Heat Advisory issued September 1 at 2:23PM EDT until September 3 at 8:00PM EDT by NWS Wilmington OH (details ...)
* WHAT...Heat index values of 100 to 105 expected.
* WHERE...Portions of east central and southeast Indiana, northeast and northern Kentucky, and central, south central, southwest, and west central Ohio.
* WHEN...Until 8 PM EDT Thursday.
* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Weather Observations near Celina (2:04 am)
75 Temperature °F 75 Feels Like °F 91 Humidity % N 0.0 Wind mph 0.0 gusts 0.00 Rain Today inch 0.17 Rain Last Week inch 1015.1 Pressure mb 0 Brightness Lux 0 UV Index
Weather Forecast for the Grand Lake area
Conditions Sep 02 Sep 03 Sep 04 Sep 05 Sep 06 Sep 07 73° 73° Wednesday 92° Wednesday 92° slight chance 75° 75° Thursday 88° Thursday 88° likely 72° 72° likely Friday 88° Friday 88° chance 69° 69° chance Saturday 84° Saturday 84° chance 62° 62° chance Sunday 81° Sunday 81° slight chance 61° 61° slight chance Monday 81° Monday 81° Temperature 60° 65° 70° 75° 80° 85° 90° 95° 100° 12 am 12 pm Sep 02 12 am 12 pm Sep 03 12 am 12 pm Sep 04 12 am 12 pm Sep 05 12 am 12 pm Sep 06 12 am 12 pm Sep 07 Temperature Feels Like Dewpoint Precipitation, Humidity and Clouds 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 12 am 12 pm Sep 02 12 am 12 pm Sep 03 12 am 12 pm Sep 04 12 am 12 pm Sep 05 12 am 12 pm Sep 06 12 am 12 pm Sep 07 Precipitation Humidity Cloud Cover 0.03" 0.22" 0.08" 0.12" 0.01" 0.02" Rain inches Wind 0 2 4 6 8 10 12 14 16 12 am 12 pm Sep 02 12 am 12 pm Sep 03 12 am 12 pm Sep 04 12 am 12 pm Sep 05 12 am 12 pm Sep 06 12 am 12 pm Sep 07 Wind mph Gust mph Direction
Source: National Weather Service
Wind direction arrow points in direction wind is
blowing toward. Example: wind is blowing
from southwest to northeast.
Tuesday
September 1
avg high: 80.8°F
avg low: 59.5°F
rec. high: 95, 1897
rec. low: 40, 1967
Sunrise: 7:04 am
Sunset: 8:12 pm
Moonrise: 9:08 pm
Moonset: 10:59 am
Wednesday
September 2
avg high: 80.6°F
avg low: 59.2°F
rec. high: 94, 2011
rec. low: 42, 1994
Sunrise: 7:05 am
Sunset: 8:10 pm
Moonrise: 9:44 pm
Moonset: 12:14 pm
Thursday
September 3
avg high: 80.4°F
avg low: 59.0°F
rec. high: 94, 2011
rec. low: 44, 1987
Sunrise: 7:06 am
Sunset: 8:08 pm
Moonrise: 10:29 pm
Moonset: 1:28 pm
Friday
September 4
avg high: 80.2°F
avg low: 58.7°F
rec. high: 93, 2018
rec. low: 40, 1997
Sunrise: 7:07 am
Sunset: 8:07 pm
Moonrise: 11:26 pm
Moonset: 2:39 pm
Third Quarter Moon: 3:51 am
Saturday
September 5
avg high: 80.0°F
avg low: 58.4°F
rec. high: 93, 2018
rec. low: 41, 1974
Sunrise: 7:08 am
Sunset: 8:05 pm
Moonrise: n/a
Moonset: 3:41 pm
Sunday
September 6
avg high: 79.7°F
avg low: 58.1°F
rec. high: 94, 1998
rec. low: 39, 1962
Sunrise: 7:09 am
Sunset: 8:03 pm
Moonrise: 12:33 am
Moonset: 4:32 pm
Source: National Centers for Environmental Information, Howick Family Observations via RCC-ACIS, NOAA
Indianapolis Radar
2:03 am, Sep 2
Source: National Weather Service
Stream Gauge Heights 0' 2' 4' 6' 8' 12 am 12 pm Aug 26 12 am 12 pm Aug 27 12 am 12 pm Aug 28 12 am 12 pm Aug 29 12 am 12 pm Aug 30 12 am 12 pm Aug 31 12 am 12 pm Sep 01 12 am Chickasaw Creek St. Marys River at Rockford Miami and Erie Canal at Minster Loramie Creek near Newport Wabash River at Linn Grove, IN
Source: U.S. Geological Survey
Grand Lake Height (above sea level) 869.00' 869.25' 869.50' 869.75' 870.00' 870.25' 870.50' 870.75' 871.00' 871.25' 871.50' 871.75' 872.00' Jun 04 Jun 11 Jun 18 Jun 25 Jul 02 Jul 09 Jul 16 Jul 23 Jul 30 Aug 06 Aug 13 Aug 20 Aug 27 Grand Lake at West Bank Spillway
Source: U.S. Geological Survey
Midwest US from Satellite
1:56 am, Sep 2
(Tap or click to animate.)
Source: NOAA GOES satellite imagery
Contiguous US from Satellite
1:51 am, Sep 2
(Tap or click to animate.)
Source: NOAA GOES satellite imagery
US Weather Map
12:32 am, Sep 2
(Tap or click to animate.)
Source: NOAA Weather Prediction Center
Drought Maps
August 25, 2026
(Tap or click to animate.)
None
Abnormally Dry
Moderate Drought
Severe Drought
Extreme Drought
Exceptional Drought
Source: U.S. Drought Monitor