TransitWeather

We are a group of friends who track outdoor warning systems and weather events across N IL and S WI since 2001.

[NWS Chicago @NWSChicago]

On August 4, 2008, a powerful derecho impacted the Chicago area. A peak gust of 94 mph was measured in Bolingbrook, IL and 6 tornadoes (including an EF-2) touched down. You can learn more about this event here: https://t.co/VQZCdHpIJY

[TransitWeather @transitweather]

Throwback 18yrs ago to this derecho crossing northern Illinois
https://t.co/nJtOwdWAfL

[TransitWeather @transitweather]

July 27 2026 - even though havnt had much at home, my sister got this power flash due to a tree on the line in Waukegan IL as the outflow hit approx 330p -Erik #ilwx

[TransitWeather @transitweather]

July 26 2026 - today's spc outlook, with the enhanced upgrade for wi. Late night wind event coming.

[NWS Milwaukee @NWSMilwaukee]

Morning Update: Severe storm potential is looking likely late afternoon/eve(5pm to 11pm). All hazards are possible, particularly some higher end hazards of damaging winds over 70mph, large hail bigger than golf balls, and tornadoes, some possibly at EF-2 or higher strength. #wiwx

[TransitWeather @transitweather]

July 14 2026 - while my backyard station shows 94° (kilmaren1 - Marengo IL)... the 30x15 pool next to it is at 86°... i no longer have a pool, its a bathtub now lol -Erik

[TransitWeather @transitweather]

July 7 2026 - So fox lake il got rid of their fs eclipse 8 we filmed last year for this new wps4004, but clearly its not working right... its rotator broke during today's test... not a good sign lol https://t.co/cepSis1Htj

[TransitWeather @transitweather]

July 7 2026 - first tue of the month, local sirens should be tested in il around 10/1030a

[TransitWeather @transitweather]

July 3 2026 - Severe Thunderstorm Watch till 2am for n il

[TransitWeather @transitweather]

July 3 2026 1157a - Severe Thunderstorm Watch till 7p ne il and se wi

[NWS Storm Prediction Center @NWSSPC]

11:17am CDT #SPC_MD 1465 , #inwx #ilwx #wiwx #iawx, https://t.co/psg3NzvDm8

[TransitWeather @transitweather]

June 2 2026 745p - meso out for ne il as storms slowly fire in an uncapped area.

[TransitWeather @transitweather]

July 2 2026 - Severe Thunderstorm Watch till 10p for s wi.

[TransitWeather @transitweather]

July 2 2026 - unlike yesterday's watch probability which never happened... but today a meso is out for a potential watch coming to n il and s wi

[NWS Milwaukee @NWSMilwaukee]

After storms end this morning, expecting a few hours break before additional storms develop this evening. All hazards are possible with these storms. After storms weaken tonight, additional rounds are expected this weekend. Remain weather aware if outdoors! #wiwx #swiwx

[NWS Milwaukee @NWSMilwaukee]

Extreme Heat Warning in effect through 7 PM CDT Wed. Extensions to this warning may be needed due to long-duration heat. Heat index values remain elevated through the end of the week, with the warmest conditions today. Increasing storm chances by the end of the week. #wiwx #swiwx

[TransitWeather @transitweather]

June 30 2026 - glad to see our locale has finally been upgraded to the extreme heat warning and not just the advisory.

[TransitWeather @transitweather]

June 29 2026 - the heat is on this week... gross

[TransitWeather @transitweather]

June 24 2026 - short clip of the Tornado Sirens (T-128) sounding from Delevan Lake, WI during an active tornado warning.

[Bob Waszak @nilwxreports]

The roar from this tornado is incredible. Wow! #ilwx