• Excessive Heat Watch for De Kalb County, Illinois
  • Excessive Heat Watch issued June 28 at 10:34AM CDT until June 30 at 7:00PM CDT by NWS
  • Effective: Friday, June 29, 2018 at 11 a.m.
  • Expires: Saturday, June 30, 2018 at 7 p.m.

  • ...EXCESSIVE HEAT WATCH IN EFFECT FROM FRIDAY MORNING THROUGH
    SATURDAY EVENING...
    ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
    THROUGH SATURDAY EVENING...
    * TEMPERATURE...Afternoon highs in the mid 90s and nighttime
    lows in the mid 70s to near 80 degrees.
    * HEAT INDICES...Peak Heat Indices in the 105 to 115 degree
    range.
    * IMPACTS...The high temperatures, combined with ample sunshine
    and oppressive humidity, even at night, will lead to
    potentially hazardous conditions, particularly for the elderly
    and those with pre-existing health conditions.