Alert archive / Iowa / Winter Storm Warnings in 2016
Winter Storm Warning 4, NWS Quad Cities, IA
NWS Quad Cities, IA issued this winter storm warning at Dec 10, 2016, 11:33 AM CST for Carroll County, Jo Daviess County, Stephenson County, Illinois; 4 counties in Iowa. It took effect at Dec 10, 2016, 3:00 PM CST. It was in force for 19 hr. 31 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 10, 2016, 11:33 AM CST (17:33 UTC)
- In effect from
- Dec 10, 2016, 3:00 PM CST
- Expired
- Dec 11, 2016, 10:09 AM CST
- In force
- 19 hr
- Issued by
- NWS Quad Cities, IA
Counties Buchanan County, IA, Delaware County, IA, Dubuque County, IA, Jackson County, IA, Carroll County, IL, Jo Daviess County, IL, Stephenson County, IL
The radar
The Quad Cities radar (KDVN), 81 km from the middle of the area, began a volume at 17:35 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 10, 4:08 PM CST | SNOW 1.9 | 4 W Stanley, IA | |
| Dec 10, 4:21 PM CST | SNOW 1.5 | 1 Wnw Independence, IA | |
| Dec 10, 4:38 PM CST | SNOW 2 | Ssw Maquoketa, IA | |
| Dec 10, 5:04 PM CST | SNOW 1 | Stockton, IL | |
| Dec 10, 5:30 PM CST | SNOW 1.5 | 1 N Independence, IA | |
| Dec 10, 5:57 PM CST | SNOW 1.6 | Nnw Milledgeville, IL | |
| Dec 10, 6:00 PM CST | SNOW 2.5 | Dubuque Regional Airpor, IA | |
| Dec 10, 6:12 PM CST | SNOW 1.5 | 1 Ese Nora, IL | |
| Dec 10, 6:14 PM CST | SNOW 3 | Ssw Maquoketa, IA | |
| Dec 10, 6:45 PM CST | SNOW 2 | 1 Ese Edgewood, IA | |
| Dec 10, 6:52 PM CST | SNOW 1.5 | Freeport, IL | |
| Dec 10, 6:52 PM CST | SNOW 2.5 | Freeport, IL | |
| Dec 10, 7:50 PM CST | SNOW 2 | 2 Wnw Freeport, IL | |
| Dec 10, 8:13 PM CST | SNOW 1.7 | Sw Mount Carroll, IL | VIA INTERNET |
| Dec 10, 10:20 PM CST | SNOW 1.5 | Wsw Quasqueton, IA | EVENT TOTAL SNOW SO FAR. |
| Dec 10, 10:34 PM CST | SNOW 1 | Lena, IL | EVENT TOTAL SO FAR AS OF 10 PM |
| Dec 11, 12:28 AM CST | SNOW 1.7 | 6 Sse Elmoville, IL | TOTAL SO FAR |
| Dec 11, 7:00 AM CST | SNOW 2 | 2 Wsw Chadwick, IL | SNOWFALL TOTAL |
| Dec 11, 7:00 AM CST | SNOW 2 | Davis, IL | SNOWFALL TOTAL |
| Dec 11, 7:00 AM CST | SNOW 2 | Ssw Fulton, IA | SNOWFALL TOTAL |
| Dec 11, 7:00 AM CST | SNOW 2.2 | S Shannon, IL | SNOWFALL TOTAL |
| Dec 11, 7:00 AM CST | SNOW 2.3 | 2 Nw Freeport, IL | SNOWFALL TOTAL |
| Dec 11, 7:00 AM CST | SNOW 2.8 | Wsw Quasqueton, IA | SNOWFALL TOTAL |
| Dec 11, 7:00 AM CST | SNOW 3.1 | 4 Ese Winslow, IL | SNOWFALL TOTAL |
| Dec 11, 7:25 AM CST | SNOW 2.5 | 4 Ene Freeport, IL | TOTAL SINCE EVENT START SATURDAY AFTERNOON |
| Dec 11, 7:36 AM CST | SNOW 4 | 1 Ese Edgewood, IA | STORM TOTAL SO FAR. |
| Dec 11, 7:39 AM CST | SNOW 2.8 | Quasqueton, IA | TOTAL SNOWFALL SINCE EVENT BEGINNING |
| Dec 11, 8:00 AM CST | SNOW 3 | 2 Sse Schapville, IL | SNOWFALL TOTAL SINCE EVENT BEGINNING SATURDAY AFTERNOON |
| Dec 11, 8:48 AM CST | SNOW 3 | 2 Wnw Freeport, IL | SNOWFALL TOTAL SINCE SATURDAY AFTERNOON |
| Dec 11, 9:03 AM CST | SNOW 3.9 | 1 Ese Nora, IL | STORM TOTAL SO FAR. |
| Dec 11, 9:50 AM CST | SNOW 3.5 | Freeport, IL | SNOW TOTAL SINCE EVENT BEGINNING SATURDAY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 5.6 hours before the alert went out and 81 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 915 m above ground
- 0-6 km bulk shear
- 98 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
251 WWUS43 KDVN 101733 WSWDVN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 1133 AM CST SAT DEC 10 2016 ...WINTER STORM BEARING DOWN ON THE AREA... .SNOW WILL BEGIN THIS AFTERNOON WITH LIGHT TO MODERATE SNOW SPREADING EAST ACROSS THE AREA THROUGH THE EVENING. SNOW WILL GRADUALLY END LATER ON SUNDAY AFTERNOON. SOME OF THE SNOW MAY BE HEAVY AT TIMES. SNOWFALL AMOUNTS WILL RANGE FROM 6 TO 10 INCHES IN IOWA AND ILLINOIS MAINLY NORTH OF HIGHWAY 30. FARTHER SOUTH TO INTERSTATE 80 AMOUNTS WILL BE IN THE 3 TO 6 INCH RANGE. IAZ040>042-054-110145- /O.UPG.KDVN.WW.Y.0012.161210T2100Z-161212T0000Z/ /O.NEW.KDVN.WS.W.0004.161210T2100Z-161212T0000Z/ BUCHANAN-DELAWARE-DUBUQUE-JACKSON- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE... MAQUOKETA 1133 AM CST SAT DEC 10 2016 ...WINTER STORM WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...SNOW WILL BEGIN DURING THE AFTERNOON AND CONTINUE THROUGH SUNDAY. * SNOW ACCUMULATIONS...6 TO 10 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * VISIBILITIES...LESS THAN A MILE AND FREQUENTLY BELOW 1/2 MILE IN HEAVIER SNOW. * TEMPERATURES...IN THE MID TO UPPER 20S. * IMPACTS...MODERATE TO HEAVY SNOWFALL WILL CREATE HAZARDOUS TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ILZ001-002-007-110145- /O.UPG.KDVN.WW.Y.0012.161211T0000Z-161212T0000Z/ /O.NEW.KDVN.WS.W.0004.161210T2100Z-161212T0000Z/ JO DAVIESS-STEPHENSON-CARROLL- INCLUDING THE CITIES OF...GALENA...FREEPORT...MOUNT CARROLL 1133 AM CST SAT DEC 10 2016 ...WINTER STORM WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...SNOW WILL BEGIN LATE THIS AFTERNOON AND CONTINUE THROUGH SUNDAY. * SNOW ACCUMULATIONS...6 TO 10 INCHES. * WIND...SOUTHEAST 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. * VISIBILITIES...BELOW 1 MILE AND FREQUENTLY BELOW 1/2 MILE IN HEAVIER SNOW. * TEMPERATURES...IN THE MID 20S TODAY AND TONIGHT...WITH LOWER 30S SUNDAY. * IMPACTS...MODERATE TO HEAVY SNOWFALL WILL CREATE HAZARDOUS TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ILZ009-110145- /O.EXT.KDVN.WW.Y.0012.161210T2100Z-161212T0000Z/ WHITESIDE- INCLUDING THE CITY OF...STERLING 1133 AM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY... * TIMING...SNOW WILL BEGIN LATE THIS AFTERNOON AND CONTINUE INTO SUNDAY EVENING. * SNOW ACCUMULATIONS...3 TO 6 INCHES. * WIND...SOUTHEAST 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...IN THE MID 20S TODAY AND TONIGHT...WITH LOWER 30S SUNDAY. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ ILZ016>018-110145- /O.EXT.KDVN.WW.Y.0012.161210T2100Z-161212T0000Z/ HENRY IL-BUREAU-PUTNAM- INCLUDING THE CITIES OF...GENESEO...PRINCETON...HENNEPIN 1133 AM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY... * TIMING...SNOW WILL BEGIN DURING THE AFTERNOON AND CONTINUE THROUGH SUNDAY. * SNOW ACCUMULATIONS...2 TO 6 INCHES OF SNOW IS EXPECTED LATE THIS AFTERNOON THROUGH SUNDAY AFTERNOON. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * TEMPERATURES...IN THE UPPER 20S TODAY AND LOWER 30S SUNDAY. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ IAZ051>053-066-110145- /O.CON.KDVN.WW.Y.0012.161210T2100Z-161212T0000Z/ BENTON-LINN-JONES-CLINTON- INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA... CLINTON 1133 AM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY... * TIMING...SNOW WILL BEGIN DURING THE AFTERNOON AND CONTINUE OVERNIGHT AND THROUGH SUNDAY. * SNOW ACCUMULATIONS...3 TO 6 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * TEMPERATURES...IN THE MID TO UPPER 20S. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ IAZ064-065-067-068-ILZ015-110145- /O.CON.KDVN.WW.Y.0012.161210T2100Z-161212T0000Z/ JOHNSON-CEDAR-MUSCATINE-SCOTT-ROCK ISLAND- INCLUDING THE CITIES OF...IOWA CITY...TIPTON...MUSCATINE... DAVENPORT...BETTENDORF...MOLINE...ROCK ISLAND 1133 AM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST SUNDAY... * TIMING...SNOW WILL BEGIN DURING THE AFTERNOON AND CONTINUE THROUGH SUNDAY. * SNOW ACCUMULATIONS...2 TO 5 INCHES OF SNOW IS EXPECTED THIS AFTERNOON THROUGH SUNDAY AFTERNOON. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...IN THE UPPER 20S. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ HAASE
6 follow-up statements
399 WWUS43 KDVN 102119 WSWDVN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 319 PM CST SAT DEC 10 2016 ...WINTER STORM BEARING DOWN ON THE AREA... .LIGHT TO MODERATE SNOW HAS OVERSPREAD EASTERN IOWA AND NORTHWEST ILLINOIS THIS AFTERNOON AND WILL CONTINUE INTO THIS EVENING AND OVERNIGHT. SNOW WILL GRADUALLY COME TO AN END ON SUNDAY AFTERNOON. SOME OF THE SNOW MAY BE HEAVY AT TIMES OVERNIGHT. SNOWFALL AMOUNTS WILL RANGE FROM 6 TO 10 INCHES IN IOWA AND ILLINOIS MAINLY NORTH OF HIGHWAY 30. FARTHER SOUTH TO INTERSTATE 80 AMOUNTS WILL BE IN THE 3 TO 6 INCH RANGE. IAZ040>042-054-ILZ001-002-007-110530- /O.CON.KDVN.WS.W.0004.000000T0000Z-161212T0000Z/ BUCHANAN-DELAWARE-DUBUQUE-JACKSON-JO DAVIESS-STEPHENSON-CARROLL- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE... MAQUOKETA...GALENA...FREEPORT...MOUNT CARROLL 319 PM CST SAT DEC 10 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...SNOW WILL CONTINUE THROUGH SUNDAY. * SNOW ACCUMULATIONS...6 TO 10 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * VISIBILITIES...LESS THAN A MILE AND FREQUENTLY BELOW 1/2 MILE IN HEAVIER SNOW. * TEMPERATURES...IN THE MID TO UPPER 20S. * IMPACTS...MODERATE TO HEAVY SNOWFALL WILL CREATE HAZARDOUS TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL... KEEP AN EXTRA FLASHLIGHT... FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ051>053-066-ILZ009-110530- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ BENTON-LINN-JONES-CLINTON-WHITESIDE- INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA... CLINTON...STERLING 319 PM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...SNOW WILL CONTINUE THROUGH SUNDAY. * SNOW ACCUMULATIONS...3 TO 6 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...IN THE MID TO UPPER 20S. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ IAZ064-065-067-068-ILZ015>018-110530- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ JOHNSON-CEDAR-MUSCATINE-SCOTT-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM- INCLUDING THE CITIES OF...IOWA CITY...TIPTON...MUSCATINE... DAVENPORT...BETTENDORF...MOLINE...ROCK ISLAND...GENESEO... PRINCETON...HENNEPIN 319 PM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...SNOW WILL CONTINUE THROUGH SUNDAY. * SNOW ACCUMULATIONS...2 TO 5 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...IN THE UPPER 20S. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ COUSINS/HAASE
545 WWUS43 KDVN 110137 WSWDVN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 737 PM CST SAT DEC 10 2016 ...WINTER STORM CONTINUES TONIGHT AND SUNDAY... .PERIODS OF MODERATE TO HEAVY SNOW WILL RESUME LATE THIS EVENING AND CONTINUE OVERNIGHT INTO SUNDAY. SNOW WILL GRADUALLY COME TO AN END ON SUNDAY AFTERNOON. TOTAL SNOWFALL AMOUNTS THROUGH SUNDAY WILL RANGE FROM 7 TO 10 INCHES MAINLY NORTH OF HIGHWAY 30. FARTHER SOUTH TO INTERSTATE 80...TOTAL AMOUNTS OF 2 TO 7 INCHES ARE EXPECTED. IAZ040>042-054-ILZ001-002-007-110945- /O.CON.KDVN.WS.W.0004.000000T0000Z-161212T0000Z/ BUCHANAN-DELAWARE-DUBUQUE-JACKSON-JO DAVIESS-STEPHENSON-CARROLL- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE... MAQUOKETA...GALENA...FREEPORT...MOUNT CARROLL 737 PM CST SAT DEC 10 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...PERIODS OF SNOW OVERNIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS...STORM TOTALS OF 7 TO 10 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * VISIBILITIES...FREQUENTLY BELOW 1/2 MILE IN PERIODS OF HEAVIER SNOW. * TEMPERATURES...19 TO 25 DEGREES OVERNIGHT...WARMING TO AROUND 30 DEGREES DURING THE DAY SUNDAY. * IMPACTS...MODERATE TO HEAVY SNOWFALL WILL CREATE HAZARDOUS TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO UNDER 1/2 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL... KEEP AN EXTRA FLASHLIGHT... FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ051>053-066-ILZ009-110945- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ BENTON-LINN-JONES-CLINTON-WHITESIDE- INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA... CLINTON...STERLING 737 PM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...PERIODS OF SNOW OVERNIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS...5 TO 7 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...20 TO 25 DEGREES OVERNIGHT...WARMING TO THE LOW 30S DURING THE DAY SUNDAY. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ IAZ064-065-067-068-ILZ015>018-110945- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ JOHNSON-CEDAR-MUSCATINE-SCOTT-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM- INCLUDING THE CITIES OF...IOWA CITY...TIPTON...MUSCATINE... DAVENPORT...BETTENDORF...MOLINE...ROCK ISLAND...GENESEO... PRINCETON...HENNEPIN 737 PM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...PERIODS OF SNOW OVERNIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS...2 TO 5 INCHES...ISOLATED HIGHER AMOUNTS. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...MID 20S OVERNIGHT...WARMING TO THE LOW 30S DURING THE DAY SUNDAY. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ RP KINNEY/COUSINS/HAASE
080 WWUS43 KDVN 110509 WSWDVN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 1109 PM CST SAT DEC 10 2016 ...WINTER STORM CONTINUES OVERNIGHT AND SUNDAY... .PERIODS OF MODERATE TO BRIEFLY HEAVY SNOW WILL RESUME OVERNIGHT AND CONTINUE THROUGH SUNDAY AFTERNOON. SNOW WILL GRADUALLY COME TO AN END ON SUNDAY AFTERNOON. TOTAL SNOWFALL AMOUNTS THROUGH SUNDAY WILL RANGE FROM 6 TO 8 INCHES MAINLY NORTH OF HIGHWAY 30. FARTHER SOUTH TO INTERSTATE 80...TOTAL AMOUNTS OF 2 TO 6 INCHES ARE EXPECTED. IAZ040>042-054-ILZ001-002-007-111315- /O.CON.KDVN.WS.W.0004.000000T0000Z-161212T0000Z/ BUCHANAN-DELAWARE-DUBUQUE-JACKSON-JO DAVIESS-STEPHENSON-CARROLL- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE... MAQUOKETA...GALENA...FREEPORT...MOUNT CARROLL 1109 PM CST SAT DEC 10 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...PERIODS OF SNOW OVERNIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS...STORM TOTALS OF 6 TO 8 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * VISIBILITIES...OCCASIONALLY BELOW 1/2 MILE IN PERIODS OF HEAVIER SNOW. * TEMPERATURES...19 TO 25 DEGREES OVERNIGHT...WARMING TO AROUND 30 DEGREES DURING THE DAY SUNDAY. * IMPACTS...MODERATE TO BRIEFLY HEAVY SNOWFALL WILL CREATE HAZARDOUS TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO UNDER 1/2 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL... KEEP AN EXTRA FLASHLIGHT... FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ051>053-066-ILZ009-111315- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ BENTON-LINN-JONES-CLINTON-WHITESIDE- INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA... CLINTON...STERLING 1109 PM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...PERIODS OF SNOW OVERNIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS...4 TO 6 INCHES. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...20 TO 25 DEGREES OVERNIGHT...WARMING TO THE LOW 30S DURING THE DAY SUNDAY. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ IAZ064-065-067-068-ILZ015>018-111315- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ JOHNSON-CEDAR-MUSCATINE-SCOTT-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM- INCLUDING THE CITIES OF...IOWA CITY...TIPTON...MUSCATINE... DAVENPORT...BETTENDORF...MOLINE...ROCK ISLAND...GENESEO... PRINCETON...HENNEPIN 1109 PM CST SAT DEC 10 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY... * TIMING...PERIODS OF SNOW OVERNIGHT THROUGH SUNDAY. * SNOW ACCUMULATIONS...2 TO 4 INCHES...ISOLATED HIGHER AMOUNTS. * WIND...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...MID 20S OVERNIGHT...WARMING TO THE LOW 30S DURING THE DAY SUNDAY. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ RP KINNEY
140 WWUS43 KDVN 110956 WSWDVN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 356 AM CST SUN DEC 11 2016 ...WINTER STORM CONTINUES INTO TODAY... .PERIODS OF LIGHT TO MODERATE SNOW WILL CONTINUE INTO TODAY AND GRADUALLY COME TO AN END BY LATE AFTERNOON. THE HEAVIER SNOW BANDS WITH THE SYSTEM HAVE SET UP TO THE NORTH ACROSS NORTHEASTERN IOWA...MINNESOTA AND WISCONSIN AND SNOWFALL TOTALS LOCALLY MAY BE LIGHTER THAN EARLIER PROJECTIONS. IN FACT...THE SNOW MAY END OR DIMINISH ENOUGH THIS MORNING ACROSS PORTIONS OF NORTHEASTERN IOWA INTO EASTERN IOWA THAT THE WINTER HEADLINES MAY BE CANCELLED EARLY IN THOSE AREAS. MORE SNOW SHOULD FORM ACROSS EAST CENTRAL IOWA INTO NORTHWESTERN ILLINOIS LATER THIS MORNING AND INTO THE AFTERNOON. NEW DAYTIME SNOW ACCUMULATIONS IN THESE EASTERN AREAS WILL BE UP TO 2 INCHES. THUS...NEW TOTAL SNOWFALL AMOUNTS THROUGH SUNDAY EVENING ARE NOW PROJECTED TO RANGE FROM 4 TO 7 INCHES MAINLY NORTH OF HIGHWAY 30. FARTHER SOUTH TO INTERSTATE 80...TOTAL AMOUNTS OF 2 TO 4 INCHES ARE EXPECTED. IAZ040>042-054-ILZ001-002-007-111800- /O.CON.KDVN.WS.W.0004.000000T0000Z-161212T0000Z/ BUCHANAN-DELAWARE-DUBUQUE-JACKSON-JO DAVIESS-STEPHENSON-CARROLL- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE... MAQUOKETA...GALENA...FREEPORT...MOUNT CARROLL 356 AM CST SUN DEC 11 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF SNOW TODAY THROUGH LATE AFTERNOON. * SNOW ACCUMULATIONS...STORM TOTALS OF 4 TO 7 INCHES. * WIND...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * VISIBILITIES...OCCASIONALLY UNDER A MILE IN PERIODS OF HEAVIER SNOW. * TEMPERATURES...IN THE UPPER 20S TO AROUND 30. * IMPACTS...MODERATE TO BRIEFLY HEAVY SNOWFALL WILL CREATE HAZARDOUS TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL... KEEP AN EXTRA FLASHLIGHT... FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ051>053-066-ILZ009-111800- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ BENTON-LINN-JONES-CLINTON-WHITESIDE- INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA... CLINTON...STERLING 356 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF SNOW TODAY. * SNOW ACCUMULATIONS...2 TO 5 INCHES. * WIND...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * TEMPERATURES...UPPER 20S TO LOWER 30S. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ IAZ064-065-067-068-ILZ015>018-111800- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ JOHNSON-CEDAR-MUSCATINE-SCOTT-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM- INCLUDING THE CITIES OF...IOWA CITY...TIPTON...MUSCATINE... DAVENPORT...BETTENDORF...MOLINE...ROCK ISLAND...GENESEO... PRINCETON...HENNEPIN 356 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF SNOW THROUGH LATE AFTERNOON. * SNOW ACCUMULATIONS...2 TO 4 INCHES. * WIND...SOUTH 5 TO 15 MPH. * TEMPERATURES...UPPER 20S TO MID 30S. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ 12
892 WWUS43 KDVN 111235 WSWDVN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 635 AM CST SUN DEC 11 2016 ...ACCUMULATING SNOWFALL HAS ENDED ACROSS NORTHEASTERN INTO EAST CENTRAL IOWA... .MOST OF THE ACCUMULATING SNOW THAT STARTED SATURDAY AND LASTED INTO THE OVERNIGHT...HAS ENDED. MORE LIGHT SNOW WILL OCCASIONALLY FALL ACROSS NORTHEASTERN INTO EAST CENTRAL IOWA TODAY...BUT LITTLE ADDITIONAL ACCUMULATION IS EXPECTED. THUS...SOME PORTIONS OF THE ONGOING WINTER STORM WARNINGS AND ADVISORIES FOR THESE EASTERN IOWA AREAS HAVE BEEN CANCELLED EARLY. IAZ040-041-111345- /O.CAN.KDVN.WS.W.0004.000000T0000Z-161212T0000Z/ BUCHANAN-DELAWARE- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER 635 AM CST SUN DEC 11 2016 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS CANCELLED THE WINTER STORM WARNING. APPROXIMATELY 3 TO 6 INCHES OF SNOW FELL ACROSS THESE COUNTIES YESTERDAY AND OVERNIGHT. WHILE MORE LIGHT SNOW WILL OCCASIONALLY FALL AT TIMES TODAY...LITTLE ADDITIONAL ACCUMULATION IS EXPECTED. SOME ROADS MAY REMAIN SLICK SO PLEASE CONTINUE TO USE CAUTION WHILE DRIVING THIS MORNING. $$ IAZ051>053-064-065-067-111345- /O.CAN.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ BENTON-LINN-JONES-JOHNSON-CEDAR-MUSCATINE- INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA... IOWA CITY...TIPTON...MUSCATINE 635 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS CANCELLED THE WINTER WEATHER ADVISORY. APPROXIMATELY 1 TO 4 INCHES OF SNOW FELL ACROSS THESE COUNTIES YESTERDAY AND OVERNIGHT. WHILE MORE LIGHT SNOW WILL OCCASIONALLY FALL AT TIMES TODAY...LITTLE ADDITIONAL ACCUMULATION IS EXPECTED. SOME ROADS MAY REMAIN SLICK SO PLEASE CONTINUE TO USE CAUTION WHILE DRIVING THIS MORNING. $$ IAZ042-054-ILZ001-002-007-112045- /O.CON.KDVN.WS.W.0004.000000T0000Z-161212T0000Z/ DUBUQUE-JACKSON-JO DAVIESS-STEPHENSON-CARROLL- INCLUDING THE CITIES OF...DUBUQUE...MAQUOKETA...GALENA... FREEPORT...MOUNT CARROLL 635 AM CST SUN DEC 11 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF SNOW TODAY THROUGH LATE AFTERNOON. * SNOW ACCUMULATIONS...STORM TOTALS OF 3 TO 7 INCHES. * WIND...SOUTH 10 TO 15 MPH. * TEMPERATURES...IN THE UPPER 20S TO LOWER 30S. * IMPACTS...MODERATE TO BRIEFLY HEAVY SNOWFALL WILL CREATE HAZARDOUS TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL... KEEP AN EXTRA FLASHLIGHT... FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ066-ILZ009-112045- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ CLINTON-WHITESIDE- INCLUDING THE CITIES OF...CLINTON...STERLING 635 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF SNOW THROUGH LATE AFTERNOON. * SNOW ACCUMULATIONS...2 TO 5 INCHES. * WIND...SOUTH 10 TO 15 MPH. * TEMPERATURES...AROUND 30. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ IAZ068-ILZ015>018-112045- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ SCOTT-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM- INCLUDING THE CITIES OF...DAVENPORT...BETTENDORF...MOLINE... ROCK ISLAND...GENESEO...PRINCETON...HENNEPIN 635 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF SNOW THROUGH LATE AFTERNOON. * SNOW ACCUMULATIONS...2 TO 4 INCHES. * WIND...SOUTH 10 TO 15 MPH. * TEMPERATURES...RISING INTO THE LOWER 30S. * IMPACTS...LIGHT TO MODERATE SNOWFALL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA... AND WILL REDUCE VISIBILITY TO UNDER 1 MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE DRIVING. && $$ 12
566 WWUS43 KDVN 111609 WSWDVN URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE QUAD CITIES IA IL 1009 AM CST SUN DEC 11 2016 ...LIGHT WINTRY PRECIPITATION LINGERING THROUGH AFTERNOON... .THE WINTER STORM SYSTEM THAT BROUGHT SEVERAL INCHES OF SNOW ACROSS EASTERN IOWA AND NORTHWEST ILLINOIS SATURDAY THROUGH LAST NIGHT WILL GRADUALLY MOVE OUT OF THE REGION TODAY. LINGERING LIGHT FREEZING DRIZZLE AND LIGHT SNOW WILL STILL AFFECT THE AREA...CREATING SLICK TRAVEL CONDITIONS. IAZ042-054-ILZ001-002-007-120000- /O.CAN.KDVN.WS.W.0004.000000T0000Z-161212T0000Z/ /O.EXA.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ DUBUQUE-JACKSON-JO DAVIESS-STEPHENSON-CARROLL- INCLUDING THE CITIES OF...DUBUQUE...MAQUOKETA...GALENA... FREEPORT...MOUNT CARROLL 1009 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND FREEZING DRIZZLE...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. THE WINTER STORM WARNING HAS BEEN CANCELLED. * TIMING...LIGHT SNOW WITH INTERMITTENT FREEZING DRIZZLE THROUGH THE AFTERNOON. * SNOW ACCUMULATIONS...LESS THAN ONE INCH ADDITIONAL ACCUMULATION. * ICE ACCUMULATIONS...A LIGHT GLAZING OF ICE...LESS THAN ONE QUARTER OF AN INCH...IS POSSIBLE. * IMPACTS...LIGHT SNOW AND FREEZING DRIZZLE WILL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO LESS THAN 1 MILE AT TIMES. LIGHT ICE ACCUMULATIONS MAY CREATE SLICK SPOTS ON SIDEWALKS AND PARKING LOTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW, SLEET, OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING. && $$ IAZ066-ILZ009-120000- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ CLINTON-WHITESIDE- INCLUDING THE CITIES OF...CLINTON...STERLING 1009 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF FREEZING DRIZZLE WILL CHANGE TO LIGHT SNOW IN THE AFTERNOON...THEN END BY EVENING. * SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS LESS THAN ONE INCH. * ICE ACCUMULATIONS...A LIGHT GLAZING OF ICE...LESS THAN ONE QUARTER OF AN INCH...IS POSSIBLE. * IMPACTS...LIGHT SNOW AND FREEZING DRIZZLE WILL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA...AND WILL REDUCE VISIBILITY TO LESS THAN 1 MILE AT TIMES. LIGHT ICE ACCUMULATIONS MAY CREATE SLICK SPOTS ON SIDEWALKS AND PARKING LOTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW, SLEET, OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING. && $$ IAZ068-ILZ015>018-120000- /O.CON.KDVN.WW.Y.0012.000000T0000Z-161212T0000Z/ SCOTT-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM- INCLUDING THE CITIES OF...DAVENPORT...BETTENDORF...MOLINE... ROCK ISLAND...GENESEO...PRINCETON...HENNEPIN 1009 AM CST SUN DEC 11 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...PERIODS OF FREEZING DRIZZLE WILL CHANGE TO LIGHT SNOW IN THE AFTERNOON...THEN END BY EVENING. * SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS LESS THAN ONE INCH. * ICE ACCUMULATIONS...A LIGHT GLAZING OF ICE IS EXPECTED ON ELEVATED SURFACES. * LIGHT SNOW AND FREEZING DRIZZLE WILL WILL CREATE SLIPPERY TRAVEL CONDITIONS OVER THE AREA...AND MAY REDUCE VISIBILITY TO LESS THAN 1 MILE AT TIMES. LIGHT ICE ACCUMULATIONS MAY CREATE SLICK SPOTS ON UNTREATED SIDEWALKS AND PARKING LOTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW, SLEET, OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING. && $$ SHEETS
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 Quad Cities, IA wrote its last area forecast discussion before this winter storm warning went out at Dec 10, 5:57 AM CST, 5 hours 36 minutes earlier.
Area forecast discussion, Dec 10, 5:57 AM CST, 5 hours 36 minutes before
Area Forecast Discussion
National Weather Service Quad Cities IA IL
557 AM CST Sat Dec 10 2016
...12z AVIATION UPDATE...
.SYNOPSIS...
Issued at 330 AM CST Sat Dec 10 2016
The latest sfc analysis was indicating lingering elongated ridge
axis extending from ND...down to the western OH RVR Valley. Some lee
side to central Rockies llvl cyclogenesis taking place in response
to lead impulse that will be later today's weather maker. Associated
elevated warm air advection and isentropic lift induced wing of snow
already pushing acrs western into central NE and southwestern SD
ATTM.
&&
.SHORT TERM...(Today and Tonight)
ISSUED AT 330 AM CST Sat Dec 10 2016
Today...assessing several lift and frontogenesis surfaces on the
latest model runs and comparing them to what is taking place
upstream, will utilize the latest 00z run ECMWF and to some extent
the 06z NAM run for today. These solutions, as well as others are
now less bullish on extent of lift and upward omegas thru the
dendritic layer, as well as less saturation this afternoon into the
evening. Thermal profiles support not as high of LSR's as well, more
in the range of 13:1 to 15:1...several factors making for more of a
lighter snow event if the model trends are correct. Initial precip
to skirt in from the west mainly aloft in virga form by late
morning, but ongoing saturation of column seen on lowering Cond P-
Defs of 290-295K sfc's will allow for snow arrival at the surface as
the midday into afternoon progresses. Mainly light snow with a few
bursts of moderate after 20z this afternoon, will make for snow
accums by 6 PM CST/00z mainly 1 to 1.6 inches along and north of the
HWY 30 corridor with the higher amounts generally west of a Dubuque,
to Anamosa IA. With a light north adjustment to forcing/saturation
swath, areas south of I80 of at least a tier of counties may now see
only a dusting to a few tenths by 00z. High temps today low to mid
20s north of I80, to the mid to upper 20s south of I80 in increasing
southeasterly return flow.
Tonight...Will keep sharp cut-off idea generally along and south of
I80 taking into account the latest accepted model solution forcing
and saturation trends. The first round of lift may move off quickly
after 7-8 PM for a temporary lull or decrease in snow intensity in
the early to mid evening window. But the next wave aloft and ongoing
saturation profiles support an increase again from the northwest from
late evening and into the overnight. New snow amounts for the 00-12z
Sunday period generally range from 1.5 inches at Cedar Rapids, to
over 4 inches at Freeport in NW IL. This will make for a 18 hour
totals by Sunday morning of 2-5+ inches again generally from just
south of HWY 30 to the northern reaches of the DVN CWA. Areas south
of a Fairfield IA, to Monmouth IL line may just get flurries or very
little snow at all through this period if the northern track of the
system verifies. Ongoing southeasterly sfc winds of 10-20 MPH and BL
WAA should allow for little drop off in temps overnight from the Sat
afternoon highs. The following discussion below will take into
account these updated snow amounts in the short term and timing for
overnight headline decision details.
.LONG TERM...(Sunday through next Friday)
ISSUED AT 330 AM CST Sat Dec 10 2016
Sunday will see a continuation of warm advection driven light to
moderate snow in the north 1/2 to 1/3 during the morning hours. This
is the last period of all snow for the CWA, before the warm nose
advects into the southern CWA offering a mix of rain and snow.
This prolonged light to moderate snow event, combined with the PM
hours event today will offer up a headline challenge. Extensive
collaboration has gone into the decision to issue a Winter Weather
Advisory to cover what is an event that is generally 3 to 8 inches,
over a 24 to 30 hour period. Factors in this decision are: Weekend
travel impacts being lower than work week. Generally a light snow
with rates under a 1/4 inch per hour. Questionable moisture feed
Sunday as the moist conveyer veers east, per roughly half the
guidance, and most importantly, little wind impacts. Thus this is a
on again, off again, light to moderate snow with gradually
increasing totals near 8 inches in the far northeastern counties,
and lesser amounts of 2 to 6 inches to the southwest, generally down
to Interstate 80. A very sharp gradient will exist even along and
south I-80, where little snow accumulates (no impacts), to plowable
snow in a distance likely under 40 miles. This too makes this
forecast winter headline a challenge for the perceived bust
potential. Southeast Iowa, west central Illinois, and northeast
Missouri may see some light snow early Sunday, before changing to a
non accumulating or slushy snow/rain mix.
Unlike earlier runs, it appears the dendritic lift Sunday will not
be deep and intense, but rather narrow and weak. The smaller flakes,
combined with mild low levels should lead to snow ratios under 10:1,
thus Sunday afternoon's QPF of 0.10 to 0.20 only should serve to add
1 to 2 inches in the northeast and less to the southwest.
Should higher rates than expect occur today and tonight, a warning
upgrade for a county or two would still be possible, as this is such
a long duration event that there shouldn't be a rapid worsening of
any conditions.
The remainder of forecast is cold following the Arctic front early
Tuesday. Wind chills of -15 to -25 appear likely for the Wednesday
to Saturday period during the early morning hours. Some light snow
chances will also spread over the region in any isentropic lift, but
those are left to the model blend for now. The next significant trof
interaction may arrive by Friday with snow chances increasing.
ERVIN
&&
.AVIATION...(For the 12Z TAFS through 12Z Sunday Morning)
ISSUED AT 547 AM CST Sat Dec 10 2016
VFR cloud CIGS will lower to MVFR as the day progresses, with
areas of mainly light snow spreading in from the west from midday
and into the afternoon. The snow may reduce VSBYS down to 3-4SM
along and north of I80 at times from mid afternoon and into the
evening, with IFR VSBYs possible by late afternoon and evening at
CID and DBQ. MVFR to temporary bouts of IFR CIGS and VSBYS from
snow will continue tonight again mainly along and north of I80
with an incoming winter system that will linger well into Sunday.
Down at BRL CIGs may stay low VFR for much of the night and juts
flurries with little VSBY impact into Sunday morning. Light winds
to become southeast by afternoon and increase to 10-15 KTS into
tonight. This may add a bit to VSBY restrictions in the moderate
snow bands that occur. ..12..
&&
.DVN WATCHES/WARNINGS/ADVISORIES...
IA...Winter Weather Advisory from 3 PM this afternoon to 6 PM CST
Sunday for Benton-Buchanan-Cedar-Clinton-Delaware-Dubuque-
Jackson-Johnson-Jones-Linn-Muscatine-Scott.
IL...Winter Weather Advisory from 3 PM this afternoon to 6 PM CST
Sunday for Rock Island.
Winter Weather Advisory from 6 PM this evening to 6 PM CST
Sunday for Bureau-Carroll-Henry IL-Jo Daviess-Putnam-
Stephenson-Whiteside.
MO...NONE.
&&
SYNOPSIS...12
SHORT TERM...12
LONG TERM...Ervin
AVIATION...12Hazardous weather outlook, Dec 10, 4:35 AM CST, 6 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 435 AM CST SAT DEC 10 2016 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-111045- BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON- CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON- HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL- WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON- WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- 435 AM CST SAT DEC 10 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST MISSOURI. .DAY ONE...TODAY AND TONIGHT A LONG DURATION LIGHT TO MODERATE SNOW EVENT IS SET TO IMPACT IOWA...NORTHERN ILLINOIS...AND THE UPPER MIDWEST THIS AFTERNOON THROUGH SUNDAY EVENING. SNOW IS EXPECTED TO SPREAD IN FROM THE WEST ALONG AND NORTH OF INTERSTATE 80 EARLY THIS AFTERNOON AND CONTINUE THOUGH TONIGHT. CURRENT INDICATIONS SUGGEST THAT AREAS GENERALLY ALONG AND NORTH OF HIGHWAY 30 MAY GET AN INCH OR MORE OF SNOW ACCUMULATION BY 6 PM CST. THE SNOW WILL THEN CONTINUE TONIGHT WITH AN ADDITIONAL 1 TO 4 INCHES OF SNOW ACCUMULATION POSSIBLE ALONG AND NORTH OF INTERSTATE 80 BY DAYBREAK SUNDAY MORNING. THE HIGHER AMOUNTS ARE EXPECTED NORTH OF THE HIGHWAY 30 CORRIDOR AND ESPECIALLY FROM DUBUQUE IOWA...TO FREEPORT IN NORTHWESTERN ILLINOIS. FARTHER SOUTH OF I-80...SNOW OR SNOW MIXED WITH RAIN MAY BE DELAYED UNTIL SUNDAY. A WINTER WEATHER ADVISORY FOR PERIODS OF SNOW FOR A RATHER LONG DURATION...ARE IN EFFECT FOR AREAS GENERALLY ALONG AND NORTH OF THE INTERSTATE 80 CORRIDOR FROM THIS AFTERNOON THROUGH SUNDAY EVENING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SNOW WILL CONTINUE SUNDAY MORNING THROUGH AFTERNOON...WITH SOME RAIN MIXED IN OVER SOUTHEAST IOWA...NORTHEAST MISSOURI...AND WEST CENTRAL ILLINOIS ESPECIALLY AFTER 10 AM. ADDITIONAL ACCUMULATIONS SUNDAY OF 1 TO 4 INCHES ARE EXPECTED...WITH THE HIGHEST AMOUNTS FOUND IN NORTHWEST ILLINOIS. STORM TOTALS OVER THE EXTENDED PERIOD OF LIGHT TO MODERATE SNOW WILL RANGE FROM AROUND 1 INCH IN LOCATIONS SOUTH OF INTERSTATE 80...TO 4 TO 5 INCHES ALONG HIGHWAY 30 IN IOWA AND ILLINOIS. THE HIGHEST TOTALS ARE EXPECTED ALONG THE HIGHWAY 20 CORRIDOR...WHERE 4 TO NEARLY 8 INCHES OF SNOW IS LIKELY FROM THIS AFTERNOON THROUGH SUNDAY EVENING. VERY COLD CONDITIONS ARE FORECAST NEXT WEEK. EARLY MORNING LOWS IN THE SINGLE DIGITS ABOVE AND BELOW ZERO ARE EXPECTED WEDNESDAY AND THURSDAY...AND WIND CHILL VALUES COULD APPROACH 20 BELOW ZERO DURING THE EARLY MORNING HOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT. HOWEVER... SNOWFALL REPORTS OF 1 INCH OR MORE WOULD BE APPRECIATED. 12/ERVIN
In the hours before
Special weather statement, Dec 10, 10:01 AM CST, 1 hour 32 minutes before
Special Weather Statement National Weather Service Quad Cities IA IL 1001 AM CST Sat Dec 10 2016 IAZ063-064-076-077-087-088-098-099-MOZ009-010-101815- Iowa-Johnson-Keokuk-Washington-Jefferson-Henry IA-Van Buren-Lee- Scotland-Clark- Including the cities of...Marengo...Iowa City...Sigourney... Washington...Fairfield...Mount Pleasant...Keosauqua... Fort Madison...Memphis...Kahoka 1001 AM CST Sat Dec 10 2016 ...A BAND OF MODERATE SNOW THIS MORNING... AT 955 AM CST A NARROW BAND OF MODERATE SNOW EXTENDED FROM JUST WEST OF DES MOINES TO NEAR OTTUMWA. THE BAND OF SNOW WAS MOVING EASTWARD AND WILL BE AFFECTING PORTIONS OF EASTERN IOWA AND NORTHEAST MISSOURI THIS MORNING. VISIBILITY WILL QUICKLY DROP TO LESS THAN A MILE AND FREQUENTLY TO 1/2 MILE WITH SNOWFALL AMOUNTS OF AN INCH OR TWO LIKELY. WITH TEMPERATURES IN THE 20S ROADWAYS WILL QUICKLY BECOME SNOW COVERED AND HAZARDOUS THIS MORNING. SLOW DOWN AND USE EXTRA CAUTION. HAASE
Nearby
Winter Storm Warnings in Iowa, 2016Winter Storm Warnings in Illinois, 2016Every winter storm warning in 2016
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.