Alert archive / Iowa / Winter Storm Warnings in 2011
Winter Storm Warning 3, NWS Des Moines, IA
NWS Des Moines, IA issued this winter storm warning at Feb 24, 2011, 12:05 PM CST for 12 counties in Iowa. It took effect at Feb 24, 2011, 3:00 PM CST. It was in force for 9 hr. 12 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 24, 2011, 12:05 PM CST (18:05 UTC)
- In effect from
- Feb 24, 2011, 3:00 PM CST
- Expired
- Feb 25, 2011, 12:00 AM CST
- In force
- 9 hr
- Issued by
- NWS Des Moines, IA
Counties Appanoose County, IA, Clarke County, IA, Davis County, IA, Decatur County, IA, Lucas County, IA, Mahaska County, IA, Marion County, IA, Monroe County, IA, Poweshiek County, IA, Ringgold County, IA, Wapello County, IA, Wayne County, IA
The radar
The Des Moines radar (KDMX), 95 km from the middle of the area, began a volume at 18:04 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 24, 6:05 PM CST | SNOW 0.5 | Knoxville, IA | MARION CO...SEVERAL ACCIDENTS ALREADY. |
| Feb 24, 6:23 PM CST | SNOW 3 | 2 Ene Pella Airport, IA | ONE QUARTER MILE VISIBILITY |
| Feb 24, 6:26 PM CST | SNOW 0.8 | Melcher-Dallas, IA | |
| Feb 24, 7:30 PM CST | SNOW 4.4 | Murray, IA | |
| Feb 24, 7:32 PM CST | SNOW 2.2 | Wsw New Sharon, IA | WET...HEAVY SNOW SINCE 500 PM |
| Feb 24, 7:39 PM CST | SNOW 2 | Chariton, IA | |
| Feb 24, 7:42 PM CST | SNOW 3 | Ottumwa, IA | |
| Feb 24, 7:52 PM CST | SNOW 3 | 3 Wsw Oskaloosa, IA | |
| Feb 24, 8:14 PM CST | SNOW 3 | Mount Ayr, IA | |
| Feb 24, 8:57 PM CST | SNOW 4.5 | Oskaloosa, IA | |
| Feb 24, 9:02 PM CST | SNOW 3.5 | 1 Ne Ottumwa, IA | |
| Feb 24, 10:15 PM CST | SNOW 4 | 3 Wsw Oskaloosa, 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, 6.1 hours before the alert went out and 228 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
- 873 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- -165 m²/s²
- 0-3 km storm-relative helicity
- -57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
853 WWUS43 KDMX 241805 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1205 PM CST THU FEB 24 2011 .A STORM SYSTEM IS INTENSIFYING OVER THE SOUTHERN PLAINS AND WILL LIFT ACROSS MISSOURI INTO ILLINOIS THROUGH TONIGHT. THE QUICKER INTENSIFICATION OF THIS STORM WILL CAUSE MODERATE TO HEAVY SNOW TO OVERSPREAD THE FAR SOUTHEAST PORTION OF CENTRAL IOWA WITH LIGHT TO MODERATE SNOW ALONG THE INTERSTATE 80 CORRIDOR. IAZ062-074-075-083>086-093>097-250215- /O.UPG.KDMX.WW.Y.0009.110224T2100Z-110225T0600Z/ /O.NEW.KDMX.WS.W.0003.110224T2100Z-110225T0600Z/ POWESHIEK-MARION-MAHASKA-CLARKE-LUCAS-MONROE-WAPELLO-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...GRINNELL...KNOXVILLE...OSKALOOSA... OSCEOLA...CHARITON...ALBIA...OTTUMWA...MOUNT AYR...LEON... CORYDON...CENTERVILLE...BLOOMFIELD 1205 PM CST THU FEB 24 2011 ...WINTER STORM WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND SOME BLOWING SNOW...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...SNOW IS FORECAST TO MOVE INTO SOUTHERN IOWA AFTER 2 PM AND INTENSIFY BY LATE AFTERNOON THROUGH MID EVENING. THE SNOW WILL DIMINISH AFTER MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 6 TO 8 INCHES WITH THE HEAVIEST AMOUNTS ALONG THE MISSOURI BORDER AND NEAR THE OTTUMWA AND BLOOMFIELD AREAS. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE DURING THE AFTERNOON FROM THE NORTH AT 10 TO 20 MPH. THESE WINDS WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE UNDER A HALF MILE BY LATE AFTERNOON WITH VISIBILITIES DROPPING TO ONE QUARTER OF A MILE FOR BRIEF PERIODS EARLY THIS EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS BY THIS EVENING. IN ADDITION...THE HEAVIER SNOWFALL DURING THE LATE AFTERNOON THROUGH EARLY EVENING WILL DROP VISIBILITIES MAKING TRAVEL HAZARDOUS DURING THIS TIME PRECAUTIONARY/PREPAREDNESS ACTIONS... *A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. 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. && $$ IAZ050-059-060-071-250215- /O.EXA.KDMX.WW.Y.0009.110224T2100Z-110225T0600Z/ TAMA-DALLAS-POLK-ADAIR- INCLUDING THE CITIES OF...TOLEDO...ADEL...DES MOINES...GREENFIELD 1205 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT. * TIMING...SNOW IS FORECAST TO MOVE INTO SOUTHERN IOWA AFTER 3 PM AND INTENSIFY BY LATE AFTERNOON. THE SNOW WILL PERSIST INTO THE EVENING AND END IN MOST LOCATIONS BY MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 3 TO 5 INCHES. LOCALLY HIGHER AMOUNTS ARE POSSIBLE. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE DURING THE AFTERNOON FROM THE NORTH AT 10 TO 20 MPH. THESE WINDS WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE UNDER A MILE BY LATE AFTERNOON WITH VISIBILITIES DROPPING TO ONE HALF MILE FOR BRIEF PERIODS EARLY THIS EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS BY THIS EVENING. IN ADDITION...THE HEAVIER SNOWFALL DURING THE EARLY EVENING WILL DROP VISIBILITIES MAKING TRAVEL MORE DIFFICULT DURING THIS TIME. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ IAZ061-072-073-081-082-092-250215- /O.CON.KDMX.WW.Y.0009.110224T2100Z-110225T0600Z/ JASPER-MADISON-WARREN-ADAMS-UNION-TAYLOR- INCLUDING THE CITIES OF...NEWTON...WINTERSET...INDIANOLA... CORNING...CRESTON...BEDFORD 1205 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT. * TIMING...SNOW IS FORECAST TO MOVE INTO SOUTHERN IOWA AFTER 3 PM AND INTENSIFY BY LATE AFTERNOON. THE SNOW WILL PERSIST INTO THE EVENING AND END IN MOST LOCATIONS JUST AFTER MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS WILL RANGE 4 TO 6 INCHES. LOCALLY HIGHER AMOUNTS ARE POSSIBLE. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE DURING THE AFTERNOON FROM THE NORTH AT 10 TO 20 MPH. THESE WINDS WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE UNDER A MILE BY LATE AFTERNOON WITH VISIBILITIES DROPPING TO ONE HALF MILE FOR BRIEF PERIODS EARLY THIS EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS BY THIS EVENING. IN ADDITION...THE HEAVIER SNOWFALL DURING THE EARLY EVENING WILL DROP VISIBILITIES MAKING TRAVEL MORE DIFFICULT DURING THIS TIME. 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
4 follow-up statements
679 WWUS43 KDMX 242207 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 407 PM CST THU FEB 24 2011 .A STORM SYSTEM WILL MOVE EAST ACROSS MISSOURI INTO ILLINOIS THROUGH TONIGHT. THE STORM WILL BE FIGHTING SOME DRIER AIR ACROSS THE NORTH BUT SHOULD INTENSIFY AS DEEPER MOISTURE FINALLY TAKES HOLD. THIS WILL CAUSE MODERATE TO HEAVY SNOW TO OVERSPREAD THE FAR SOUTHEAST PORTION OF CENTRAL IOWA. LIGHT TO MODERATE SNOW IS ALSO EXPECTED ALONG THE INTERSTATE 80 CORRIDOR. IAZ062-074-075-083>086-093>097-250600- /O.CON.KDMX.WS.W.0003.000000T0000Z-110225T0600Z/ POWESHIEK-MARION-MAHASKA-CLARKE-LUCAS-MONROE-WAPELLO-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...GRINNELL...KNOXVILLE...OSKALOOSA... OSCEOLA...CHARITON...ALBIA...OTTUMWA...MOUNT AYR...LEON... CORYDON...CENTERVILLE...BLOOMFIELD 407 PM CST THU FEB 24 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. * TIMING...SNOW IS FORECAST TO INCREASE OVER THE AREA THROUGH MID EVENING. THE SNOW WILL DIMINISH AFTER MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS OF 6 INCHES WITH LOCALLY HIGHER AMOUNTS ARE EXPECTED...ESPECIALLY ALONG THE MISSOURI BORDER AND NEAR THE OTTUMWA AND BLOOMFIELD AREAS. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE FROM THE NORTH OR NORTHEAST AT 10 TO 20 MPH. THE WIND WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE UNDER A HALF MILE BY LATE AFTERNOON WITH VISIBILITIES DROPPING TO ONE QUARTER OF A MILE FOR BRIEF PERIODS EARLY THIS EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS BY THIS EVENING. IN ADDITION...THE HEAVIER SNOWFALL DURING THE LATE AFTERNOON THROUGH EARLY EVENING WILL DROP VISIBILITIES MAKING TRAVEL HAZARDOUS DURING THIS TIME PRECAUTIONARY/PREPAREDNESS ACTIONS... *A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. 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. && $$ IAZ070-250600- /O.EXA.KDMX.WW.Y.0009.000000T0000Z-110225T0600Z/ CASS- INCLUDING THE CITY OF...ATLANTIC 407 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. * TIMING...SNOW IS FORECAST TO CONTINUE OVER THE AREA THROUGH MID EVENING. THE SNOW WILL END IN MOST LOCATIONS BY MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 3 TO 5 INCHES. LOCALLY HIGHER AMOUNTS ARE POSSIBLE. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE FROM THE NORTH OR NORTHEAST AT 10 TO 20 MPH. THE WIND WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE UNDER A MILE BY LATE AFTERNOON WITH VISIBILITIES DROPPING TO ONE HALF MILE FOR BRIEF PERIODS EARLY THIS EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS BY THIS EVENING. IN ADDITION...THE HEAVIER SNOWFALL DURING THE EARLY EVENING WILL DROP VISIBILITIES MAKING TRAVEL MORE DIFFICULT DURING THIS TIME. 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. && $$ IAZ050-059>061-071>073-081-082-092-250600- /O.CON.KDMX.WW.Y.0009.000000T0000Z-110225T0600Z/ TAMA-DALLAS-POLK-JASPER-ADAIR-MADISON-WARREN-ADAMS-UNION-TAYLOR- INCLUDING THE CITIES OF...TOLEDO...ADEL...DES MOINES...NEWTON... GREENFIELD...WINTERSET...INDIANOLA...CORNING...CRESTON...BEDFORD 407 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. TIMING...SNOW IS FORECAST TO CONTINUE OVER THE AREA THROUGH MID EVENING. THE SNOW WILL END IN MOST LOCATIONS BY MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 3 TO 5 INCHES. LOCALLY HIGHER AMOUNTS ARE POSSIBLE. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE FROM THE NORTH OR NORTHEAST AT 10 TO 20 MPH. THE WIND WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE UNDER A MILE BY LATE AFTERNOON WITH VISIBILITIES DROPPING TO ONE HALF MILE FOR BRIEF PERIODS EARLY THIS EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS BY THIS EVENING. IN ADDITION...THE HEAVIER SNOWFALL DURING THE EARLY EVENING WILL DROP VISIBILITIES MAKING TRAVEL MORE DIFFICULT DURING THIS TIME. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS BY THIS EVENING. IN ADDITION...THE HEAVIER SNOWFALL DURING THE EARLY EVENING WILL DROP VISIBILITIES MAKING TRAVEL MORE DIFFICULT DURING THIS TIME. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING. && $$ FAB
665 WWUS43 KDMX 250117 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 717 PM CST THU FEB 24 2011 LOW PRESSURE WILL CONTINUE TO MOVE EASTWARD ACROSS SOUTHERN MISSOURI...AS A RESULT...MODERATE SNOWFALL WILL CONTINUE ACROSS SOUTHERN AND EASTERN IOWA THROUGHOUT THE EVENING. IAZ050-059-060-250230- /O.CAN.KDMX.WW.Y.0009.000000T0000Z-110225T0600Z/ TAMA-DALLAS-POLK- INCLUDING THE CITIES OF...TOLEDO...ADEL...DES MOINES 717 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WINTER WEATHER ADVISORY. $$ IAZ062-074-075-083>086-093>097-250600- /O.CON.KDMX.WS.W.0003.000000T0000Z-110225T0600Z/ POWESHIEK-MARION-MAHASKA-CLARKE-LUCAS-MONROE-WAPELLO-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...GRINNELL...KNOXVILLE...OSKALOOSA... OSCEOLA...CHARITON...ALBIA...OTTUMWA...MOUNT AYR...LEON... CORYDON...CENTERVILLE...BLOOMFIELD 717 PM CST THU FEB 24 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. * SHORT TERM TRENDS...SNOW WILL INCREASE OVER THE AREA THROUGH MID EVENING. THE SNOW WILL DIMINISH AFTER MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS OF 6 INCHES WITH LOCALLY HIGHER AMOUNTS ARE EXPECTED...ESPECIALLY ALONG THE MISSOURI BORDER AND NEAR THE OTTUMWA AND BLOOMFIELD AREAS. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE FROM THE NORTH OR NORTHEAST AT 10 TO 20 MPH. THE WIND WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES MAY DROP TO BETWEEN ONE QUARTER TO ONE HALF A MILE FOR BRIEF PERIODS THROUGH THE EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS. IN ADDITION...THE HEAVIER SNOWFALL WILL DROP VISIBILITIES MAKING TRAVEL HAZARDOUS DURING THIS TIME PRECAUTIONARY/PREPAREDNESS ACTIONS... *A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ061-070>073-081-082-092-250600- /O.CON.KDMX.WW.Y.0009.000000T0000Z-110225T0600Z/ JASPER-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-TAYLOR- INCLUDING THE CITIES OF...NEWTON...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...CORNING...CRESTON...BEDFORD 717 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. * SHORT TERM TRENDS...SNOW WILL CONTINUE TO AFFECT THE AREA THROUGH MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 3 TO 5 INCHES. LOCALLY HIGHER AMOUNTS ARE POSSIBLE. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE FROM THE NORTH OR NORTHEAST AT 10 TO 20 MPH. THE WIND WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE MILE FOR BRIEF PERIODS. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS. IN ADDITION...REDUCED VISIBILITIES WILL MAKE TRAVEL MORE DIFFICULT. 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. && $$ AW
308 WWUS43 KDMX 250337 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 937 PM CST THU FEB 24 2011 LOW PRESSURE WILL CONTINUE TO MOVE EASTWARD ACROSS SOUTHERN MISSOURI...AS A RESULT...MODERATE SNOWFALL WILL CONTINUE ACROSS SOUTHERN AND EASTERN IOWA THROUGHOUT THE EVENING. IAZ062-074-075-083>086-093>097-250600- /O.CON.KDMX.WS.W.0003.000000T0000Z-110225T0600Z/ POWESHIEK-MARION-MAHASKA-CLARKE-LUCAS-MONROE-WAPELLO-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...GRINNELL...KNOXVILLE...OSKALOOSA... OSCEOLA...CHARITON...ALBIA...OTTUMWA...MOUNT AYR...LEON... CORYDON...CENTERVILLE...BLOOMFIELD 937 PM CST THU FEB 24 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. * SHORT TERM TRENDS...SNOW WILL CONTINUE THROUGH THE EVENING...DIMINISHING AFTER MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS OF 6 INCHES WITH LOCALLY HIGHER AMOUNTS ARE EXPECTED...ESPECIALLY ALONG THE MISSOURI BORDER AND NEAR THE OTTUMWA AND BLOOMFIELD AREAS. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE FROM THE NORTH OR NORTHEAST AT 10 TO 20 MPH. THE WIND WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES MAY DROP TO BETWEEN ONE QUARTER TO ONE HALF OF A MILE FOR BRIEF PERIODS THROUGH THE EVENING. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS. IN ADDITION...THE HEAVIER SNOWFALL WILL CAUSE REDUCED VISIBILITIES MAKING TRAVEL HAZARDOUS DURING THIS TIME PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ061-070>073-081-082-092-250600- /O.CON.KDMX.WW.Y.0009.000000T0000Z-110225T0600Z/ JASPER-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-TAYLOR- INCLUDING THE CITIES OF...NEWTON...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...CORNING...CRESTON...BEDFORD 937 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. * SHORT TERM TRENDS...SNOW WILL CONTINUE TO AFFECT THE AREA THROUGH MIDNIGHT. * STORM TOTAL SNOW...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 3 TO 5 INCHES. LOCALLY HIGHER AMOUNTS ARE POSSIBLE. * WINDS/VISIBILITY...WINDS WILL GRADUALLY INCREASE FROM THE NORTH OR NORTHEAST AT 10 TO 20 MPH. THE WIND WILL PERSIST OVERNIGHT WITH SOME LOCALIZED BLOWING AND DRIFTING SNOW. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE MILE FOR BRIEF PERIODS. * IMPACTS...SNOWFALL WILL PRODUCE SNOW COVERED ROADS. IN ADDITION...REDUCED VISIBILITIES WILL MAKE TRAVEL DIFFICULT. 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. && $$ AW
187 WWUS43 KDMX 250547 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1147 PM CST THU FEB 24 2011 IAZ062-074-075-083>086-093>097-250700- /O.EXP.KDMX.WS.W.0003.000000T0000Z-110225T0600Z/ POWESHIEK-MARION-MAHASKA-CLARKE-LUCAS-MONROE-WAPELLO-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...GRINNELL...KNOXVILLE...OSKALOOSA... OSCEOLA...CHARITON...ALBIA...OTTUMWA...MOUNT AYR...LEON... CORYDON...CENTERVILLE...BLOOMFIELD 1147 PM CST THU FEB 24 2011 ...WINTER STORM WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT... THE WINTER STORM WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT. THE SNOW WILL CONTINUE TO DIMINISH THROUGH THE EARLY MORNING HOURS WITH LITTLE ADDITIONAL ACCUMULATION...THEREFORE THE WARNING IS ALLOWED TO EXPIRE AT MIDNIGHT. $$ IAZ061-070>073-081-082-092-250700- /O.EXP.KDMX.WW.Y.0009.000000T0000Z-110225T0600Z/ JASPER-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-TAYLOR- INCLUDING THE CITIES OF...NEWTON...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...CORNING...CRESTON...BEDFORD 1147 PM CST THU FEB 24 2011 ...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT... THE WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT. THE SNOW WILL CONTINUE TO DIMINISH THROUGH THE EARLY MORNING HOURS WITH LITTLE ADDITIONAL ACCUMULATION...THEREFORE THE WARNING IS ALLOWED TO EXPIRE AT MIDNIGHT. $$ CC
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 3:47 AM CST | Winter Weather Advisory | DMX | Adair, Adams, Appanoose, Cass, Clarke, Dallas and 17 more | 20 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.