Lexington Weather

Lexington, Massachusetts, USA

72°F
8/27/2026 10:47pm 
  • Lexington Conditions: Clear
  • Temperature: 72.1°F / 22.3°CColder 0.9°F than last hour.
  • Dew Point: 67.1°FIncreased 0.2°Fsince last hour.
  • Relative Humidity: 84%Increased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 1 mph
  • Barometer: 29.95 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Watches, Warnings, and Advisories

Issued by the National Weather Service - Philadelphia/Mt Holly

    FLOOD WATCH  

Flood Watch issued August 27 at 10:26AM EDT until August 28 at 4:00AM EDT by NWS Mount Holly NJ

FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT

Areas Affected: New Castle; Sussex; Warren; Morris; Hunterdon; Somerset; Middlesex; Western Monmouth; Mercer; Gloucester; Camden; Northwestern Burlington; Berks; Lehigh; Northampton; Delaware; Philadelphia; Western Chester; Eastern Chester; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks

Urgency: Future

Severity: Severe

Certainty: Possible

Alert Sent: Thursday 10:26am EDT

Alert Effective: Thursday 10:26am EDT

Alert Expires: Friday 4:00am EDT

Event Onset: Thursday 12:00pm EDT

Event Ends: Friday 4:00am EDT

Issued by: NWS Mount Holly NJ

Details: 
...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

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

* WHERE...Portions of northern Delaware, including the following
area, New Castle, New Jersey, including the following areas,
Camden, Gloucester, Hunterdon, Mercer, Middlesex, Morris,
Northwestern Burlington, Somerset, Sussex, Warren and Western
Monmouth, and Pennsylvania, including the following areas, Berks,
Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower
Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester and
Western Montgomery.

* WHEN...Through late tonight.

* IMPACTS...Flooding may occur in poor drainage and urban areas.

* ADDITIONAL DETAILS...
- Showers and thunderstorms are expected to develop by midday
today. Some of these showers and thunderstorms are expected
to produce very heavy rainfall. Rainfall totals of 1-2 inches
of rain can be expected with localized amounts of 3-5 inches
possible in the strongest storms. Rainfall rates within these
thunderstorms may reach up to 1-3 inches per hour at times.
- http://www.weather.gov/safety/flood

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

Meta data: 
ID: urn:oid:2.49.0.1.840.0.49af91ccd71ceca4329f7dc2356d75f97fc632a3.002.1
Codes: DEZ001, NJZ001, NJZ007, NJZ008, NJZ009, NJZ010, NJZ012, NJZ013, NJZ015, NJZ017, NJZ018, NJZ019, PAZ060, PAZ061, PAZ062, PAZ070, PAZ071, PAZ101, PAZ102, PAZ103, PAZ104, PAZ105, PAZ106
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.49af91ccd71ceca4329f7dc2356d75f97fc632a3.002.1