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FLOOD WARNING
FLOOD WARNING ISSUED APRIL 17 AT 9:38PM CDT UNTIL APRIL 20 AT 11:30AM CDT
Effective: 2026-04-17 21:38:00 Local Time Expires: 2026-04-20 11:30:00 Local Time Issued by: NWS Kansas City/Pleasant Hill MO
Alert Text
...THE FLOOD WARNING IS EXTENDED FOR THE FOLLOWING RIVERS INMISSOURI...

BIG CREEK AT BLAIRSTOWN AFFECTING CASS, JOHNSON AND HENRY COUNTIES.

* WHAT...MINOR FLOODING IS FORECAST.

* WHERE...BIG CREEK AT BLAIRSTOWN.

* WHEN...UNTIL LATE MONDAY MORNING.

* IMPACTS...AT 20.0 FEET, THE WEST BANK OF THE CREEK BEGINS TO FLOOD. AT 23.0 FEET, FLOODING OCCURS AT THE WEST APPROACH TO THE N HIGHWAY BRIDGE LOCATED 0.2 MILES WEST OF BLAIRSTOWN. FLOODING ALSO OCCURS ACROSS B HIGHWAY NEAR BIG CREEK WHICH IS SEVERAL MILES NORTHWEST OF BLAIRSTOWN.

* ADDITIONAL DETAILS... - AT 9:00 PM CDT FRIDAY THE STAGE WAS 18.8 FEET. - FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE LATE THIS EVENING TO A CREST OF 21.1 FEET TOMORROW MORNING. IT WILL THEN FALL BELOW FLOOD STAGE LATE SUNDAY MORNING. - FLOOD STAGE IS 20.0 FEET. - HTTP: WWW.WEATHER.GOV SAFETY FLOOD
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Target Area
CASS, MO, HENRY, MO, JOHNSON, MO
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Hazardous Weather Conditions

No active alerts for CHEVY CHASE, MARYLAND

Current Conditions: CHEVY CHASE, MARYLAND

LEESBURG/GODFREY (KJYO)

Clear

59.0 F
Humidity:88%
Wind Speed: 0.0 mph
Barometer:30.00 in
Dewpoint:55.4 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 18 2026, 12:55 AM EDT
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5 Day Forecast for CHEVY CHASE, MARYLAND (20815)

Saturday

High 84 °F
Partly Sunny
Saturday
Night
Low 53 °F
Rain
Sunday

High 60 °F
Rain Showers Likely
Sunday
Night
Low 41 °F
Showers Likely
Monday

High 55 °F
Partly Sunny
Monday
Night
Low 37 °F
Mostly Clear
Tuesday

High 64 °F
Mostly Sunny
Tuesday
Night
Low 51 °F
Partly Cloudy
Wednesday

High 77 °F
Isolated T-storm

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)
12:55 AM EDT 0.0 10.00 Clear -- 59.0 55.4 88% NA NA 30.00 1015.9
12:35 AM EDT 0.0 10.00 Clear -- 59.0 55.4 88% NA NA 30.00 1015.9
12:15 AM EDT 0.0 10.00 NULL -- 60.8 55.4 82% NA NA 30.00 1015.9
11:55 PM EDT 0.0 10.00 Clear -- 60.8 55.4 82% NA NA 29.99 1015.6
11:35 PM EDT 0.0 10.00 Clear -- 62.6 55.4 77% NA NA 29.98 1015.2
11:15 PM EDT 0.0 10.00 Clear -- 64.4 55.4 73% NA NA 29.99 1015.6
10:55 PM EDT 3.4 10.00 Clear -- 64.4 55.4 73% NA NA 29.99 1015.6
10:35 PM EDT 0.0 10.00 Clear -- 62.6 55.4 77% NA NA 29.98 1015.2
10:15 PM EDT 0.0 10.00 Clear -- 62.6 55.4 77% NA NA 29.98 1015.2
09:55 PM EDT 0.0 10.00 Clear -- 66.2 55.4 68% NA NA 29.97 1014.9
09:35 PM EDT 0.0 10.00 Clear -- 64.4 55.4 73% NA NA 29.97 1014.9
09:15 PM EDT 0.0 10.00 NULL -- 68.0 55.4 64% NA NA 29.97 1014.9
08:55 PM EDT 0.0 10.00 Clear -- 71.6 53.6 53% NA 70.9 29.97 1014.9
08:35 PM EDT NE 3.4 10.00 Clear -- 71.6 55.4 57% NA 71.1 29.96 1014.6
08:15 PM EDT NE 3.4 10.00 Clear -- 73.4 53.6 50% NA 72.9 29.95 1014.2
07:55 PM EDT NE 3.4 10.00 Clear -- 73.4 53.6 50% NA 72.9 29.96 1014.6
07:35 PM EDT 3.4 10.00 Clear -- 75.2 53.6 47% NA 74.7 29.96 1014.6
07:15 PM EDT 6.9 10.00 Clear -- 77.0 53.6 44% NA 76.5 29.95 1014.2
06:35 PM EDT 6.9 10.00 Clear -- 77.0 55.4 47% NA 76.6 29.95 1014.2
06:15 PM EDT 5.8 10.00 Clear -- 77.0 55.4 47% NA 76.6 29.95 1014.2
05:55 PM EDT 11.4 G 16.1 10.00 Clear -- 77.0 55.4 47% NA 76.6 29.95 1014.2
05:35 PM EDT 5.8 G 16.1 10.00 Clear -- 78.8 57.2 48% NA 78.6 29.95 1014.2
05:15 PM EDT 9.2 10.00 Clear -- 78.8 57.2 48% NA 78.6 29.94 1013.9
04:55 PM EDT 8.1 10.00 Clear -- 78.8 57.2 48% NA 78.6 29.95 1014.2

Regional Weather Observation

LEESBURG/GODFREY (KJYO)

Clear
59.0 F

FREDERICK (KFDK)

Clear
55.6 F

CARROLL CNTY (KDMW)

Clear
64.4 F

NSF THURMONT (KRSP)

Clear
63.0 F

WASH DC/DULLES (KIAD)

Clear
59.0 F

WASHINGTON/NATL (KDCA)

Clear
66.2 F
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