Lexington Weather

Lexington, Massachusetts, USA

63°F

9/21/2026 11:58am

Lexington Conditions: Few Clouds
Temperature: 63.1°F / 17.3°C
Dew Point: 55.8°F
Relative Humidity: 77%
Wind: Calm, 10-min avg: Calm, gust: None
Barometer: 30.09 in Steady
Visibility: 10 miles
Rain Today: 0.03 in

Watches, Warnings, and Advisories

Issued by the National Weather Service - Quad Cities, IA/IL

FLOOD WATCH

Flood Watch issued September 20 at 9:07PM CDT until September 26 at 5:30AM CDT by NWS Quad Cities IA IL

FLOOD WATCH NOW IN EFFECT FROM TUESDAY EVENING TO LATE FRIDAY NIGHT

Areas Affected: Des Moines; Henderson

Urgency: Future

Severity: Severe

Certainty: Possible

Alert Sent: Sunday 9:07pm CDT

Alert Effective: Sunday 9:07pm CDT

Alert Expires: Monday 9:15pm CDT (expect updated alert by this time)

Event Onset: Tuesday 10:36pm CDT

Event Ends: Saturday 5:30am CDT

Issued by: NWS Quad Cities IA IL

Details:

...FLOOD WATCH NOW IN EFFECT FROM TUESDAY EVENING TO LATE FRIDAY NIGHT...

...The Flood Watch is extended for the following rivers in
Illinois...Iowa...

Mississippi River at Keithsburg affecting Louisa, Henderson, Mercer
and Des Moines Counties.

Mississippi River at Gladstone LD18 affecting Henderson and Des
Moines Counties.

Mississippi River at Burlington affecting Henderson, Lee, Des
Moines and Hancock Counties.

...The Flood Watch continues for the following rivers in Missouri...
Illinois...

Mississippi River at Gregory Landing affecting Clark and Hancock
Counties.

* WHAT...Flooding is possible.

* WHERE...Mississippi River at Gladstone LD18.

* WHEN...From Tuesday evening to late Friday night.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Sunday the stage was 6.3 feet.
- Forecast...Flood stage may be reached late Tuesday evening.
- Flood stage is 10.0 feet.

Information:

If you are in the watch area, remain alert to possible flooding.

Residents and those with interests near the river should monitor
rising water levels and be prepared for possible Flood Warnings.

The next statement will be issued by Monday evening.

Meta data:

ID: urn:oid:2.49.0.1.840.0.da07eb3e65d97929ea90904595ba1bf754394392.002.1
Codes: IAZ089, ILZ025
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.da07eb3e65d97929ea90904595ba1bf754394392.002.1

FLOOD WATCH

Flood Watch issued September 20 at 9:07PM CDT until September 25 at 11:00PM CDT by NWS Quad Cities IA IL

FLOOD WATCH NOW IN EFFECT FROM LATE TUESDAY NIGHT TO FRIDAY EVENING

Areas Affected: Des Moines; Lee; Henderson; Hancock

Urgency: Future

Severity: Severe

Certainty: Possible

Alert Sent: Sunday 9:07pm CDT

Alert Effective: Sunday 9:07pm CDT

Alert Expires: Monday 9:15pm CDT (expect updated alert by this time)

Event Onset: Wednesday 4:00am CDT

Event Ends: Friday 11:00pm CDT

Issued by: NWS Quad Cities IA IL

Details:

...FLOOD WATCH NOW IN EFFECT FROM LATE TUESDAY NIGHT TO FRIDAY EVENING...

...The Flood Watch is extended for the following rivers in
Illinois...Iowa...

Mississippi River at Keithsburg affecting Louisa, Henderson, Mercer
and Des Moines Counties.

Mississippi River at Gladstone LD18 affecting Henderson and Des
Moines Counties.

Mississippi River at Burlington affecting Henderson, Lee, Des
Moines and Hancock Counties.

...The Flood Watch continues for the following rivers in Missouri...
Illinois...

Mississippi River at Gregory Landing affecting Clark and Hancock
Counties.

* WHAT...Flooding is possible.

* WHERE...Mississippi River at Burlington.

* WHEN...From late Tuesday night to Friday evening.

* ADDITIONAL DETAILS...
- At 8:00 PM CDT Sunday the stage was 11.4 feet.
- Forecast...Flood stage may be reached early Wednesday morning.
- Flood stage is 15.0 feet.

Information:

If you are in the watch area, remain alert to possible flooding.

Residents and those with interests near the river should monitor
rising water levels and be prepared for possible Flood Warnings.

The next statement will be issued by Monday evening.

Meta data:

ID: urn:oid:2.49.0.1.840.0.da07eb3e65d97929ea90904595ba1bf754394392.003.1
Codes: IAZ089, IAZ099, ILZ025, ILZ034
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.da07eb3e65d97929ea90904595ba1bf754394392.003.1

FLOOD WATCH

Flood Watch issued September 20 at 9:07PM CDT until September 25 at 4:00PM CDT by NWS Quad Cities IA IL

FLOOD WATCH NOW IN EFFECT FROM TUESDAY AFTERNOON TO FRIDAY AFTERNOON

Areas Affected: Louisa; Des Moines; Mercer; Henderson

Urgency: Future

Severity: Severe

Certainty: Possible

Alert Sent: Sunday 9:07pm CDT

Alert Effective: Sunday 9:07pm CDT

Alert Expires: Monday 9:15pm CDT (expect updated alert by this time)

Event Onset: Tuesday 3:24pm CDT

Event Ends: Friday 4:00pm CDT

Issued by: NWS Quad Cities IA IL

Details:

...FLOOD WATCH NOW IN EFFECT FROM TUESDAY AFTERNOON TO FRIDAY AFTERNOON...

...The Flood Watch is extended for the following rivers in
Illinois...Iowa...

Mississippi River at Keithsburg affecting Louisa, Henderson, Mercer
and Des Moines Counties.

Mississippi River at Gladstone LD18 affecting Henderson and Des
Moines Counties.

Mississippi River at Burlington affecting Henderson, Lee, Des
Moines and Hancock Counties.

...The Flood Watch continues for the following rivers in Missouri...
Illinois...

Mississippi River at Gregory Landing affecting Clark and Hancock
Counties.

* WHAT...Flooding is possible.

* WHERE...Mississippi River at Keithsburg.

* WHEN...From Tuesday afternoon to Friday afternoon.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Sunday the stage was 10.7 feet.
- Forecast...Flood stage may be reached Tuesday afternoon.
- Flood stage is 14.0 feet.

Information:

If you are in the watch area, remain alert to possible flooding.

Residents and those with interests near the river should monitor
rising water levels and be prepared for possible Flood Warnings.

The next statement will be issued by Monday evening.

Meta data:

ID: urn:oid:2.49.0.1.840.0.da07eb3e65d97929ea90904595ba1bf754394392.001.1
Codes: IAZ078, IAZ089, ILZ024, ILZ025
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.da07eb3e65d97929ea90904595ba1bf754394392.001.1