Hoiatused Big Rock, Illinois

High temperature

2.7 6:48 PM 18:48 – 3.7 5:00 AM 05:00

Extreme Heat Warning issued July 2 at 1:48PM CDT until July 3 at 12:00AM CDT by NWS Chicago IL * WHAT...Dangerously hot conditions with heat index values up to 105 degrees. * WHERE...Portions of north central and northeast Illinois and northwest Indiana. * WHEN...Until midnight CDT tonight. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Stay cool, stay hydrated, stay informed. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

National Weather Service

Thunderstorm

3.7 4:15 AM 04:15 – 3.7 5:15 AM 05:15

Severe Thunderstorm Warning issued July 2 at 11:15PM CDT until July 3 at 12:15AM CDT by NWS Chicago IL SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northern Kendall County in northeastern Illinois... Southeastern De Kalb County in north central Illinois... Southern Kane County in northeastern Illinois... * Until 1215 AM CDT. * At 1115 PM CDT, a severe thunderstorm was located near Somonauk, or near Sandwich, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Aurora, Plainfield, Oswego, West Chicago, Batavia, Geneva, Yorkville, Plano, Sandwich, Montgomery, North Aurora, Sugar Grove, Boulder Hill, Hinckley, Somonauk, Waterman, Big Rock, Kaneville, Bristol, and Little Rock. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

National Weather Service

Flood

3.7 3:51 AM 03:51 – 3.7 7:00 AM 07:00

Flood Advisory issued July 2 at 10:51PM CDT until July 3 at 2:00AM CDT by NWS Chicago IL * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of northeast Illinois, including the following counties, Cook, DuPage, Kane, Kendall and Will. * WHEN...Until 200 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Underpasses may be flooded. Roads and streets may be flooded. * ADDITIONAL DETAILS... - At 1051 PM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. Up to 2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Chicago, Aurora, Naperville, Cicero, Bolingbrook, Berwyn, Oak Park, Downers Grove, Romeoville, Plainfield, Woodridge, Oswego, Midway Airport, Austin, South Lawndale, West Town, Bridgeport, Lincoln Park, Lake View and Chicago Loop. - http://www.weather.gov/safety/flood A Flood Advisory means minor flooding along waterways and other poor drainage areas is imminent or may already be occurring. Persons in the advisory area should use caution and avoid flood waters. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

National Weather Service