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FLOOD WARNING
FLOOD WARNING ISSUED APRIL 17 AT 10:05PM CDT UNTIL APRIL 21 AT 7:48AM CDT
Effective: 2026-04-17 22:05:00 Local Time Expires: 2026-04-21 07:48:00 Local Time Issued by: NWS Quad Cities IA IL
Alert Text
...THE FLOOD WARNING IS EXTENDED FOR THE FOLLOWING RIVERS IN IOWA... CEDAR RIVER NEAR CONESVILLE AFFECTING LOUISA AND MUSCATINE COUNTIES.

IOWA RIVER AT MARENGO AFFECTING BENTON AND IOWA COUNTIES.

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN IOWA...

IOWA RIVER AT OAKVILLE AFFECTING LOUISA COUNTY.

IOWA RIVER AT WAPELLO AFFECTING LOUISA COUNTY.

* WHAT...MINOR FLOODING IS OCCURRING.

* WHERE...IOWA RIVER AT MARENGO.

* WHEN...UNTIL TUESDAY MORNING.

* IMPACTS...AT 16.0 FEET, WATER AFFECTS AGRICULTURAL LAND ALONG THE RIVER. WATER IS SEVERAL FEET DEEP IN PLACES.

* ADDITIONAL DETAILS... - AT 9:00 PM CDT FRIDAY THE STAGE WAS 15.1 FEET. - FORECAST...THE RIVER IS EXPECTED TO RISE TO A CREST OF 15.9 FEET EARLY MONDAY MORNING. IT WILL THEN FALL BELOW FLOOD STAGE MONDAY NIGHT. - FLOOD STAGE IS 15.0 FEET.
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Target Area
BENTON, IA, IOWA, IA
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

78.8 F
Humidity:58%
Wind Speed: G 19.7 mph
Barometer:29.82 in
Dewpoint:62.6 F
Visibility:10.00 mi
Precip:--
Heat Index:79.2 F
Wind Chill:NA
Apr 18 2026, 06:35 PM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Saturday

High 84 °F
Forecast Missing
Saturday
Night
Low 50 °F
Rain Likely
Sunday

High 59 °F
Rain Showers Likely
Sunday
Night
Low 42 °F
Partly Cloudy
Monday

High 55 °F
Partly Sunny
Monday
Night
Low 33 °F
Mostly Clear
Tuesday

High 59 °F
Mostly Sunny
Tuesday
Night
Low 48 °F
Slight Chance of Rain
Wednesday

High 73 °F
Chance of Rain Showers

Observation History for CHEVY CHASE, MARYLAND


Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
06:35 PM EDT G 19.7 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.82 1009.8
06:15 PM EDT SE 12.8 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.83 1010.2
05:55 PM EDT 15.0 G 23.0 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.83 1010.2
05:35 PM EDT 10.3 G 20.8 10.00 Partly Cloudy -- 80.6 62.6 54% NA 81.9 29.83 1010.2
05:15 PM EDT SE 13.9 10.00 NULL -- 80.6 62.6 54% NA 81.9 29.83 1010.2
04:55 PM EDT 9.2 G 16.1 10.00 Clear -- 80.6 62.6 54% NA 81.9 29.83 1010.2
04:35 PM EDT SE 13.9 G 21.9 10.00 Clear -- 82.4 60.8 48% NA 82.9 29.84 1010.5
04:15 PM EDT SE 10.3 G 18.3 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.84 1010.5
03:55 PM EDT SE 8.1 G 17.2 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.86 1011.2
03:35 PM EDT 12.8 G 19.7 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.87 1011.5
03:15 PM EDT 11.4 G 17.2 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.89 1012.2
02:55 PM EDT SE 8.1 10.00 NULL -- 82.4 59.0 45% NA 82.4 29.90 1012.5
02:35 PM EDT 12.8 G 21.9 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.91 1012.9
02:15 PM EDT 13.9 10.00 Clear -- 82.4 59.0 45% NA 82.4 29.91 1012.9
01:55 PM EDT 13.9 G 17.2 10.00 Clear -- 80.6 57.2 45% NA 80.8 29.91 1012.9
01:35 PM EDT 13.9 10.00 Clear -- 80.6 57.2 45% NA 80.8 29.92 1013.2
01:15 PM EDT SE 10.3 G 17.2 10.00 Clear -- 80.6 57.2 45% NA 80.8 29.94 1013.6
12:55 PM EDT S 8.1 G 19.7 10.00 Clear -- 80.6 59.0 48% NA 81.1 29.94 1013.9
12:35 PM EDT 12.8 G 21.9 10.00 Clear -- 80.6 57.2 45% NA 80.8 29.95 1014.2
12:15 PM EDT SE 8.1 10.00 NULL -- 80.6 59.0 48% NA 81.1 29.95 1014.2
11:55 AM EDT S 9.2 10.00 Clear -- 78.8 57.2 48% NA 78.6 29.96 1014.6
11:35 AM EDT S 10.3 10.00 Clear -- 77.0 59.0 54% NA 77.0 29.98 1015.2
11:15 AM EDT 5.8 10.00 Clear -- 77.0 59.0 54% NA 77.0 29.98 1015.2
09:15 AM EDT 0.0 10.00 Clear -- 68.0 59.0 73% NA NA 30.01 1016.3

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
78.8 F

FREDERICK (KFDK)

Clear
77.0 F

CARROLL CNTY (KDMW)

Clear
73.4 F

NSF THURMONT (KRSP)

Clear
68.0 F

WASH DC/DULLES (KIAD)

Clear
77.0 F

WASHINGTON/NATL (KDCA)

NULL
75.2 F
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