NWS Chicago

Day 1 Convective Outlook/Categorical for Thursday/Friday, June 25-26, 2026 indicates no severe weather in northern Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

Cooler Friday, High 70, Start of Heat Wave Delayed to Monday; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Thu Jun 25, 2026 06:40 pm Cardinal News

CHICAGOLAND DETAILS … Radar is clear in northeast Illinois. Showers and isolated thunderstorms are expected Friday into early Saturday morning, with the highest coverage of showers expected south of Interstate 80. Saturday’s forecast high trended […]

Day 1 Convective Outlook/Categorical for Wednesday/Thursday, June 24-25, 2026 indicates a Level 2/5 of severe thunderstorm, but this risk is apparently over by 11:00 p.m. Wedensday (SOURCE: NOAA/NWS Storm Prediction Center)

Last Line of Storms Tonight Will Pass Arlington Heights About 9:15 PM Wednesday, High 79 Thursday

Wed Jun 24, 2026 09:13 pm Cardinal News

CHICAGOLAND DETAILS … Radar indicates precipitation with one more line of thundershowers or thunderstorms that will pass through Arlington Heights beginning about 9:15 p.m. This line of storms appears to be the end of precipitation […]

Day 1 Convective Outlook/Categorical for Wednesday, June 24, 2026 indicates Level 2/5 risk severe thunderstorms are possible for Wednesday evening and overnight into Thursday (SOURCE: NOAA/NWS Storm Prediction Center)

False Tornado Warning Sirens Activated in Arlington Heights Cut Short for Radar Indicated Tornado in Kane County, and Streamwood Area; Stay Alert for Additional Tornado Warnings

Wed Jun 24, 2026 06:39 pm Cardinal News

CHICAGOLAND DETAILS … Radar indicates precipitation as thunderstorms moving from west northwest to east southeast over northeast Illinois. Tornado Warning in effect from June 24, 06:08 PM CDT until June 24, 06:45 PM CDT. A […]

Day 1 Convective Outlook/Categorical for Wednesday, June 24, 2026 indicates a Level 1/5 risk of severe thunderstorms in northern Illinois, after the overnight Tuesday/Wednesday had no risk in all of Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

Low Risk Severe Storms Wednesday 1 PM to 9 PM; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Wed Jun 24, 2026 02:38 am Cardinal News

CHICAGOLAND DETAILS … Radar is clear in northern Illinois at 2:00 a.m. but storms are skimming along the Illinois-Wisconsin border. Some rain could begin as early as 7:00 a.m. Wednesday. Chance of scattered thunderstorms returns […]

Day 1 Convective Outlook/Categorical for Tuesday, June 23, 2026 indicates no severe weather expected in Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

Highs in 70s Through Friday; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Tue Jun 23, 2026 05:42 am Cardinal News

CHICAGOLAND DETAILS … Radar is clear in all of Illinois. Onshore northeast winds continue. Chance of thunderstorms returns Wednesday, some possibly becoming strong in the afternoon. Periodic, but low, chances for storms then continues through […]

Day 1 Convective Outlook/Categorical for overnight Sunday/Monday, June 21-22, 2026 thundershowers but no severe weather for northern Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

Rain Ending 2AM, Windy Monday, High 71; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Mon Jun 22, 2026 12:52 am Cardinal News

CHICAGOLAND DETAILS … Radar indicates the end of precipitation in the form of rain with minimal lightning and thunder moving southwest to northeast in northeast Illinois. See also: LIVE STREAMS: Arlingtoncardinal.com/StormChasers M 59 71 | […]

Day 1 Convective Outlook/Categorical for overnight Saturday to Sunday, June 20-21, 2026 indicates no severe weather in all of Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

Rainy Sunday High 72; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Sat Jun 20, 2026 11:59 pm Cardinal News

CHICAGOLAND DETAILS … Radar is clear in northeast Illinois. A storm system is expected to bring widespread soaking rainfall to the area Sunday through Sunday night. An axis of heavy rainfall is expected on Sunday […]

Day 1 Convective Outlook/Categorical for overnight Friday/Saturday, June 19-20, 2026 indicates no severe weather in northern Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

Natural Air Conditioning Continues with High 70s; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Sat Jun 20, 2026 02:09 am Cardinal News

CHICAGOLAND DETAILS … Radar indicates precipitation in the form of showers and thunderstorms moving west northwest to east southeast in the south suburbs of Chicagoland, including Morris, Joliet, Bolingbrook, and Tinley Park about 1:54 a.m. […]

Day 1 Convective Outlook/Categorical for Thursday, June 18, 2026 indicates no severe weather in northeast Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

High 70s Until High 80 on Saturday, Below Normal June Temps; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Thu Jun 18, 2026 02:01 pm Cardinal News

CHICAGOLAND DETAILS … Radar is clear in northern Illinois. Next significant chance of rain is Sunday with potential for locally heavy rainfall. A much quieter weather pattern expected the next few days with slightly cooler […]

Day 1 Convective Outlook/Categorical for Wednesday, June 17, 2026 indicates northern Illinois is in a Level 2/5 for severe thunderstorms (SOURCE: NOAA/NWS Storm Prediction Center)

Rain, Thunder Ending 7pm Wednesday, Thursday Improves, Friday Sunny High 76; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Wed Jun 17, 2026 01:38 pm Cardinal News

CHICAGOLAND DETAILS … Radar indicates precipitation over all of northern Illinois with lightning well south near Peoria and Champaign. An outbreak of severe thunderstorms with the potential to produce damaging tornadoes, destructive straight line winds, […]

Day 1 Convective Outlook/Categorical for Tuesday, June 16, 2026 indicates a chance of thundershowers in northern Illinois, and a Level 1/5 risk of severe thunderstorms in southeast Chicagoland and eastern Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

High 72, Chance Thundershower Tuesday, Highs in 70s through Monday, Heavy Rain and Flooding Possible Wednesday

Tue Jun 16, 2026 04:41 am Cardinal News

CHICAGOLAND DETAILS … Radar indicated weak precipitation moving west to east near the Mississippi River in northwest Illinois at 4:00 a.m., but it appears to be dissipating as it heads toward Rockford. Tuesday morning precipitation […]

Day 1 Convective Outlook/Categorical for Sunday, June 14, 2026 indicates no severe weather for northern Illinois (SOURCE: NOAA/NWS Storm Prediction Center)

Rain Ends Sunday Morning, Partly Sunny, Hi 70s This Week; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Sun Jun 14, 2026 10:41 am Cardinal News

CHICAGOLAND DETAILS … Radar indicates precipitation the trailing edge of precipitation is moving east with rain ending in the northwest suburbs by 9:00 a.m. Scattered showers/isolated thunderstorms this morning then breezy and much cooler. Dangerous […]

Day 1 Convective Outlook/Categorical for Saturday, June 13, 2026 indicates Severe Thunderstorm Risk Level 1 or 5 for 3:00 p.m. Saturday through 7:00 a.m. Sunday (SOURCE: NOAA/NWS Storm Prediction Center)

Decreased Chance of Rain Saturday Night, High 70s Next Week; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Sat Jun 13, 2026 07:13 pm Cardinal News

CHICAGOLAND DETAILS … Radar indicates precipitation as showers and thunderstorms moving in from Iowa in a west to east direction. However, early spots of precipitation that popped ahead of the main rain are tending to […]

Day 1 Convective Outlook/Categorical for Friday, June 12, 2026 indicates no thunderstorm risk (SOURCE: NOAA/NWS Storm Prediction Center)

Beautiful Day, Sunny, High 82, Cooler Sunday; Compare Chicago Weather to Phoenix, Miami, LA, Wash DC

Fri Jun 12, 2026 10:49 am Cardinal News

CHICAGOLAND DETAILS … Radar is clear in northeast Illinois. Scattered thunderstorms, possibly severe Saturday afternoon into Saturday evening, then cooler Sunday. Cooler temps early next week with chances of rain midweek. See also: LIVE STREAMS: […]

Thunderstorms and Tornadoes Ending Chicago O’Hare Weather, But Rotation Detected Near South Elgin About 7:50 PM Thursday, Tornado Warning Issued

Thu Jun 11, 2026 08:00 pm Cardinal News

CHICAGOLAND DETAILS … Radar indicates precipitation as thunderstorms and tornadoes … rotation in South Elgin, Wayne, Wheaton, and Yorkville. Severe storms likely through this evening (highest threat between 5 and 10 PM). All hazards (tornadoes, […]

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