Alert archive / Iowa / Winter Storm Warnings in 2011
Winter Storm Warning 4, NWS Des Moines, IA
NWS Des Moines, IA issued this winter storm warning at Mar 8, 2011, 3:39 PM CST for 10 counties in Iowa. It took effect at Mar 8, 2011, 6:00 PM CST. It was in force for 16 hr. 29 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
- Mar 8, 2011, 3:39 PM CST (21:39 UTC)
- In effect from
- Mar 8, 2011, 6:00 PM CST
- Expired
- Mar 9, 2011, 9:53 AM CST
- In force
- 16 hr
- Issued by
- NWS Des Moines, IA
Counties Black Hawk County, IA, Bremer County, IA, Butler County, IA, Cerro Gordo County, IA, Franklin County, IA, Grundy County, IA, Hardin County, IA, Marshall County, IA, Story County, IA, Tama County, IA
The radar
The Des Moines radar (KDMX), 107 km from the middle of the area, began a volume at 21:41 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 |
|---|---|---|---|
| Mar 8, 11:56 PM CST | SNOW 1 | Nne Mason City, IA | FROM KIMT TV |
| Mar 8, 11:58 PM CST | SNOW 2 | 4 Wnw Ames Airport, IA | |
| Mar 9, 12:06 AM CST | SNOW 0.6 | Waterloo, IA | OFFICIAL WATERLOO SNOWFALL |
| Mar 9, 12:52 AM CST | SNOW 1 | Waverly, IA | ONE INCH OF SLUSHY SNOW IN TOWN. OFFICERS REPORTED 3 TO 4 INCHES IN RURAL AREAS. |
| Mar 9, 12:53 AM CST | SNOW 1 | Allison, IA | VERY SLUSHY SNOW. |
| Mar 9, 12:54 AM CST | SNOW 1 | Grundy Center, IA | |
| Mar 9, 12:55 AM CST | SNOW 0 | Tama, IA | RAIN/SNOW MIX FALLING. |
| Mar 9, 12:56 AM CST | SNOW 4 | Hampton, IA | WET SNOW. |
| Mar 9, 12:59 AM CST | SNOW 3.5 | Eldora, IA | WET SNOW. |
| Mar 9, 2:05 AM CST | SNOW 0.5 | 1 Ne Waterloo, IA | SLUSHY SNOW...FROM KWWL TV |
| Mar 9, 2:18 AM CST | SNOW 1 | 1 Sse Mason City, IA | |
| Mar 9, 3:11 AM CST | SNOW 3 | 2 Nne Ames Airport, IA | QUITE SLUSHY WITH AN INCH OR SO LESS ON THE ROADS. |
| Mar 9, 3:30 AM CST | SNOW 2 | Allison, IA | |
| Mar 9, 3:32 AM CST | SNOW 4 | Hampton, IA | |
| Mar 9, 3:33 AM CST | SNOW 4 | Eldora, IA | |
| Mar 9, 3:35 AM CST | SNOW 2.5 | Grundy Center, IA | |
| Mar 9, 4:45 AM CST | SNOW 1.5 | 1 Sse Mason City, IA | |
| Mar 9, 5:00 AM CST | SNOW 2.5 | Mason City, IA | |
| Mar 9, 5:47 AM CST | SNOW 2.8 | Grundy Center, IA | FROM KWWL TV VIEWER |
| Mar 9, 5:56 AM CST | SNOW 1.3 | Waterloo, IA | OFFICIAL WATERLOO SNOWFALL. SNOW DEPTH ONE INCH. |
| Mar 9, 6:00 AM CST | SNOW 3.8 | State Center, IA | EMERGENCY MANAGER REPORTS 3.8 INCHES OF SNOW MEASURED AT STATE CENTER OVERNIGHT. |
| Mar 9, 7:00 AM CST | SNOW 0.5 | Toledo, IA | |
| Mar 9, 7:00 AM CST | SNOW 0.8 | Garwin, IA | |
| Mar 9, 7:00 AM CST | SNOW 1 | Marshalltown, IA | |
| Mar 9, 7:00 AM CST | SNOW 2 | Gilman, IA | |
| Mar 9, 7:00 AM CST | SNOW 2.2 | Grundy Center, IA | |
| Mar 9, 7:00 AM CST | SNOW 2.6 | Iowa Falls, IA | |
| Mar 9, 7:00 AM CST | SNOW 3 | Parkersburg, IA | |
| Mar 9, 7:00 AM CST | SNOW 3.5 | Mason City, IA |
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, 9.7 hours before the alert went out and 219 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
- 631 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 63 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.
783 WWUS43 KDMX 082139 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 339 PM CST TUE MAR 8 2011 .LOW PRESSURE ORGANIZING OVER OKLAHOMA EARLY THIS EVENING WILL MOVE TO WEST CENTRAL ILLINOIS BY WEDNESDAY MORNING...AND TO LOWER MICHIGAN BY WEDNESDAY NIGHT. RAIN AND SNOW WILL OVERSPREAD THE AREA TONIGHT AND MAY BECOME HEAVY AT TIMES OVER PARTS OF THE NORTHWEST TWO THIRDS OF IOWA. THE SNOW IS EXPECTED TO BE WET RATHER THAN FLUFFY...SO BLOWING SNOW IS NOT LIKELY TO BE A PROBLEM. IAZ017-026>028-037>039-048>050-090545- /O.UPG.KDMX.WS.A.0005.110309T0000Z-110309T1800Z/ /O.NEW.KDMX.WS.W.0004.110309T0000Z-110309T1800Z/ CERRO GORDO-FRANKLIN-BUTLER-BREMER-HARDIN-GRUNDY-BLACK HAWK-STORY- MARSHALL-TAMA- INCLUDING THE CITIES OF...MASON CITY...HAMPTON...ALLISON... WAVERLY...ELDORA...GRUNDY CENTER...WATERLOO...AMES... MARSHALLTOWN...TOLEDO 339 PM CST TUE MAR 8 2011 ...WINTER STORM WARNING IN EFFECT UNTIL NOON CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL NOON CST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...A MIXTURE OF RAIN AND SNOW WILL BEGIN IN THE WARNING AREA BY EARLY EVENING. THE RAIN WILL CHANGE TO SNOW DURING THE MID AND LATE EVENING HOURS AND MAY BECOME HEAVY AT TIMES WITH ACCUMULATIONS OF 1 TO 2 INCHES PER HOURS. SNOW INTENSITY WILL DIMINISH LATER TONIGHT...WITH LIGHT SNOW CONTINUING INTO WEDNESDAY MORNING. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS ARE EXPECTED TO BE IN THE FIVE TO SEVEN INCH RANGE OVER THE WARNING AREA...WITH A FEW LOCATIONS REACHING 8 INCHES OR SO. THE SNOW WILL BE RATHER WET...RATHER THAN FLUFFY. * WINDS/VISIBILITY...NORTHEAST TO NORTH WINDS OF 15 TO 25 MPH MAY ENHANCE VISIBILITY RESTRICTIONS DURING THE HEAVIER PERIODS OF SNOW. HOWEVER THE WET NATURE OF THE SNOW SHOULD DIMINISH ANY BLOWING AND DRIFTING. * IMPACTS...ROADS MAY BECOME SLICK AND SNOW COVERED TONIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. 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. && $$ IAZ004>007-015-016-023>025-033>036-044>047-057>061-070>073-081- 082-092-093-090545- /O.UPG.KDMX.WS.A.0005.110309T0000Z-110309T1800Z/ /O.NEW.KDMX.WW.Y.0011.110309T0000Z-110309T1800Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-POCAHONTAS- HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER-HAMILTON-CRAWFORD-CARROLL- GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-CASS-ADAIR- MADISON-WARREN-ADAMS-UNION-TAYLOR-RINGGOLD- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...POCAHONTAS...HUMBOLDT... CLARION...SAC CITY...ROCKWELL CITY...FORT DODGE...WEBSTER CITY... DENISON...CARROLL...JEFFERSON...BOONE...AUDUBON... GUTHRIE CENTER...ADEL...DES MOINES...NEWTON...ATLANTIC... GREENFIELD...WINTERSET...INDIANOLA...CORNING...CRESTON... BEDFORD...MOUNT AYR 339 PM CST TUE MAR 8 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL NOON CST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...A MIXTURE OF RAIN AND SNOW WILL BEGIN IN THE ADVISORY AREA THIS EVENING. THE RAIN WILL CHANGE TO SNOW DURING THE MID AND LATE EVENING HOURS. SNOW MAY BECOME HEAVY FOR BRIEF PERIODS. THE SNOW IN INTENSITY WILL DIMINISH LATER TONIGHT...WITH LIGHT SNOW CONTINUING INTO WEDNESDAY MORNING. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS ARE EXPECTED TO VARY ONE TO 5 INCHES DEPENDING ON THE TIME OF CHANGEOVER. MOST LOCATIONS IN THE ADVISORY AREA WILL RECEIVE THREE OR FOUR INCHES OF SNOW. THE SNOW WILL BE RATHER WET...RATHER THAN FLUFFY. * WINDS/VISIBILITY...NORTHEAST TO NORTH WINDS OF 15 TO 25 MPH MAY ENHANCE VISIBILITY RESTRICTIONS DURING THE HEAVIER PERIODS OF SNOW. HOWEVER THE WET NATURE OF THE SNOW SHOULD DIMINISH ANY BLOWING AND DRIFTING. * IMPACTS...ROADS MAY BECOME SLICK AND SNOW COVERED TONIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$
6 follow-up statements
138 WWUS43 KDMX 090119 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 719 PM CST TUE MAR 8 2011 .LOW PRESSURE WILL LIFT NORTHEAST ACROSS MISSOURI TONIGHT THEN INTO THE WESTERN GREAT LAKES ON WEDNESDAY. RAIN WILL CHANGE SNOW TONIGHT AND MAY BECOME HEAVY AT TIMES. AREAS OF LIGHT SNOW WILL CONTINUE ON WEDNESDAY. IAZ017-026>028-037>039-048>050-090930- /O.CON.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ CERRO GORDO-FRANKLIN-BUTLER-BREMER-HARDIN-GRUNDY-BLACK HAWK-STORY- MARSHALL-TAMA- INCLUDING THE CITIES OF...MASON CITY...HAMPTON...ALLISON... WAVERLY...ELDORA...GRUNDY CENTER...WATERLOO...AMES... MARSHALLTOWN...TOLEDO 719 PM CST TUE MAR 8 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY. * SHORT TERM TRENDS...EXPECT RAIN TO CHANGE TO SNOW OVERNIGHT AND WITH THE PRECIPITATION BECOMING HEAVY AT TIMES. ACCUMULATIONS OF 1 INCH PER HOUR ARE POSSIBLE THROUGH 3 AM. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS ARE EXPECTED TO BE IN THE FIVE TO SEVEN INCH RANGE OVER THE WARNING AREA... WITH A FEW LOCATIONS REACHING 8 INCHES OR SO. THE SNOW WILL BE RATHER WET...RATHER THAN FLUFFY. * WINDS/VISIBILITY...VISIBILITIES DOWN TO ONE QUARTER MILE IN SNOW ARE EXPECTED. NORTHEAST TO NORTH WINDS OF 15 TO 25 MPH MAY PRODUCE LOCALIZED BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED TONIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. 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. && $$ IAZ004>007-015-016-023>025-033>036-044>047-057>061-070>073-081- 082-092-093-090930- /O.CON.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-POCAHONTAS- HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER-HAMILTON-CRAWFORD-CARROLL- GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-CASS-ADAIR- MADISON-WARREN-ADAMS-UNION-TAYLOR-RINGGOLD- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...POCAHONTAS...HUMBOLDT... CLARION...SAC CITY...ROCKWELL CITY...FORT DODGE...WEBSTER CITY... DENISON...CARROLL...JEFFERSON...BOONE...AUDUBON... GUTHRIE CENTER...ADEL...DES MOINES...NEWTON...ATLANTIC... GREENFIELD...WINTERSET...INDIANOLA...CORNING...CRESTON... BEDFORD...MOUNT AYR 719 PM CST TUE MAR 8 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY. * SHORT TERM TRENDS...RAIN WILL CHANGE TO SNOW ACROSS THE AREA TONIGHT. SNOW FALL AMOUNTS THROUGH 10 PM WILL RANGE UP TO 2 INCHES. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO ONE HALF MILE AT TIMES IN FALLING SNOW. NORTHEAST TO NORTH WINDS OF 15 TO 25 MPH CAUSE LOCALIZED BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED OVERNIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$
295 WWUS43 KDMX 090350 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 950 PM CST TUE MAR 8 2011 .LOW PRESSURE WILL LIFT NORTHEAST ACROSS MISSOURI TONIGHT THEN INTO THE WESTERN GREAT LAKES ON WEDNESDAY. RAIN WILL CHANGE SNOW TONIGHT AND MAY BECOME HEAVY AT TIMES. AREAS OF LIGHT SNOW WILL CONTINUE INTO WEDNESDAY MORNING OVER THE NORTHEAST. IAZ017-048-049-091200- /O.CAN.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ /O.EXA.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ CERRO GORDO-STORY-MARSHALL- INCLUDING THE CITIES OF...MASON CITY...AMES...MARSHALLTOWN 950 PM CST TUE MAR 8 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST WEDNESDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER WEATHER ADVISORY FOR MODERATE SNOWFALL...WHICH IS IN EFFECT UNTIL NOON CST WEDNESDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * SHORT TERM TRENDS...AREAS OF SNOW WILL BE LOCALLY HEAVY AT TIMES THROUGH 1 AM. THE SNOW WILL GRADUALLY DIMINISH IN INTENSITY FROM SOUTHWEST TO NORTHEAST OVERNIGHT WITH THE BULK OF ACCUMULATIONS OCCURRING BY 3 AM. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO ONE QUARTER MILE AT TIMES IN FALLING SNOW. NORTHEAST TO NORTH WINDS OF 15 TO 25 MPH CAUSE LOCALIZED BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED OVERNIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ IAZ004-015-023-033-044-057-070-071-081-082-092-093-090500- /O.CAN.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ EMMET-PALO ALTO-POCAHONTAS-SAC-CRAWFORD-AUDUBON-CASS-ADAIR-ADAMS- UNION-TAYLOR-RINGGOLD- INCLUDING THE CITIES OF...ESTHERVILLE...EMMETSBURG...POCAHONTAS... SAC CITY...DENISON...AUDUBON...ATLANTIC...GREENFIELD...CORNING... CRESTON...BEDFORD...MOUNT AYR 950 PM CST TUE MAR 8 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WINTER WEATHER ADVISORY. AREAS OF SNOW WILL CONTINUE TO DIMINISH TONIGHT WITH TOTAL SNOWFALL ACCUMULATIONS UP TO 2 INCHES EXPECTED. $$ IAZ026>028-037>039-050-091200- /O.CON.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ FRANKLIN-BUTLER-BREMER-HARDIN-GRUNDY-BLACK HAWK-TAMA- INCLUDING THE CITIES OF...HAMPTON...ALLISON...WAVERLY...ELDORA... GRUNDY CENTER...WATERLOO...TOLEDO 950 PM CST TUE MAR 8 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY. * SHORT TERM TRENDS...AREAS OF SNOW WILL CONTINUE OVERNIGHT AND WITH THE PRECIPITATION BECOMING HEAVY AT TIMES. ACCUMULATIONS OF 1 INCH PER HOUR ARE POSSIBLE THROUGH 3 AM. * STORM TOTAL SNOW ACCUMULATIONS...TOTAL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED BY NOON WEDNESDAY. * WINDS/VISIBILITY...VISIBILITIES DOWN TO ONE QUARTER MILE IN SNOW ARE EXPECTED. NORTHEAST TO NORTH WINDS OF 15 TO 25 MPH MAY PRODUCE LOCALIZED BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED TONIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. 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. && $$ IAZ005>007-016-024-025-034>036-045>047-058>061-072-073-091200- /O.CON.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ KOSSUTH-WINNEBAGO-WORTH-HANCOCK-HUMBOLDT-WRIGHT-CALHOUN-WEBSTER- HAMILTON-CARROLL-GREENE-BOONE-GUTHRIE-DALLAS-POLK-JASPER-MADISON- WARREN- INCLUDING THE CITIES OF...ALGONA...FOREST CITY...NORTHWOOD... GARNER...HUMBOLDT...CLARION...ROCKWELL CITY...FORT DODGE... WEBSTER CITY...CARROLL...JEFFERSON...BOONE...GUTHRIE CENTER... ADEL...DES MOINES...NEWTON...WINTERSET...INDIANOLA 950 PM CST TUE MAR 8 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY. * SHORT TERM TRENDS...AREAS OF SNOW WILL BE LOCALLY HEAVY AT TIMES THROUGH 1 AM. THE SNOW WILL GRADUALLY DIMINISH IN INTENSITY FROM SOUTHWEST TO NORTHEAST OVERNIGHT WITH THE BULK OF ACCUMULATIONS OCCURRING BY 3 AM. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO ONE QUARTER MILE AT TIMES IN FALLING SNOW. NORTHEAST TO NORTH WINDS OF 15 TO 25 MPH CAUSE LOCALIZED BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED OVERNIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ DONAVON
079 WWUS43 KDMX 090705 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 105 AM CST WED MAR 9 2011 .LOW PRESSURE WILL LIFT NORTHEAST ACROSS MISSOURI TONIGHT THEN INTO THE WESTERN GREAT LAKES ON WEDNESDAY. RAIN WILL CHANGE SNOW TONIGHT AND MAY BECOME HEAVY AT TIMES. AREAS OF LIGHT SNOW WILL CONTINUE INTO WEDNESDAY MORNING OVER THE NORTHEAST. IAZ034-045-058-090815- /O.CAN.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ CALHOUN-CARROLL-GUTHRIE- INCLUDING THE CITIES OF...ROCKWELL CITY...CARROLL... GUTHRIE CENTER 105 AM CST WED MAR 9 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WINTER WEATHER ADVISORY. LIGHT SNOW WILL CONTINUE OVER THE AREA OFF AND ON THROUGH TODAY BUT ONLY MINOR ACCUMULATIONS ARE EXPECTED AND TOTAL ACCUMULATIONS ARE NOT EXPECTED TO REACH ADVISORY CRITERIA. $$ IAZ026>028-037>039-050-091515- /O.CON.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ FRANKLIN-BUTLER-BREMER-HARDIN-GRUNDY-BLACK HAWK-TAMA- INCLUDING THE CITIES OF...HAMPTON...ALLISON...WAVERLY...ELDORA... GRUNDY CENTER...WATERLOO...TOLEDO 105 AM CST WED MAR 9 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. * SHORT TERM TRENDS...AREAS OF SNOW WILL CONTINUE OVERNIGHT AND WITH THE PRECIPITATION BECOMING HEAVY AT TIMES. * STORM TOTAL SNOW ACCUMULATIONS...TOTAL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED BY NOON WEDNESDAY. * WINDS/VISIBILITY...VISIBILITIES DOWN TO ONE QUARTER MILE IN SNOW ARE EXPECTED. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED TONIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ005>007-016-017-024-025-035-036-046>049-059>061-072-073-091515- /O.CON.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ KOSSUTH-WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-HUMBOLDT-WRIGHT- WEBSTER-HAMILTON-GREENE-BOONE-STORY-MARSHALL-DALLAS-POLK-JASPER- MADISON-WARREN- INCLUDING THE CITIES OF...ALGONA...FOREST CITY...NORTHWOOD... GARNER...MASON CITY...HUMBOLDT...CLARION...FORT DODGE... WEBSTER CITY...JEFFERSON...BOONE...AMES...MARSHALLTOWN...ADEL... DES MOINES...NEWTON...WINTERSET...INDIANOLA 105 AM CST WED MAR 9 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. * SHORT TERM TRENDS...AREAS OF SNOW WILL BE LOCALLY HEAVY AT TIMES THROUGH 1 AM. THE SNOW WILL GRADUALLY DIMINISH IN INTENSITY FROM SOUTHWEST TO NORTHEAST OVERNIGHT WITH THE BULK OF ACCUMULATIONS OCCURRING BY 3 AM. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS OF 2 TO 4 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO ONE HALF MILE AT TIMES IN FALLING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED OVERNIGHT WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ FAB
496 WWUS43 KDMX 091011 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 411 AM CST WED MAR 9 2011 .LOW PRESSURE WILL LIFT INTO THE WESTERN GREAT LAKES TODAY. MODERATE TO OCCASIONALLY HEAVY SNOWFALL IS STILL EXPECTED THROUGH MID MORNING ACROSS NORTHEAST IOWA. IAZ038-039-091800- /O.CAN.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ /O.EXA.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ GRUNDY-BLACK HAWK- INCLUDING THE CITIES OF...GRUNDY CENTER...WATERLOO 411 AM CST WED MAR 9 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL NOON CST TODAY. THE WINTER STORM WARNING HAS BEEN CANCELED. * SHORT TERM TRENDS...LIGHT TO MODERATE SNOWFALL WILL OCCUR THROUGH THE MORNING HOURS. THERE MAY BE A PERIOD OR TWO OF MODERATE TO HEAVY SNOW AT TIMES THROUGH MID MORNING. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS UP TO 3 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO THREE QUARTERS OF A MILE AT TIMES. * IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED WITH HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... *A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ IAZ050-091115- /O.CAN.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ TAMA- INCLUDING THE CITY OF...TOLEDO 411 AM CST WED MAR 9 2011 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELED THE WINTER STORM WARNING. WARMER AIR HAS PREVENTED AN EARLIER CHANGE OVER TO SNOW AND ANY SNOWFALL THAT OCCURS THIS MORNING IS NOW EXPECTED TO FALL WELL SHORT OF WARNING OR ADVISORY CRITERIA. $$ IAZ026>028-037-091800- /O.CON.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ FRANKLIN-BUTLER-BREMER-HARDIN- INCLUDING THE CITIES OF...HAMPTON...ALLISON...WAVERLY...ELDORA 411 AM CST WED MAR 9 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. * SHORT TERM TRENDS...AREAS OF SNOW WILL CONTINUE THIS MORNING WITH MODERATE TO HEAVY SNOW AT TIMES. * STORM TOTAL SNOW ACCUMULATIONS...TOTAL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES DOWN TO ONE HALF MILE IN SNOW ARE EXPECTED. * IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ005>007-016-017-024-025-035-036-046>049-059>061-072-073-091800- /O.CON.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ KOSSUTH-WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-HUMBOLDT-WRIGHT- WEBSTER-HAMILTON-GREENE-BOONE-STORY-MARSHALL-DALLAS-POLK-JASPER- MADISON-WARREN- INCLUDING THE CITIES OF...ALGONA...FOREST CITY...NORTHWOOD... GARNER...MASON CITY...HUMBOLDT...CLARION...FORT DODGE... WEBSTER CITY...JEFFERSON...BOONE...AMES...MARSHALLTOWN...ADEL... DES MOINES...NEWTON...WINTERSET...INDIANOLA 411 AM CST WED MAR 9 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. * SHORT TERM TRENDS...LIGHT SNOW WILL CONTINUE OVER THE AREA THIS MORNING. THE SNOW MAY BE MODERATE AT TIMES THROUGH EARLY MORNING. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS OF UP TO 4 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO ONE MILE AT TIMES. * IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED WITH HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ FAB
455 WWUS43 KDMX 091318 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 718 AM CST WED MAR 9 2011 .LOW PRESSURE WILL LIFT INTO THE WESTERN GREAT LAKES TODAY. MODERATE TO OCCASIONALLY HEAVY SNOWFALL IS STILL EXPECTED THROUGH MID MORNING ACROSS NORTHEAST IOWA. IAZ026>028-037-091800- /O.CON.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ FRANKLIN-BUTLER-BREMER-HARDIN- INCLUDING THE CITIES OF...HAMPTON...ALLISON...WAVERLY...ELDORA 718 AM CST WED MAR 9 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. * SHORT TERM TRENDS...AREAS OF SNOW WILL CONTINUE THIS MORNING WITH MODERATE SNOW AT TIMES. * STORM TOTAL SNOW ACCUMULATIONS...TOTAL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES DOWN TO ONE MILE IN SNOW AND FOG ARE EXPECTED. * IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED WITH HAZARDOUS TRAVEL CONDITIONS. THE WEIGHT OF THE WET SNOW MAY ALSO DAMAGE SHRUBS AND SMALL TREE BRANCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ005>007-016-017-024-025-035-036-038-039-046>049-059>061-072- 073-091800- /O.CON.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ KOSSUTH-WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-HUMBOLDT-WRIGHT- WEBSTER-HAMILTON-GRUNDY-BLACK HAWK-GREENE-BOONE-STORY-MARSHALL- DALLAS-POLK-JASPER-MADISON-WARREN- INCLUDING THE CITIES OF...ALGONA...FOREST CITY...NORTHWOOD... GARNER...MASON CITY...HUMBOLDT...CLARION...FORT DODGE... WEBSTER CITY...GRUNDY CENTER...WATERLOO...JEFFERSON...BOONE... AMES...MARSHALLTOWN...ADEL...DES MOINES...NEWTON...WINTERSET... INDIANOLA 718 AM CST WED MAR 9 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. * SHORT TERM TRENDS...LIGHT SNOW WILL CONTINUE OVER THE AREA THIS MORNING. THE SNOW MAY BE MODERATE AT TIMES THROUGH 9 AM. * STORM TOTAL SNOW ACCUMULATIONS...ACCUMULATIONS OF UP TO 4 INCHES ARE EXPECTED. * WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO ONE MILE AT TIMES IN LIGHT SNOW AND FOG. * IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED WITH HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ FAB
318 WWUS43 KDMX 091553 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 953 AM CST WED MAR 9 2011 ...WINTER STORM WARNING AND WINTER WEATHER ADVISORY CANCELLED... .ACCUMULATING SNOWFALL HAS ENDED FOR THE MOST PART ACROSS THE AREA...SO THE WARNING AND ADVISORY HAVE BEEN CANCELLED. IAZ026>028-037-091700- /O.CAN.KDMX.WS.W.0004.000000T0000Z-110309T1800Z/ FRANKLIN-BUTLER-BREMER-HARDIN- INCLUDING THE CITIES OF...HAMPTON...ALLISON...WAVERLY...ELDORA 953 AM CST WED MAR 9 2011 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WINTER STORM WARNING. ALTHOUGH VERY LIGHT SNOW CONTINUES TO FALL...SNOW ACCUMULATIONS HAVE LARGELY ENDED ACROSS THE AREA. ONLY A LIGHT ADDITIONAL DUSTING IS EXPECTED TODAY...SO THE WARNING HAS BEEN CANCELLED. HOWEVER...WITH TEMPERATURES HOVERING NEAR FREEZING SOME ROADS WILL REMAIN SLUSHY TODAY AND DRIVERS SHOULD CONTINUE TO EXERCISE CAUTION. $$ IAZ005>007-016-017-024-025-035-036-038-039-046>049-059>061-072- 073-091700- /O.CAN.KDMX.WW.Y.0011.000000T0000Z-110309T1800Z/ KOSSUTH-WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-HUMBOLDT-WRIGHT- WEBSTER-HAMILTON-GRUNDY-BLACK HAWK-GREENE-BOONE-STORY-MARSHALL- DALLAS-POLK-JASPER-MADISON-WARREN- INCLUDING THE CITIES OF...ALGONA...FOREST CITY...NORTHWOOD... GARNER...MASON CITY...HUMBOLDT...CLARION...FORT DODGE... WEBSTER CITY...GRUNDY CENTER...WATERLOO...JEFFERSON...BOONE... AMES...MARSHALLTOWN...ADEL...DES MOINES...NEWTON...WINTERSET... INDIANOLA 953 AM CST WED MAR 9 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WINTER WEATHER ADVISORY. ALTHOUGH VERY LIGHT SNOW CONTINUES TO FALL...SNOW ACCUMULATIONS HAVE LARGELY ENDED ACROSS THE AREA. ONLY A LIGHT ADDITIONAL DUSTING IS EXPECTED TODAY...SO THE ADVISORY HAS BEEN CANCELLED. HOWEVER...WITH TEMPERATURES HOVERING NEAR FREEZING SOME ROADS WILL REMAIN SLUSHY TODAY AND DRIVERS SHOULD CONTINUE TO EXERCISE CAUTION. $$ LEE
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 8, 4:15 AM CST | Winter Storm Watch | DMX | Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 34 more | 11 hr |
| Mar 8, 3:39 PM CST | Winter Weather Advisory | DMX | Adair, Adams, Audubon, Black Hawk, Boone, Calhoun and 29 more | 18 hr |
Nearby
Winter Storm Warnings in Iowa, 2011Every winter storm warning in 2011
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.