There are currently 6 Weather Alerts in Iowaselect a different state
Heat Advisory issued September 3 at 8:33PM CDT until September 4 at 7:00PM CDT by NWS Quad Cities IA IL
Event: Heat Advisory
Message Type: Update
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Buchanan; Delaware; Dubuque; Benton; Linn; Jones; Jackson; Clinton; Jo Daviess; Stephenson; Carroll; Whiteside
Wheather Alert Summary: * what...Heat index values of 100 to 105.
* where...Portions of northwest illinois and east central and
northeast iowa.
* when...Until 7 pm cdt friday.
* impacts...Hot temperatures and high humidity may cause heat
illnesses.
* additional details...Thunderstorms and storm outflow may interrupt
the heat at times.
Extreme Heat Warning issued September 3 at 8:33PM CDT until September 5 at 7:00PM CDT by NWS Quad Cities IA IL
Event: Extreme Heat Warning
Message Type: Update
Urgency: Expected
Severity: Severe
Certainty: Likely
Affected Area: Iowa; Johnson; Cedar; Muscatine; Scott; Keokuk; Washington; Louisa; Jefferson; Henry; Des Moines; Van Buren; Lee; Rock Island; Mercer; Henderson; Warren; Hancock; McDonough; Scotland; Clark
Wheather Alert Summary: * what...Dangerously hot conditions with heat index values of 100 to
110.
* where...Portions of northwest and west central illinois, east
central and southeast iowa, and northeast missouri.
* when...Until 7 pm cdt saturday.
* impacts...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Heat Advisory issued September 3 at 8:03PM CDT until September 5 at 7:00PM CDT by NWS Des Moines IA
Event: Heat Advisory
Message Type: Update
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Crawford; Carroll; Greene; Boone; Story; Marshall; Tama
Wheather Alert Summary: * what...Heat index values up to 105 expected.
* where...Portions of central iowa.
* when...From 1 pm friday to 7 pm cdt saturday.
* impacts...Hot temperatures and high humidity may cause heat
illnesses.
* additional details...While heat index values may not reach 105
degrees each day, the combination of the longevity of the heat and
little or limited relief during the overnight periods with warm
lows have prompted the multi-day heat advisory.
Heat Advisory issued September 3 at 8:03PM CDT until September 5 at 7:00PM CDT by NWS Des Moines IA
Event: Heat Advisory
Message Type: Update
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Audubon; Guthrie; Dallas; Polk; Jasper; Poweshiek; Cass; Adair; Madison; Warren; Marion; Mahaska; Adams; Union; Clarke; Lucas; Monroe; Wapello; Taylor; Ringgold; Decatur; Wayne; Appanoose; Davis
Wheather Alert Summary: * what...Heat index values up to 105.
* where...Portions of central and southern iowa.
* when...Until 7 pm cdt saturday.
* impacts...Hot temperatures and high humidity may cause heat
illnesses.
* additional details...While heat index values may not reach 105
degrees each day, the combination of the longevity of the heat and
little or limited relief during the overnight periods with warm
lows have prompted the multi-day heat advisory.
Heat Advisory issued September 3 at 12:02PM CDT until September 5 at 7:00PM CDT by NWS Omaha/Valley NE
Event: Heat Advisory
Message Type: Alert
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Harrison; Shelby; Dodge; Washington
Wheather Alert Summary: * what...Afternoon heat index values up to 105 expected. overnight
low temperatures between 72 and 78.
* where...In iowa, harrison and shelby counties. in nebraska, dodge
and washington counties.
* when...Until 7 pm cdt saturday.
* impacts...Hot temperatures and high humidity may cause heat
illnesses. several days of excessive heat will add to cumulative
heat stress.
* additional details...The heat advisory may be extended or expanded
as the prolonged heatwave continues.
Heat Advisory issued September 3 at 12:02PM CDT until September 5 at 7:00PM CDT by NWS Omaha/Valley NE
Event: Heat Advisory
Message Type: Update
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Pottawattamie; Mills; Montgomery; Fremont; Page; Butler; Saunders; Douglas; Sarpy; Seward; Lancaster; Cass; Otoe; Saline; Jefferson; Gage; Johnson; Nemaha; Pawnee; Richardson
Wheather Alert Summary: * what...Afternoon heat index values up to 105 expected. overnight
low temperatures between 72 and 78.
* where...Portions of southwest iowa and east central and southeast
nebraska.
* when...Until 7 pm cdt saturday.
* impacts...Hot temperatures and high humidity may cause heat
illnesses. several days of excessive heat will add to cumulative
heat stress.
* additional details...The heat advisory may be extended or expanded
as the prolonged heatwave continues.