721 PM EST THU DEC 18 2008 ...FREEZING RAIN WILL DEVELOP TONIGHT AND GRADUALLY CHANGE TO RAIN FRIDAY MORNING... INZ021-028>031-038-040>042-190830- /O.CON.KIND.IS.W.0001.000000T0000Z-081219T1400Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 721 PM EST THU DEC 18 2008 ...ICE STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY... AN ICE STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY. FREEZING RAIN WILL DEVELOP MAINLY AFTER 9 PM EST TONIGHT. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING LATE TONIGHT INTO EARLY FRIDAY MORNING. BEFORE THIS HAPPENS...ICE ACCUMULATIONS AROUND A QUARTER OF AN INCH ARE POSSIBLE ACROSS NORTH CENTRAL INDIANA. AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL DANGEROUS. $$ INZ060>065-067>072-190830- /O.EXA.KIND.WW.Y.0013.000000T0000Z-081219T0900Z/ SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-DECATUR-KNOX-DAVIESS- MARTIN-LAWRENCE-JACKSON-JENNINGS- INCLUDING THE CITIES OF...BLOOMINGTON...COLUMBUS...VINCENNES... BEDFORD...SEYMOUR 721 PM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM EST FRIDAY... THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM EST FRIDAY. FREEZING RAIN OR SLEET WILL CHANGE TO RAIN OVERNIGHT. HOWEVER...THERE IS EXPECTED TO BE SEVERAL HOURS OF FREEEZING RAIN THIS EVENING THAT COULD ACCUMULATE A TENTH OF AN INCH. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$ INZ035>037-039-043>049-051>057-190830- /O.CON.KIND.WW.Y.0013.000000T0000Z-081219T0900Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-JOHNSON- SHELBY-RUSH- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS... TERRE HAUTE...SHELBYVILLE 721 PM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST FRIDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST FRIDAY. FREEZING RAIN WILL SPREAD ACROSS CENTRAL INDIANA LATE THIS EVENING BEFORE TURNING OVER TO RAIN OVERNIGHT. A TENTH OF AN INCH OR MORE ICE ACCUMULATION IS POSSIBLE BEFORE THE CHANGEOVER. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$
000 WWUS43 KIND 190308 WSWIND URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1008 PM EST THU DEC 18 2008 ...FREEZING RAIN WILL CONTINUE TO SPREAD EAST ACROSS CENTRAL INDIANA OVERNIGHT AND GRADUALLY CHANGE TO RAIN FRIDAY MORNING... INZ021-028>031-038-040>042-191115- /O.CON.KIND.IS.W.0001.000000T0000Z-081219T1400Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 1008 PM EST THU DEC 18 2008 ...ICE STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY... AN ICE STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY. FREEZING RAIN WILL CONTINUE TO SPREAD EAST ACROSS CENTRAL INDIANA TONIGHT. GRADUALLY...WARMER AIR FROM THE SOUTH WILL MOVE NORTHWARD AND CAUSE TEMPERATURES TO SLOWLY RISE ABOVE FREEZING FRIDAY MORNING. BEFORE THIS HAPPENS...ICE ACCUMULATIONS AROUND A QUARTER OF AN INCH ARE POSSIBLE ACROSS NORTH CENTRAL INDIANA. AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL DANGEROUS. $$ INZ035>037-039-043>049-051>057-060>065-067>072-191115- /O.EXT.KIND.WW.Y.0013.000000T0000Z-081219T1400Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-JOHNSON- SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-DECATUR-KNOX- DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS... TERRE HAUTE...SHELBYVILLE...BLOOMINGTON...COLUMBUS...VINCENNES... BEDFORD...SEYMOUR 1008 PM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 AM EST FRIDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 9 AM EST FRIDAY. FREEZING RAIN WILL CONTINUE TO OVERSPREAD CENTRAL INDIANA FROM WEST TO EAST TONIGHT BEFORE TURNING OVER TO RAIN OVERNIGHT. A TENTH OF AN INCH OR MORE ICE ACCUMULATION IS POSSIBLE BEFORE THE CHANGEOVER. A WINTER WEATHER ADVISORY FOR SLEET AND FREEZING RAIN MEANS PERIODS OF SLEET AND FREEZING RAIN ARE IMMINENT OR OCCURRING. SLEET AND FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$ MK
000 WWUS43 KIND 190912 WSWIND URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE INDIANAPOLIS IN 412 AM EST FRI DEC 19 2008 ...AREAS OF FREEZING RAIN WILL CONTINUE OVER CENTRAL AND NORTHERN INDIANA THROUGH THE EARLY MORNING THEN CHANGE TO RAIN... INZ067>072-191015- /O.CAN.KIND.WW.Y.0013.000000T0000Z-081219T1400Z/ KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS- INCLUDING THE CITIES OF...VINCENNES...BEDFORD...SEYMOUR 412 AM EST FRI DEC 19 2008 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS CANCELLED THE WINTER WEATHER ADVISORY. TEMPERATURES ARE ABOVE FREEZING AND WILL CONTINUE TO INCREASE THROUGH THE DAY. ONLY RAIN WILL OCCUR. $$ INZ021-028>031-038-040>042-191400- /O.CON.KIND.IS.W.0001.000000T0000Z-081219T1400Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 412 AM EST FRI DEC 19 2008 ...ICE STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... AN ICE STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING. FREEZING RAIN WILL CONTINUE IN THE AREA THROUGH THE EARLY MORNING. TOTAL ICE ACCUMULATION AROUND TWO TENTHS OF AN INCH IS POSSIBLE. TEMPERATURES WILL CONTINUE TO INCREASE. THIS WILL CAUSE THE FREEZING RAIN TO CHANGE TO RAIN. THIS WILL PROBABLY NOT OCCUR UNTIL AFTER THE MORNING RUSH HOUR. AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL DANGEROUS. $$ INZ035>037-039-043>049-051>057-060>065-191400- /O.CON.KIND.WW.Y.0013.000000T0000Z-081219T1400Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-JOHNSON- SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-DECATUR- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS... TERRE HAUTE...SHELBYVILLE...BLOOMINGTON...COLUMBUS 412 AM EST FRI DEC 19 2008 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING. AREAS OF FREEZING RAIN WILL CONTINUE IN CENTRAL INDIANA THROUGH THE EARLY MORNING. TEMPERATURES WILL CONTINUE TO INCREASE WHICH WILL CHANGE THE FREEZING RAIN OVER TO RAIN. SLICK AREAS WILL CONTINUE ON ROADS ESPECIALLY UNTREATED ONES. USE EXTREME CAUTION FOR QUICKLY CHANGING SURFACE CONDITIONS. A WINTER WEATHER ADVISORY FREEZING RAIN MEANS PERIODS OF FREEZING RAIN ARE IMMINENT OR OCCURRING. FREEZING RAIN MAY CAUSE DRIVING TO BECOME EXTREMELY DANGEROUS...SO BE PREPARED TO USE CAUTION WHEN TRAVELING. $$
000 WWUS43 KIND 191324 WSWIND URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE INDIANAPOLIS IN 824 AM EST FRI DEC 19 2008 ...WINTER WEATHER HAS ENDED IN CENTRAL INDIANA... .A LOW PRESSURE STEM WILL BRING WARMER TEMPERATURES STARTING TODAY. INZ021-028>031-038-040>042-191430- /O.CAN.KIND.IS.W.0001.000000T0000Z-081219T1400Z/ CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- INCLUDING THE CITIES OF...LAFAYETTE...FRANKFORT...KOKOMO... ANDERSON...MUNCIE 824 AM EST FRI DEC 19 2008 ...ICE STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS CANCELED THE ICE STORM WARNING. TEMPERATURES ARE ABOVE FREEZING IN THE WARNING AREA AND WILL CONTINUE TO RISE TODAY. $$ INZ035>037-039-043>049-051>057-060>065-191430- /O.CAN.KIND.WW.Y.0013.000000T0000Z-081219T1400Z/ FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-JOHNSON- SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-DECATUR- INCLUDING THE CITIES OF...CRAWFORDSVILLE...INDIANAPOLIS... TERRE HAUTE...SHELBYVILLE...BLOOMINGTON...COLUMBUS 824 AM EST FRI DEC 19 2008 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS CANCELED THE WINTER WEATHER ADVISORY. $$
What forecasters said that day
The local office's own words before this ice storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Indianapolis, IN wrote its last area forecast discussion before this ice storm warning went out at Dec 17, 6:00 PM EST, 4 hours 43 minutes earlier.
Area forecast discussion, Dec 17, 6:00 PM EST, 4 hours 43 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE INDIANAPOLIS IN 600 PM EST WED DEC 17 2008 .AVIATION...DISCUSSION FOR 00Z TAFS STRONG ARCTIC HIGH PRESSURE WAS SITUATED OVER IN/IL THIS EVENING. SOME CLEARING WAS OCCURING OVER IL AND WAS GETTING CLOSE TO LAF. LAF WILL PROBABLY GO CLEAR FOR A WHILE TONIGHT BASED ON SATELLITE TRENDS. IT WILL BE A CLOSE CALL AS TO WHETHER OR NOT THIS CLEARING MAKES IT INTO ANY OTHER TAF SITE. TAMDAR DATA STILL SHOWS A LLVL INVERSION AROUND 930MB AT IND AND THE CENTER OF THE HIGH WILL REMAIN SOMEWHAT NORTH OF IND SO WILL KEEP CLOUDS IN IND...HUF AND BMG AND AMEND IF CLEARING DOES OCCUR. OTHERWISE THE NEXT WEATHER SYSTEM TO AFFECT CENTRAL INDIANA WILL ARRIVE ON THURSDAY EVENING. BUFKIT SOUNDINGS SHOW PRECIP BEGINNING AT THE END OR JUST AFTER THE END OF THIS TAF PERIOD AND WILL BEGIN AS FREEZING RAIN. WILL INCLUDE FZRA AT IND AFTER 00Z BUT PRECIP ISNT EXPECTED TO BEGIN AT LAF...HUF AND BMG UNTIL AFTER THE END OF THE TAF PD. && .DISCUSSION... FORECAST FOCUS ON POTENTIAL WINTER STORM ON THURSDAY NIGHT AND EARLY FRIDAY. SURFACE MAP THIS WEDNESDAY AFTERNOON SHOWS HIGH PRESSURE CENTERED OVER THE MID MISSISSIPPI VALLEY. THE H5 PATTERN SHOWED A VERY STRONG SUBTROPICAL RIDGE OVER THE GULF WITH A 590DM HEIGHT. THERE WAS A SHARP CUTOFF NEAR SOUTHWESTERN CALIFORNIA...AND A POLAR VORTEX NEAR HUDSON BAY. AT PRESENT INDIANA WAS IN A GENERALLY FLAT FLOW WITH PERHAPS A HINT OF RIDGING. H8 TEMPS WERE VERY MISLEADING THIS AFTERNOON COMPARED TO THE SURFACE AS INDIANA REMAINED UNDER A VERY SHALLOW COLD AIRMASS. THE MODELS ARE GENERALLY SIMILAR. HOWEVER...FAVORED THE SURFACE LOW TRACK AND TEMPERATURES FROM THE NAM AND SREF MODELS OVER THE GFS. THIS IS BECAUSE THE NAM HAS SUPPORT FROM THE 00Z ECMWF AS WELL AS THE 09Z SREF. THE GENERAL TREND IN THE PAST FEW RUNS HAS BEEN FOR SOUTHWARD LOW TRACK AND A SLIGHTLY COLDER THERMAL PROFILE. THE PRESENCE OF A VERY STRONG ARCTIC HIGH OVER SOUTHERN CANADA/NORTHERN LAKES IS THE SURFACE FEATURE ON THURSDAY NIGHT AND FRIDAY THAT SUPPORTS A SOUTHWARD SUPRESSION OF THE SURFACE LOW TRACK. UNDER THIS HIGH...THE CURRENT TEMPERATURES ARE NEAR 30 BELOW ZERO DURING THE NOONTIME HOUR THERE. A HIGH OF THIS STRENGTH CANNOT BE IGNORED IN A FORECAST THAT IS SO DEPENDENT ON A LOW LEVEL COLD/DRY AIR FEED AND SURFACE LOW TRACK. TONIGHT THROUGH THURSDAY AFTERNOON...THERE WILL BE PERHAPS A FEW BREAKS IN THE CLOUDS TONIGHT. THIS WILL ALLOW TEMPS TO FALL AIN THE MIDDLE TO UPPER TEENS. IF CLEARING IS BETTER IT COULD GET MUCH COLDER BY 3-5 DEGREES. ON THURSDAY WE WLL REMAIN QUIET AS THE STRONG ARCTIC HIGH PRESSURE SAGS SOUTH OUT OF CANADA AND INTO THE LAKES. THIS WILL KEEP THE THERMAL PROFILE VERY STRONGLY INVERTED MAKING THE H8 TEMPS USELESS AS A PREDICTOR OF HIGHS TOMORROW. WILL GO CLOSE TO THE COOLER GUIDANCE AND SREF SFC TEMPS. IF TODAY IS ANY GUIDE...THE MODELS ARE ACTING TOO WARM WITH THIS PARTICULAR VERY SHALLOW AIRMASS. MET WAS COOLEST TODAY BUT STILL TOO WARM BY 3-5. LATE DAY THURSDAY THINGS WILL GET INTERESTING. BY EVENING...THE SOUTHERN CALIFORNIA CUTOFF WILL HAVE EJECTED AND WILL PULL THROUGH THE SOUTHERN ROCKIES AND ALLOW FOR QUICK LEESIDE CYCLOGENESIS IN SOUTHEAST COLORADO. THIS DOES START SOME ISENTROPIC UPGLIDE ACROSS CENTRAL AND SOUTHWESTERN INDIANA DURING THE LATE DAY HOURS OF THURSDAY. THIS SHOULD BE IN THE FORM OF LIGHT RAIN AND THEN FREEZING RAIN AS ANY EVAPORATIVE COOLING WILL DRIVE SURFACE TEMPERATURES INTO THE UPPER 20S AND LOWER 30S AT THE ONSET. WITH A VERY COLD GROUND SURFACE THIS WILL LIKELY FREEZE FAIRLY EFFECTIVELY LATE IN THE DAY ON THURSDAY. THEN OVERNIGHT THURSDAY THE SYSTEM GETS CRANKING IN EARNEST AS THE LEESIDE LOW KICKS OUT INTO THE CENTRAL PLAINS. THE ARCTIC HIGH SAGS SOUTH INTO THE LAKES REGION. THIS COMBINATION OF A STRONG WARM AND MOIST ADVECTION FLOW WITH PACIFIC ORIGINS...OVERTOP A STRONG DOME OF VERY COLD AIR WILL BE CONDUCIVE TO FREEZING RAIN ACROSS CENTRAL INDIANA THURSDAY NIGHT AND INTO THE EARLY MORNING HOURS OF FRIDAY. AT PRESENT...THE MODELS ALL SHOW THE WARM AIR GRADUALLY WINNING OUT. BUT AS NOTED BEFORE...THERE HAS BEEN A SOUTHWARD TREND WITH THE LOW TRACK AND THE MODELS ARE NOT NEARLY AS WARM FOR TEMPERATURES AS THEY HAD BEEN IN PREVIOUS RUNS. IN A GENERAL NUTSHELL...THERE IS A WINDOW FROM ROUGHLY 21Z THURSDAY THROUGH 06Z FRIDAY WHERE THE THERMAL PROFILE WILL BE SUPPORTIVE OF ADVISORY OR HIGHER CRITERIA ICING. THERE ARE MANY QUESTIONS TO PONDER IN THIS EVENT. CERTAINLY THERE WILL BE AN ABUNDANT SUPPLY OF COLD AIR AT THE ONSET. HOWEVER...I HAVE SOME DOUBTS IF IT WILL SO QUICK TO ERODE. THIS AIR COMES FROM A VERY STRONG HIGH PRESSURE SOURCE THAT IS BUILDING SOUTHWARD...AND THE MODELS SEEM TO HAVE BEEN SUPRESSING THE STORM TRACK FARTHER SOUTH IN THE TREND AS A RESPONSE TO THIS. ALSO THIS WILL PROVIDE A READILY AVAILABLE SOURCE OF DRY AIR AND THIS WILL KEEP EVAPORATIONAL COOLING POTENTIAL GREATER THAN THE MODELS ARE SHOWING. OTHER POTENTIAL FACTORS ARE THAT WITH SUCH WARM TEMPERATURES ALOFT DURING FRIDAY NIGHT...NEAR +8C...THAT SOME OF THIS AIR MAY BE IN EFFECT MIXED DOWN IN EXPECTED HEAVY PRECIP TOWARDS 06Z AND START TO PUSH TEMPS UP. SO IN SHORT...WILL GO WITH AN ADVISORY FROM I-70 NORTH BEGINNING 21Z THURSDAY THROUGH 06Z FRIDAY. WILL GO WITH A WATCH FOR THE EXTREME NORTHERN TIER OF COUNTIES. WILL GO WITH A WATCH BECAUSE THERMAL PROFILES SHOW SHALLOW COLD HANGING ON THE LONGEST THERE...TEMPERATURES STARTING OUT THE EVENT IN THE UPPER 20S AND ALLOWING FOR MORE EFFECTIVE FREEZING...AND QPF INDICATES THAT ICE COULD REACH THE 0.25 INCH THRESHOLD FOR A WARNING. FARTHER SOUTH...SINCE IT IS EXPECTED TO BE JUST A FEW HOUR EVENT AS WARM AIR WINS OUT...THINK THAT THE ICE SHOULD BE LIMITED TO TENTH OF AN INCH OR LESS...WITH ALMOST NO ICE AT ALL IN THE SOUTHERN COUNTIES BECAUSE OF TEMPERATURES BEING TOO WARM. THANKS TO ALL SURROUNDING OFFICES FOR VERY GOOD COLLABORATION. OTHER WEATHER CONDITIONS TO IMPACT THE AREA INCLUDE FOG THURSDAY NIGHT AS DEWPOINTS IN THE 40S TRY TO OVERRUN VERY COLD GROUND WITH TEMPS IN THE 30S. ALSO POSSIBLY AN ISOLATED RUMBLE OF THUNDER IN THE SOUTH ALTHOUGH THIS LOOKS LESS LIKELY THAN BEFORE WITH A SOUTHWARD LOW PRESSURE SUPRESSION. TEMPS SHOULD POKE WELL INTO THE 40S AND 50S FRIDAY IN OUR SOUTH...BUT STAY IN THE 30S TO THE NORTH AS THE LOW QUICKLY SPEEDS EAST. PAST THIS SYSTEM...FEW CHANGES. THE OVERALL PATTERN LOOKS TO REMAIN SOMEWHAT ZONAL THROUGH SATURDAY AND THEN A TURN BACK TO MUCH COLDER CONDITIONS AS A 1050MB ARCTIC HIGH BARRELS SOUTH OUT OF CANADA BY SUNDAY AND MONDAY. && .IND WATCHES/WARNINGS/ADVISORIES... WINTER WEATHER ADVISORY FROM 4 PM THURSDAY TO 3 AM EST FRIDAY FOR INZ035>037-039-043>049. WINTER STORM WATCH FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT FOR INZ021-028>031-038-040>042. && AVIATION...SALLY PUBLIC...JOHNSON
Hazardous weather outlook, Dec 17, 3:30 PM EST, 7 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE INDIANAPOLIS IN 330 PM EST WED DEC 17 2008 INZ051>057-060>065-067>072-182030- VIGO-CLAY-OWEN-MORGAN-JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE- BROWN-BARTHOLOMEW-DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON- JENNINGS- 330 PM EST WED DEC 17 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. A STRONG STORM APPROACHING FROM THE PLAINS STATES WILL CAUSE A LIGHT MIX OF RAIN...FREEZING RAIN...AND SLEET TO OVERSPREAD THE AREA BY THURSDAY EVENING. HOWEVER...TEMPERATURES ARE EXPECTED TO WARM ABOVE FREEZING SHORTLY AFTER THE WINTRY MIX BEGINS SO ACCUMULATIONS WILL BE VERY LIGHT. OVERNIGHT THURSDAY THERE MAY BE AN ISOLATED RUMBLE OF THUNDER OR TWO. REMEMBER THAT EVEN WINTER TIME THUNDERSTORMS CAN PRODUCE DEADLY CLOUD TO GROUND LIGHTNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. && MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION CAN BE FOUND...AT HTTP://WEATHER.GOV/IND (ALL LOWERCASE) INZ035>037-039-043>049-182030- FOUNTAIN-MONTGOMERY-BOONE-HAMILTON-VERMILLION-PARKE-PUTNAM- HENDRICKS-MARION-HANCOCK-HENRY- 330 PM EST WED DEC 17 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THERE IS A WINTER WEATHER ADVISORY IN EFFECT THURSDAY EVENING AND EARLY FRIDAY MORNING. LIGHT FREEZING RAIN AND SLEET WILL OVERSPREAD THE AREA BY LATE IN THE AFTERNOON THURSDAY. THERE WILL BE ENOUGH COLD AIR TO ALLOW FOR SEVERAL HOURS OF FREEZING RAIN AND SLEET DURING THE EVENING HOURS OF THURSDAY. BY MIDNIGHT...WARMER AIR WILL ARRIVE FROM THE SOUTH AND CHANGE PRECIPITATION TO ALL RAIN. BEFORE IT DOES...ICE ACCUMULATIONS OF AROUND A TENTH OF AN INCH ARE POSSIBLE. THIS CAN MAKE FOR HAZARDOUS WALKING AND DRIVING CONDITIONS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. && MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION CAN BE FOUND...AT HTTP://WEATHER.GOV/IND (ALL LOWERCASE) INZ021-028>031-038-040>042-182030- CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-TIPTON-MADISON-DELAWARE- RANDOLPH- 330 PM EST WED DEC 17 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THERE IS A WINTER STORM WATCH IN EFFECT FROM THURSDAY EVENING THROUGH EARLY MORNING FRIDAY. FREEZING RAIN AND SLEET WILL DEVELOP THURSDAY EVENING AND CONTINUE UNTIL A FEW HOURS AFTER MIDNIGHT ON FRIDAY MORNING. WARMER AIR WILL ARRIVE THEN AND CHANGE THE PRECIPITATION TO RAIN. BEFORE IT CHANGES TO RAIN...THE POTENTIAL EXISTS FOR ICE ACCUMULATIONS OF A TENTH TO A QUARTER OF AN INCH. THIS WILL CREATE HAZARDOUS WALKING AND DRIVING CONDITIONS LATE THURSDAY AND INTO EARLY MORNING FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. && MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION CAN BE FOUND...AT HTTP://WEATHER.GOV/IND (ALL LOWERCASE) JOHNSON
Nearby
Ice Storm Warnings in Indiana, 2008Every ice storm warning in 2008
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.