Alert archive / Iowa / Winter Storm Warnings in 2021
Winter Storm Warning 3, NWS Des Moines, IA
NWS Des Moines, IA issued this winter storm warning at Jan 29, 2021, 2:56 PM CST for 7 counties in Iowa. It took effect at Jan 30, 2021, 9:00 AM CST. It was in force for 17 hr. 1 report 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
- Jan 29, 2021, 2:56 PM CST (20:56 UTC)
- In effect from
- Jan 30, 2021, 9:00 AM CST
- Expired
- Jan 31, 2021, 1:31 AM CST
- In force
- 17 hr
- Issued by
- NWS Des Moines, IA
Counties Black Hawk County, IA, Bremer County, IA, Butler County, IA, Grundy County, IA, Hardin County, IA, Marshall County, IA, Tama County, IA
The radar
The Des Moines radar (KDMX), 113 km from the middle of the area, began a volume at 20:58 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 |
|---|---|---|---|
| Jan 30, 4:04 PM CST | FREEZING RAIN 0.01 | Cedar Falls, IA | ICE FROM FREEZING DRIZZLE COVERING MOST SURFACES IN CEDAR FALLS - MAINLY SIDE STREETS AND PARKING LOTS. VIA SOCIAL MEDIA. |
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, 8.9 hours before the alert went out and 203 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
- 1322 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 331 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
924 WWUS43 KDMX 292056 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 256 PM CST Fri Jan 29 2021 ...Icy Conditions Saturday... .Expect areas of freezing drizzle or freezing rain to develop Saturday morning over central to northern Iowa. The freezing precipitation is likely to persist and even increase in intensity during the afternoon hours. There will be a period of a wintry mix of freezing rain and snow in the late afternoon into early evening hours before switching over to all snow. There is the potential for a tenth to a quarter of an inch of ice accrual over the northeast part of the state. This ice will not only cause hazardous travel conditions, but with the strong east winds, this may lead to tree limbs and power outages. IAZ027-028-038-039-050-300500- /O.UPG.KDMX.WS.A.0004.210130T2100Z-210131T1800Z/ /O.NEW.KDMX.WS.W.0003.210130T1500Z-210131T1500Z/ Butler-Bremer-Grundy-Black Hawk-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Tama, Toledo, Traer, Dysart, and Gladbrook 256 PM CST Fri Jan 29 2021 ...WINTER STORM WARNING IN EFFECT FROM 9 AM SATURDAY TO 9 AM CST SUNDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 2 to 5 inches and ice accumulations of one tenth to two tenths of an inch. * WHERE...Northeast Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on ice and snow covered roads. There is the potential for tree limb damage and power outages with the freezing rain potential and the strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ037-049-300500- /O.NEW.KDMX.WS.W.0003.210130T1500Z-210131T1500Z/ Hardin-Marshall- Including the cities of Iowa Falls, Eldora, Ackley, and Marshalltown 256 PM CST Fri Jan 29 2021 ...WINTER STORM WARNING IN EFFECT FROM 9 AM SATURDAY TO 9 AM CST SUNDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 2 to 5 inches and ice accumulations of one tenth to two tenths of an inch. * WHERE...East central Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on ice and snow covered roads. There is the potential for tree limb damage and power outages with the freezing rain potential and the strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-300500- /O.NEW.KDMX.WW.Y.0007.210130T1500Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 256 PM CST Fri Jan 29 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM SATURDAY TO 6 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of up to two inches and ice accumulations of around one tenth of an inch. * WHERE...West central to north central Iowa. * WHEN...From 9 AM Saturday to 6 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. Tree limb damage and power outages are possible with the freezing rain and strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-300500- /O.NEW.KDMX.WW.Y.0007.210130T1500Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 256 PM CST Fri Jan 29 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM SATURDAY TO 9 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of 1 to 3 inches and ice accumulations of around one tenth of an inch. * WHERE...Central to north central Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. Tree limb damage and power outages are possible with the freezing rain and strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ Hagenhoff/Podrazik For more information from the National Weather Service visit https://weather.gov/desmoines
7 follow-up statements
116 WWUS43 KDMX 300245 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 845 PM CST Fri Jan 29 2021 ...Icy Conditions Saturday... .Expect areas of freezing drizzle or freezing rain to develop Saturday morning over central to northern Iowa. The freezing precipitation is likely to persist and even increase in intensity during the afternoon hours. There will be a period of a wintry mix of freezing rain and snow in the late afternoon into early evening hours before switching over to all snow. There is the potential for a tenth to a quarter of an inch of ice accrual over the northeast part of the state. This ice will not only cause hazardous travel conditions, but with the strong east winds, this may lead to tree limbs and power outages. IAZ027-028-037>039-049-050-301045- /O.CON.KDMX.WS.W.0003.210130T1500Z-210131T1500Z/ Butler-Bremer-Hardin-Grundy-Black Hawk-Marshall-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook 845 PM CST Fri Jan 29 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO 9 AM CST SUNDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 2 to 5 inches and ice accumulations of one tenth to two tenths of an inch. * WHERE...Northeast Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on ice and snow covered roads. There is the potential for tree limb damage and power outages with the freezing rain potential and the strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-301045- /O.CON.KDMX.WW.Y.0007.210130T1500Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 845 PM CST Fri Jan 29 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM SATURDAY TO 6 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of up to two inches and ice accumulations of around one tenth of an inch. * WHERE...West central to north central Iowa. * WHEN...From 9 AM Saturday to 6 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. Tree limb damage and power outages are possible with the freezing rain and strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-301045- /O.CON.KDMX.WW.Y.0007.210130T1500Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 845 PM CST Fri Jan 29 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM SATURDAY TO 9 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of 1 to 3 inches and ice accumulations of around one tenth of an inch. * WHERE...Central to north central Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. Tree limb damage and power outages are possible with the freezing rain and strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
543 WWUS43 KDMX 300509 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 1109 PM CST Fri Jan 29 2021 ...Icy Conditions Saturday... .Expect areas of freezing drizzle or freezing rain to develop Saturday morning over central to northern Iowa. The freezing precipitation is likely to persist and even increase in intensity during the afternoon hours. There will be a period of a wintry mix of freezing rain and snow in the late afternoon into early evening hours before switching over to all snow. There is the potential for a tenth to a quarter of an inch of ice accrual over the northeast part of the state. This ice will not only cause hazardous travel conditions, but with the strong east winds, this may lead to broken tree limbs and power outages. IAZ027-028-037>039-049-050-301315- /O.CON.KDMX.WS.W.0003.210130T1500Z-210131T1500Z/ Butler-Bremer-Hardin-Grundy-Black Hawk-Marshall-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook 1109 PM CST Fri Jan 29 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO 9 AM CST SUNDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 2 to 5 inches and ice accumulations of one tenth to two tenths of an inch. * WHERE...Northeast Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on ice and snow covered roads. There is the potential for tree limb damage and power outages with the freezing rain potential and the strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-301315- /O.CON.KDMX.WW.Y.0007.210130T1500Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 1109 PM CST Fri Jan 29 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM SATURDAY TO 6 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of up to two inches and ice accumulations of around one tenth of an inch. * WHERE...West central to north central Iowa. * WHEN...From 9 AM Saturday to 6 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. Tree limb damage and power outages are possible with the freezing rain and strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-301315- /O.CON.KDMX.WW.Y.0007.210130T1500Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 1109 PM CST Fri Jan 29 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM SATURDAY TO 9 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of 1 to 3 inches and ice accumulations of around one tenth of an inch. * WHERE...Central to north central Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. Tree limb damage and power outages are possible with the freezing rain and strong winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
003 WWUS43 KDMX 300956 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 356 AM CST Sat Jan 30 2021 ...Icy to Snowy Conditions Today through Sunday Morning... .Expect areas of freezing rain or drizzle to develop this morning over central to northern Iowa. The freezing precipitation is likely to persist and even increase in intensity during the afternoon hours, especially along and north of Highway 30. There will be a period of a wintry mix of freezing rain and snow late afternoon into early evening hours before switching over to all snow. There is the potential for a tenth to a quarter of an inch of ice accrual over northern portions of the state. This ice will not only cause hazardous travel conditions, but with the breezy east winds, may also lead to damaged tree limbs and power lines. IAZ027-028-037>039-049-050-301800- /O.CON.KDMX.WS.W.0003.210130T1500Z-210131T1500Z/ Butler-Bremer-Hardin-Grundy-Black Hawk-Marshall-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook 356 AM CST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 9 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total ice accumulations of one tenth to two tenths of an inch, mainly during daylight hours. Total snow accumulations of 2 to 5 inches, mainly during the evening and overnight. * WHERE...Northeast Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on ice and snow covered roads. Tree limb damage and power outages will be possible with the freezing rain and breezy winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-301800- /O.CON.KDMX.WW.Y.0007.210130T1500Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 356 AM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 6 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total ice accumulations up to around one tenth of an inch, mainly during daylight hours. Total snow accumulations of up to two inches, mainly during the evening and overnight. * WHERE...West central to north central Iowa. * WHEN...From 9 AM Saturday to 6 AM CST Sunday. * IMPACTS...Plan on slick road conditions at times. Tree limb damage and power outages will be possible with the freezing rain and breezy winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-301800- /O.CON.KDMX.WW.Y.0007.210130T1500Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 356 AM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 9 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total ice accumulations up to around one tenth of an inch, mainly during daylight hours. Total snow accumulations of 1 to 3 inches, mainly during the evening and overnight. * WHERE...Central to north central Iowa. * WHEN...From 9 AM Saturday to 9 AM CST Sunday. * IMPACTS...Plan on slick road conditions at times. Tree limb damage and power outages will be possible with the freezing rain and breezy winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines CURTIS
889 WWUS43 KDMX 301631 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 1031 AM CST Sat Jan 30 2021 ...Icy Then Snowy Conditions Today through Sunday Morning... .Areas of light freezing rain will develop this afternoon, mainly north of Highway 30. The precipitation will then become mixed this evening before switching over to snow tonight. There is the potential for a tenth to a quarter of an inch of ice accrual in some areas before the change to snow, which would result in hazardous travel conditions and perhaps spotty power outages. IAZ027-028-037>039-049-050-310045- /O.CON.KDMX.WS.W.0003.000000T0000Z-210131T1500Z/ Butler-Bremer-Hardin-Grundy-Black Hawk-Marshall-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook 1031 AM CST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total ice accumulations of one tenth to two tenths of an inch, mainly this afternoon. Total snow accumulations of 2 to 5 inches, mainly tonight. * WHERE...Northeast Iowa. * WHEN...Through 9 AM CST Sunday. * IMPACTS...Plan on ice and snow covered roads. Tree limb damage and power outages may be possible with the freezing rain and breezy winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-310045- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 1031 AM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total ice accumulations around a tenth of an inch or less, mainly this afternoon. Total snow accumulations of up to two inches, mainly tonight. * WHERE...West central to north central Iowa. * WHEN...Through 6 AM CST Sunday. * IMPACTS...Plan on slick road conditions at times. Tree limb damage and power outages may be possible with the freezing rain and breezy winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-310045- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 1031 AM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY... * WHAT...Mixed precipitation expected. Total ice accumulations around a tenth of an inch or less, mainly this afternoon. Total snow accumulations of 1 to 3 inches, mainly tonight. * WHERE...Central to north central Iowa. * WHEN...Through 9 AM CST Sunday. * IMPACTS...Plan on slick road conditions at times. Tree limb damage and power outages may be possible with the freezing rain and breezy winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
965 WWUS43 KDMX 302048 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 248 PM CST Sat Jan 30 2021 ...Icy Then Snowy This Evening Through Sunday Morning... .Light freezing rain will persist across much of northern Iowa through this evening, mainly north of Highway 30, resulting in areas of very slick road conditions. After dark tonight the rain will change over to snow, with light to moderate accumulations forecast and continued hazardous travel conditions. IAZ027-028-037>039-049-050-310500- /O.CON.KDMX.WS.W.0003.000000T0000Z-210131T1500Z/ Butler-Bremer-Hardin-Grundy-Black Hawk-Marshall-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook 248 PM CST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY... * WHAT...Mixed precipitation, initially light freezing rain then changing to snow tonight. Ice accumulations around a tenth of an inch through this evening. Total snow accumulations of 2 to 5 inches tonight into Sunday. * WHERE...Northeast Iowa. * WHEN...Through 9 AM CST Sunday. * IMPACTS...Plan on ice and snow covered roads and dangerous travel conditions at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-310500- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 248 PM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY... * WHAT...Mixed precipitation, initially light freezing rain then changing to snow tonight. Ice accumulations less a tenth of an inch through this evening. Total snow accumulations of up to 2 inches tonight into Sunday. * WHERE...Parts of west central to north central Iowa. * WHEN...Through 6 AM CST Sunday. * IMPACTS...Ice and snow covered roads in some areas, resulting in hazardous travel conditions at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-310500- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 248 PM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY... * WHAT...Mixed precipitation, initially light freezing rain then changing to snow tonight. Ice accumulations less a tenth of an inch through this evening. Total snow accumulations of up to 2 inches tonight into Sunday. * WHERE...Parts of north central, central, and eastern Iowa. * WHEN...Through 9 AM CST Sunday. * IMPACTS...Ice and snow covered roads in some areas, resulting in hazardous travel conditions at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
608 WWUS43 KDMX 310246 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 846 PM CST Sat Jan 30 2021 ...Ice Changing to Snow into Sunday Morning... .Areas of light freezing drizzle and freezing rain look to persist over portions of western to northern Iowa. The precipitation has begun to switch over to snow over the eastern portions of Iowa. Many roads remain icy and hazardous to travel on late tonight and the conditions will persist into the overnight hours. IAZ027-028-037>039-049-050-311100- /O.CON.KDMX.WS.W.0003.000000T0000Z-210131T1500Z/ Butler-Bremer-Hardin-Grundy-Black Hawk-Marshall-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook 846 PM CST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY... * WHAT...Areas of freezing drizzle look to switch to snow late tonight. Ice accumulations around a tenth of an inch through this evening. Total snow accumulations of 2 to 5 inches by Sunday morning. * WHERE...Northeast Iowa. * WHEN...Through 9 AM CST Sunday. * IMPACTS...Plan on icy and snow covered roads and dangerous travel conditions through the overnight hours. Some isolated power outages may occur from the ice accumulation on tree limbs and power lines. Low visibility is likely at times due to the falling snow or freezing drizzle. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-311100- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 846 PM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY... * WHAT...Areas of light freezing drizzle look to continue through the late night hours before switching to snow. A light glaze has already occurred and an additional few hundredths of an inch are possible. Total snow accumulations of up to 2 inches are possible by Sunday morning. * WHERE...Parts of west central to north central Iowa. * WHEN...Through 6 AM CST Sunday. * IMPACTS...Icy roads have already been reported tonight. Expect icy then snow covered roads into Sunday morning leading to dangerous travel conditions. In addition, with the light freezing drizzle, visibility will be reduced at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-311100- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 846 PM CST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY... * WHAT...Areas of light freezing drizzle look to continue through the late night hours before switching to snow. A light glaze has already occurred and an additional few hundredths of an inch are possible. Total snow accumulations of up to 2 inches are possible by Sunday morning. * WHERE...Parts of north central, central, and eastern Iowa. * WHEN...Through 9 AM CST Sunday. * IMPACTS...Icy roads have already been reported tonight. Expect icy then snow covered roads into Sunday morning leading to dangerous travel conditions. In addition, with the light freezing drizzle, visibility will be reduced at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
791 WWUS43 KDMX 310731 WSWDMX URGENT - WINTER WEATHER MESSAGE National Weather Service Des Moines IA 131 AM CST Sun Jan 31 2021 ...Freezing Drizzle to Light Snow into Sunday Morning... .Areas of light freezing drizzle look to persist a bit longer over portions of western to northern Iowa tonight. Elsewhere, precipitation has switched over to snow over the central and eastern portions of Iowa. Many roads remain icy and or snow covered and hazardous to travel on and the conditions will persist into Sunday morning. IAZ027-028-037>039-049-050-311500- /O.CAN.KDMX.WS.W.0003.000000T0000Z-210131T1500Z/ /O.EXA.KDMX.WW.Y.0007.000000T0000Z-210131T1500Z/ Butler-Bremer-Hardin-Grundy-Black Hawk-Marshall-Tama- Including the cities of Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook 131 AM CST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING... ...WINTER STORM WARNING IS CANCELLED... * WHAT...Freezing drizzle and light snow. An additional light glazing of ice and snowfall up to two inches. * WHERE...Portions of northeast Iowa. * WHEN...Until 9 AM CST this morning. * IMPACTS...Roads are expected to remain slick and hazardous due to a glazing of ice and or snow cover, especially along untreated or rural roadways. Visibilities may also fall under 1 mile at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ004-005-015-023-024-033>035-045-046-058-071-311200- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Carroll-Greene-Guthrie-Adair- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Carroll, Jefferson, Guthrie Center, Panora, Bayard, Casey, Greenfield, Stuart, Adair, and Fontanelle 131 AM CST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING... * WHAT...Freezing drizzle and light snow. An additional light glazing of ice and light dusting of snow. * WHERE...Parts of west central to north central Iowa. * WHEN...Through 6 AM CST Sunday. * IMPACTS...Roads are expected to remain slick and hazardous due to a glazing of ice and or snow cover, especially along untreated or rural roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ IAZ006-007-016-017-025-026-036-047-048-059>062-072>075-311500- /O.CON.KDMX.WW.Y.0007.000000T0000Z-210131T1500Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Hamilton- Boone-Story-Dallas-Polk-Jasper-Poweshiek-Madison-Warren-Marion- Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Webster City, Boone, Ames, Perry, Waukee, Adel, Des Moines, Newton, Grinnell, Winterset, Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, and Oskaloosa 131 AM CST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... * WHAT...Freezing drizzle and light snow. An additional light glazing of ice and snowfall up to around an inch. * WHERE...Parts of north central, central, and eastern Iowa. * WHEN...Through 9 AM CST Sunday. * IMPACTS...Roads are expected to remain slick and hazardous due to a glazing of ice and or snow cover, especially along untreated or rural roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/desmoines
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 29, 2:56 AM CST | Winter Storm Watch | DMX | Black Hawk, Bremer, Butler, Grundy, Tama | 12 hr |
| Jan 29, 2:56 PM CST | Winter Weather Advisory | DMX | Adair, Black Hawk, Boone, Bremer, Butler, Calhoun and 30 more | 42 hr |
Nearby
Winter Storm Warnings in Iowa, 2021Every winter storm warning in 2021
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.