Freeze Warning issued April 19 at 7:44PM EDT until April 20 at 10:00AM EDT by NWS Wilmington OH (details ...)
* WHAT...Sub-freezing temperatures as low as 30 expected.
* WHERE...Portions of east central and southeast Indiana and central, south central, southwest, and west central Ohio.
* WHEN...From 2 AM to 10 AM EDT Monday.
* IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
30° 30° isolated widespread frost Mon 52° Mon 52° widespread frost 36° 36° patchy frost Tue 74° Tue 74°
Tuesday, April 6th, 2010
Photo by Nancy Allen/The Daily Standard

Signs like this one were posted around Grand Lake starting last summer after a toxin-produced algae was found in the lake.

Related online story:
GRAND LAKE - A water quality advisory placed on Grand Lake last summer due to high algae toxin levels has been lifted and signs posted around the lake are coming down, at least for now. [More]
Additional pictures on this date