Lexington Weather

Lexington, Massachusetts, USA

70°F
6/25/2026 10:29pm 
  • Lexington Conditions: Clear
  • Temperature: 69.8°F / 21.0°CColder 1.6°F than last hour.
  • Dew Point: 59.2°FDecreased 0.3°Fsince last hour.
  • Relative Humidity: 69%Increased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 30.01 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Watches, Warnings, and Advisories

Issued by the National Weather Service - St. Louis, MO

    FLOOD WATCH  

Calhoun, IL

Flood Watch issued June 25 at 2:55PM CDT until June 26 at 7:00PM CDT by NWS St Louis MO

FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY EVENING

Areas Affected: Greene; Macoupin; Montgomery; Bond; Fayette; Clinton; Marion; Washington; Randolph; Pike; Calhoun; Jersey; Madison; St. Clair; Monroe; Pike; Boone; Audrain; Moniteau; Cole; Osage; Callaway; Montgomery; Lincoln; Gasconade; Warren; St. Charles; Franklin; St. Louis; St. Louis City; Jefferson; Crawford; Washington; St. Francois; Ste. Genevieve; Iron; Madison; Reynolds

Urgency: Future

Severity: Severe

Certainty: Possible

Alert Sent: Thursday 2:55pm CDT

Alert Effective: Thursday 2:55pm CDT

Alert Expires: Friday 6:00am CDT (expect updated alert by this time)

Event Onset: Thursday 2:55pm CDT

Event Ends: Friday 7:00pm CDT

Issued by: NWS St Louis MO

Details: 
...FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY EVENING...

* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of Illinois, including the following areas, Bond
IL, Calhoun IL, Clinton IL, Fayette IL, Greene IL, Jersey IL,
Macoupin IL, Madison IL, Marion IL, Monroe IL, Montgomery IL, Pike
IL, Randolph IL, Saint Clair IL and Washington IL and Missouri,
including the following areas, Audrain MO, Boone MO, Callaway MO,
Cole MO, Crawford MO, Franklin MO, Gasconade MO, Iron MO, Jefferson
MO, Lincoln MO, Madison MO, Moniteau MO, Montgomery MO, Osage MO,
Pike MO, Reynolds MO, Saint Charles MO, Saint Francois MO, Saint
Louis City MO, Saint Louis MO, Sainte Genevieve MO, Warren MO and
Washington MO.

* WHEN...Through Friday evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
- Multiple waves of thunderstorms capable of heavy rainfall.
- Some locations that may experience flooding include...
St. Louis, Columbia, O'Fallon, St. Charles, St. Peters,
Florissant, Chesterfield, Belleville, Jefferson City, Wildwood,
University City, Ballwin, Granite City, Wentzville, Alton,
Kirkwood, Maryland Heights, East St. Louis and Hazelwood.

Information: 
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.8db6eebdaf4c180566f95a848cceb573c63f950a.001.1
Codes: ILZ058, ILZ059, ILZ060, ILZ064, ILZ065, ILZ069, ILZ070, ILZ074, ILZ079, ILZ097, ILZ098, ILZ099, ILZ100, ILZ101, ILZ102, MOZ036, MOZ041, MOZ042, MOZ047, MOZ048, MOZ049, MOZ050, MOZ051, MOZ052, MOZ059, MOZ060, MOZ061, MOZ062, MOZ063, MOZ064, MOZ065, MOZ072, MOZ073, MOZ074, MOZ075, MOZ084, MOZ085, MOZ099
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.8db6eebdaf4c180566f95a848cceb573c63f950a.001.1