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FLOOD WATCH
FLOOD WATCH ISSUED APRIL 18 AT 9:37AM CDT UNTIL APRIL 23 AT 1:00AM CDT
Effective: 2026-04-18 09:37:00 Local Time Expires: 2026-04-23 01:00:00 Local Time Issued by: NWS La Crosse WI
Alert Text
...THE FLOOD WATCH CONTINUES FOR THE FOLLOWING RIVERS IN IOWA...WISCONSIN...

MISSISSIPPI RIVER AT MCGREGOR AFFECTING CRAWFORD, CLAYTON, GRANT AND ALLAMAKEE COUNTIES.

* WHAT...FLOODING IS POSSIBLE.

* WHERE...MISSISSIPPI RIVER AT MCGREGOR.

* WHEN...FROM MONDAY MORNING TO EARLY THURSDAY MORNING.

* IMPACTS...AT 16.5 FEET, WATER MAY BEGIN TO GO OVER THE ROAD COVERING PART OF HIGHWAY C NEAR HIGHWAY 18.

* ADDITIONAL DETAILS... - AT 8:45 AM CDT SATURDAY THE STAGE WAS 13.6 FEET. - FORECAST...FLOOD STAGE MAY BE REACHED LATE MONDAY MORNING. - FLOOD STAGE IS 16.0 FEET. - HTTP: WWW.WEATHER.GOV SAFETY FLOOD
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Target Area
ALLAMAKEE, CLAYTON, CRAWFORD, GRANT
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

71.6 F
Humidity:69%
Wind Speed:SE 9.2 mph
Barometer:29.83 in
Dewpoint:60.8 F
Visibility:10.00 mi
Precip:--
Heat Index:71.8 F
Wind Chill:NA
Apr 18 2026, 09:35 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)
09:35 PM EDT SE 9.2 10.00 Clear -- 71.6 60.8 69% NA 71.8 29.83 1010.2
09:15 PM EDT SE 11.4 10.00 Clear -- 71.6 60.8 69% NA 71.8 29.82 1009.8
08:55 PM EDT SE 11.4 G 23.0 10.00 Clear -- 71.6 60.8 69% NA 71.8 29.82 1009.8
08:35 PM EDT SE 13.9 G 20.8 10.00 Clear -- 73.4 60.8 65% NA 73.4 29.81 1009.5
08:15 PM EDT SE 9.2 G 18.3 10.00 Clear -- 73.4 60.8 65% NA 73.4 29.81 1009.2
07:55 PM EDT SE 15.0 G 20.8 10.00 Clear -- 75.2 60.8 61% NA 75.2 29.81 1009.2
07:35 PM EDT SE 11.4 G 18.3 10.00 Clear -- 77.0 60.8 57% NA 77.2 29.81 1009.2
07:15 PM EDT SE 12.8 G 19.7 10.00 Clear -- 77.0 62.6 61% NA 77.4 29.81 1009.5
06:55 PM EDT SE 12.8 G 18.3 10.00 Clear -- 78.8 62.6 58% NA 79.2 29.81 1009.5
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

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
71.6 F

FREDERICK (KFDK)

Mostly Cloudy
68.9 F

CARROLL CNTY (KDMW)

Clear
64.4 F

NSF THURMONT (KRSP)

Mostly Cloudy
62.1 F

WASH DC/DULLES (KIAD)

Clear
69.8 F

WASHINGTON/NATL (KDCA)

Clear
66.2 F
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