Lexington Weather

Lexington, Massachusetts, USA

66°F
9/22/2026 2:04pm 
  • Lexington Conditions: Clear
  • Temperature: 66.4°F / 19.1°CColder 1.2°F than last hour.
  • Dew Point: 47.1°FDecreased 1.3°Fsince last hour.
  • Relative Humidity: 50% 
  • Wind: Calm, 10-min avg: Calm, gust: 3 mph
  • Barometer: 30.33 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Watches, Warnings, and Advisories

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

    FLOOD WARNING  

Flood Warning issued September 22 at 11:52AM CDT until September 25 at 7:00PM CDT by NWS Quad Cities IA IL

FLOOD WARNING NOW IN EFFECT FROM WEDNESDAY EVENING TO FRIDAY EVENING

Areas Affected: Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Tuesday 11:52am CDT

Alert Effective: Tuesday 11:52am CDT

Alert Expires: Wednesday 12:00pm CDT (expect updated alert by this time)

Event Onset: Wednesday 7:00pm CDT

Event Ends: Friday 7:00pm CDT

Issued by: NWS Quad Cities IA IL

Details: 
...FLOOD WARNING NOW IN EFFECT FROM WEDNESDAY EVENING TO FRIDAY EVENING...

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

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

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

...The Flood Warning continues for the following rivers in
Illinois...Iowa...

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

* WHAT...Minor flooding is forecast.

* WHERE...Mississippi River at Keithsburg.

* WHEN...From Wednesday evening to Friday evening.

* IMPACTS...At 14.5 feet, Water affects low lying areas in Oquawka.

* ADDITIONAL DETAILS...
- At 11:30 AM CDT Tuesday the stage was 12.7 feet.
- Forecast...The river is expected to rise above flood stage
tomorrow evening to a crest of 14.3 feet Thursday morning. It
will then fall below flood stage Friday morning.
- Flood stage is 14.0 feet.

Information: 
Caution is urged when walking near riverbanks.

The next statement will be issued by Wednesday afternoon.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.15d47231194509b62f8173ef3f722c8ed7a4793a.002.1
Codes: IAC057, IAC115, ILC071, ILC131
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.15d47231194509b62f8173ef3f722c8ed7a4793a.002.1

 

    FLOOD WARNING  

Flood Warning issued September 22 at 10:38AM CDT until September 24 at 3:00PM CDT by NWS Quad Cities IA IL

FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY AFTERNOON

Areas Affected: Johnson, IA; Louisa, IA; Washington, IA

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Tuesday 10:38am CDT

Alert Effective: Tuesday 10:38am CDT

Alert Expires: Wednesday 10:45am CDT (expect updated alert by this time)

Event Onset: Tuesday 10:38am CDT

Event Ends: Thursday 3:00pm CDT

Issued by: NWS Quad Cities IA IL

Details: 
...FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY AFTERNOON...

...The Flood Warning is extended for the following rivers in Iowa...

Cedar River near Conesville affecting Louisa and Muscatine
Counties.

Iowa River at Oakville affecting Louisa County.

Iowa River at Wapello affecting Louisa County.

Iowa River near Lone Tree affecting Louisa, Johnson and Washington
Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Iowa River near Lone Tree.

* WHEN...Until Thursday afternoon.

* IMPACTS...At 16.0 feet, Flood waters affect parts of Lola Lane and
Y Avenue. River Junction Access Park is closed.

* ADDITIONAL DETAILS...
- At 10:00 AM CDT Tuesday the stage was 16.4 feet.
- Forecast...The river is expected to rise to a crest of 17.0 feet
tomorrow morning. It will then fall below flood stage Thursday
morning.
- Flood stage is 16.0 feet.

Information: 
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive cars
through flooded areas.

Caution is urged when walking near riverbanks.

The next statement will be issued by Wednesday morning.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.004.1
Codes: IAC103, IAC115, IAC183
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.004.1

 

    FLOOD WARNING  

Flood Warning issued September 22 at 10:38AM CDT until September 24 at 6:00PM CDT by NWS Quad Cities IA IL

FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY EVENING

Areas Affected: Louisa, IA; Muscatine, IA

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Tuesday 10:38am CDT

Alert Effective: Tuesday 10:38am CDT

Alert Expires: Wednesday 10:45am CDT (expect updated alert by this time)

Event Onset: Tuesday 10:38am CDT

Event Ends: Thursday 6:00pm CDT

Issued by: NWS Quad Cities IA IL

Details: 
...FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY EVENING...

...The Flood Warning is extended for the following rivers in Iowa...

Cedar River near Conesville affecting Louisa and Muscatine
Counties.

Iowa River at Oakville affecting Louisa County.

Iowa River at Wapello affecting Louisa County.

Iowa River near Lone Tree affecting Louisa, Johnson and Washington
Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Cedar River near Conesville.

* WHEN...Until Thursday evening.

* IMPACTS...At 14.5 feet, Water affects residences along Iowa Highway
22. Water affects Hoot Owl Jct and Elder Avenue south of Iowa
Highway 22.

* ADDITIONAL DETAILS...
- At 9:00 AM CDT Tuesday the stage was 14.5 feet.
- Forecast...The river is currently cresting and will begin to
gradually fall this afternoon. It is expected to fall below flood
stage on Thursday.
- Flood stage is 13.0 feet.

Information: 
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive cars
through flooded areas.

Caution is urged when walking near riverbanks.

The next statement will be issued by Wednesday morning.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.003.1
Codes: IAC115, IAC139
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.003.1

 

    FLOOD WARNING  

Flood Warning issued September 22 at 10:38AM CDT until September 26 at 3:00AM CDT by NWS Quad Cities IA IL

FLOOD WARNING NOW IN EFFECT UNTIL LATE FRIDAY NIGHT

Areas Affected: Louisa, IA

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Tuesday 10:38am CDT

Alert Effective: Tuesday 10:38am CDT

Alert Expires: Wednesday 10:45am CDT (expect updated alert by this time)

Event Onset: Tuesday 10:38am CDT

Event Ends: Saturday 3:00am CDT

Issued by: NWS Quad Cities IA IL

Details: 
...FLOOD WARNING NOW IN EFFECT UNTIL LATE FRIDAY NIGHT...

...The Flood Warning is extended for the following rivers in Iowa...

Cedar River near Conesville affecting Louisa and Muscatine
Counties.

Iowa River at Oakville affecting Louisa County.

Iowa River at Wapello affecting Louisa County.

Iowa River near Lone Tree affecting Louisa, Johnson and Washington
Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Iowa River at Oakville.

* WHEN...Until late Friday night.

* IMPACTS...At 12.0 feet, Flooding of agricultural land is ongoing.
Several county roads are under water and closed.

* ADDITIONAL DETAILS...
- At 9:00 AM CDT Tuesday the stage was 11.4 feet.
- Forecast...The river is expected to rise to a crest of 13.0 feet
tomorrow morning. It will then fall below flood stage Friday
evening.
- Flood stage is 11.0 feet.

Information: 
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive cars
through flooded areas.

Caution is urged when walking near riverbanks.

The next statement will be issued by Wednesday morning.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.001.1
Codes: IAC115
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.001.1

 

    FLOOD WARNING  

Flood Warning issued September 22 at 10:38AM CDT until September 26 at 9:00AM CDT by NWS Quad Cities IA IL

FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING

Areas Affected: Louisa, IA

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Tuesday 10:38am CDT

Alert Effective: Tuesday 10:38am CDT

Alert Expires: Wednesday 10:45am CDT (expect updated alert by this time)

Event Onset: Tuesday 10:38am CDT

Event Ends: Saturday 9:00am CDT

Issued by: NWS Quad Cities IA IL

Details: 
...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING...

...The Flood Warning is extended for the following rivers in Iowa...

Cedar River near Conesville affecting Louisa and Muscatine
Counties.

Iowa River at Oakville affecting Louisa County.

Iowa River at Wapello affecting Louisa County.

Iowa River near Lone Tree affecting Louisa, Johnson and Washington
Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Iowa River at Wapello.

* WHEN...Until Saturday morning.

* IMPACTS...At 25.0 feet, Widespread flooding of agricultural land.
Numerous secondary roads are under water.

* ADDITIONAL DETAILS...
- At 9:00 AM CDT Tuesday the stage was 23.2 feet.
- Forecast...The river is expected to rise to a crest of 23.8 feet
tonight. It will then fall below flood stage early Saturday
morning.
- Flood stage is 21.0 feet.

Information: 
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive cars
through flooded areas.

Caution is urged when walking near riverbanks.

The next statement will be issued by Wednesday morning.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.002.1
Codes: IAC115
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.03226bd34756804c5eedaff87f175f1772b33136.002.1