Air Quality Alert
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
041600-
Knox-Cedar-Thurston-Antelope-Pierce-Wayne-Boone-Madison-Stanton-
Cuming-Burt-Platte-Colfax-Dodge-Washington-Butler-Saunders-
Douglas-Sarpy-Seward-Lancaster-Cass-Otoe-Saline-Jefferson-Gage-
Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Creighton, Bloomfield, Crofton, Wausa,
Verdigre, Niobrara, Hartington, Laurel, Randolph, Coleridge,
Pender, Macy, Walthill, Winnebago, Neligh, Elgin, Pierce,
Plainview, Osmond, Wayne, Albion, St. Edward, Norfolk, Stanton,
West Point, Wisner, Tekamah, Oakland, Lyons, Decatur, Columbus,
Schuyler, Fremont, Blair, David City, Wahoo, Ashland, Yutan,
Omaha, Bellevue, Papillion, La Vista, Seward, Milford, Lincoln,
Plattsmouth, Nebraska City, Crete, Wilber, Fairbury, Beatrice,
Tecumseh, Sterling, Auburn, Pawnee City, Table Rock,
and Falls City
246 PM CDT Wed Sep 3 2025
The following is transmitted in collaboration with the Nebraska
Department of Health and Human Services and the Nebraska
Department of Environment and Energy...
WHAT...Air Quality Alert
WHERE...Eastern Nebraska
WHEN... 09/03/2025 6:00 PM until 09/04/2025 11:00 AM
POLLUTANT...PM 2.5 particulates
AIR QUALITY INDEX...Moderate to Unhealthy for Sensitive Groups
ADDITIONAL DETAILS...
An alert for possible Moderate (Air Quality Index yellow category)
to Unhealthy for Sensitive Groups AQI (Air Quality Index orange
category) due to smoke has been issued for the following Nebraska
counties: Antelope, Boone, Burt, Butler, Cass, Cedar, Clay,
Colfax, Cuming, Dakota, Dixon, Dodge, Douglas, Fillmore, Gage,
Hamilton, Jefferson, Johnson, Knox, Lancaster, Madison, Merrick,
Nance, Nemaha, Nuckolls, Otoe, Pawnee, Pierce, Platte, Polk,
Richardson, Saline, Sarpy, Saunders, Seward, Stanton, Thayer,
Thurston, Washington, Wayne, and York, from September 03, 6:00 pm
through September 04, 11:00 am.
During Moderate AQI (yellow category) conditions, those who are
unusually sensitive to particle pollution may experience health
effects. When conditions rise to the yellow category, those who
are unusually sensitive are advised to consider shortening outdoor
activities and reducing the intensity of these activities.
Symptoms such as coughing or shortness of breath are signs to take
it easier.
During Unhealthy for Sensitive Groups (orange category)
conditions, members of sensitive groups may experience health
effects. Sensitive groups include people with heart or lung
disease, older adults, and children. When conditions rise to the
orange category, sensitive groups are advised to reduce prolonged
or heavy exertion and avoid intense outdoor activities.
Smoke from Canadian wildfires may affect the air quality in
Nebraska. Smoke levels and wind directions are monitored by
Nebraska and other states to predict when impacts to the air
quality may occur.
Information regarding wildfires and Impacts in Nebraska is
available from the Nebraska Department of Water, Energy, and
Environment (DWEE) at https://dee.nebraska.gov/wildfires-and-
impacts-nebraska.
Alerts are based on data available from weather forecasts, smoke
plume modeling, satellite imagery, and from air quality monitors
located in Omaha, Bellevue, Blair, Lincoln, Beatrice, Grand
Island, and Scottsbluff.
Advisories for smoke and air quality are issued for affected areas
by the Nebraska Department of Health and Human Services (DHHS) and
Department of Water, Energy, and Environment (DWEE) and posted on
agency webpages and social media sites. By notifying the media
and local health departments, alerts help citizens protect their
health by informing them of days where outdoor activities should
be reduced or avoided to minimize exposure to smoke.
$$
NEZ013-014-041600-
Dixon-Dakota-
Including the cities of Wakefield, Ponca, Allen,
and South Sioux City
242 PM CDT Wed Sep 3 2025
The following is transmitted in collaboration with the Nebraska
Department of Health and Human Services and the Nebraska
Department of Environment and Energy...
WHAT...Air Quality Alert
WHERE...Eastern Nebraska
WHEN... 09/03/2025 6:00 PM until 09/04/2025 11:00 AM
POLLUTANT...PM 2.5 particulates
AIR QUALITY INDEX...Moderate to Unhealthy for Sensitive Groups
ADDITIONAL DETAILS...
An alert for possible Moderate (Air Quality Index yellow category)
to Unhealthy for Sensitive Groups AQI (Air Quality Index orange
category) due to smoke has been issued for the following Nebraska
counties: Antelope, Boone, Burt, Butler, Cass, Cedar, Clay,
Colfax, Cuming, Dakota, Dixon, Dodge, Douglas, Fillmore, Gage,
Hamilton, Jefferson, Johnson, Knox, Lancaster, Madison, Merrick,
Nance, Nemaha, Nuckolls, Otoe, Pawnee, Pierce, Platte, Polk,
Richardson, Saline, Sarpy, Saunders, Seward, Stanton, Thayer,
Thurston, Washington, Wayne, and York, from September 03, 6:00 pm
through September 04, 11:00 am.
During Moderate AQI (yellow category) conditions, those who are
unusually sensitive to particle pollution may experience health
effects. When conditions rise to the yellow category, those who
are unusually sensitive are advised to consider shortening outdoor
activities and reducing the intensity of these activities.
Symptoms such as coughing or shortness of breath are signs to take
it easier.
During Unhealthy for Sensitive Groups (orange category)
conditions, members of sensitive groups may experience health
effects. Sensitive groups include people with heart or lung
disease, older adults, and children. When conditions rise to the
orange category, sensitive groups are advised to reduce prolonged
or heavy exertion and avoid intense outdoor activities.
Smoke from Canadian wildfires may affect the air quality in
Nebraska. Smoke levels and wind directions are monitored by
Nebraska and other states to predict when impacts to the air
quality may occur.
Information regarding wildfires and Impacts in Nebraska is
available from the Nebraska Department of Water, Energy, and
Environment (DWEE) at https://dee.nebraska.gov/wildfires-and-
impacts-nebraska.
Alerts are based on data available from weather forecasts, smoke
plume modeling, satellite imagery, and from air quality monitors
located in Omaha, Bellevue, Blair, Lincoln, Beatrice, Grand
Island, and Scottsbluff.
Advisories for smoke and air quality are issued for affected areas
by the Nebraska Department of Health and Human Services (DHHS) and
Department of Water, Energy, and Environment (DWEE) and posted on
agency webpages and social media sites. By notifying the media
and local health departments, alerts help citizens protect their
health by informing them of days where outdoor activities should
be reduced or avoided to minimize exposure to smoke.
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Omaha/Valley NE
312 PM CDT Wed Sep 3 2025
IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
042>045-050>053-065>068-078-088>093-041015-
Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-
Page-Knox-Cedar-Thurston-Antelope-Pierce-Wayne-Boone-Madison-
Stanton-Cuming-Burt-Platte-Colfax-Dodge-Washington-Butler-
Saunders-Douglas-Sarpy-Seward-Lancaster-Cass-Otoe-Saline-
Jefferson-Gage-Johnson-Nemaha-Pawnee-Richardson-
312 PM CDT Wed Sep 3 2025
This Hazardous Weather Outlook is for portions of southwest
Iowa...west central Iowa...east central Nebraska...northeast
Nebraska and southeast Nebraska.
.DAY ONE...Tonight and Thursday
Surface smoke concentrations are expected to increase across the
area this evening, which could affect sensitive groups. An air
quality alert was issued by the Nebraska Department of Environment
and Energy through 11:00 AM Thursday.
.DAYS TWO THROUGH SEVEN...Thursday night through Wednesday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated at this time.
$$
Hazardous Weather Outlook
National Weather Service Des Moines IA
254 PM CDT Wed Sep 3 2025
IAZ070>075-081>086-092>097-042000-
Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-Clarke-Lucas-
Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-Appanoose-Davis-
254 PM CDT Wed Sep 3 2025
This Hazardous Weather Outlook is for portions of central Iowa.
.DAY ONE...This afternoon and tonight
Scattered non-severe thunderstorms are possible through early this
evening.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday
A few non-severe thunderstorms are possible Thursday night.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated.
$$
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
226 PM CDT Wed Sep 3 2025
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-041930-
Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-
McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-
Yankton-Union-
226 PM CDT Wed Sep 3 2025
This Hazardous Weather Outlook is for portions of northwest Iowa,
west central Iowa, southwest Minnesota, northeast Nebraska,
central South Dakota, east central South Dakota, south central
South Dakota, and southeast South Dakota.
.DAY ONE...This Afternoon and Tonight
Canadian wildfire smoke will remain in the area through Thursday
morning. While the highest concentrations should stay aloft,
minor reductions to surface air quality and visibility will be
possible. If you are a part of a sensitive group, make sure to
monitor your local air quality.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday
Showers and thunderstorms are expected late Thursday afternoon
into the evening, with the better chances north of I-90 and
especially into southwest Minnesota. The main threats with any
storms will be wind gusts to 50 to 60 mph.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
0505 AM CDT Wed Sep 03 2025
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-041005-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
0505 AM CDT Wed Sep 03 2025
This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.
.DAY ONE...Through tonight.
Please go to https://weather.gov/media/eax/DssPacket.pdf for more information on
potential weather hazards.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
The probability for widespread hazardous weather is low.
.KEY MESSAGES...
* Patchy shallow fog across the area this morning.
* A strong fast moving cold front will be the focus for
thunderstorms later today. Very large hail and damaging winds
will be the primary severe weather threats.
* Cooler conditions through the remainder of the week, but northern
flow may draw wildfire smoke back to the region.
$$
Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
309 AM CDT Wed Sep 3 2025
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-040815-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
309 AM CDT Wed Sep 3 2025
This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.
.DAY ONE...TODAY AND TONIGHT
Thunderstorms are possible today with lightning being the primary
risk. No severe storms are expected.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
Thunderstorms are possible Thursday evening with lightning being
the primary risk. No severe storms are expected.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.
$$
