Lexington Weather

Lexington, Massachusetts, USA

60°F
7/26/2026 11:58pm 
  • Lexington Conditions: Clear
  • Temperature: 59.9°F / 15.5°CColder 2.2°F than last hour.
  • Dew Point: 50.5°FDecreased 0.9°Fsince last hour.
  • Relative Humidity: 71%Increased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.81 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Watches, Warnings, and Advisories

Issued by the National Weather Service - New Orleans/Baton Rouge

    HEAT ADVISORY  

Southwestern St. Tammany, LA

Heat Advisory issued July 26 at 8:46PM CDT until July 27 at 8:00PM CDT by NWS New Orleans LA

HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM CDT MONDAY... ...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING

Areas Affected: St. James; St. John The Baptist; Upper St. Bernard; Lower St. Bernard; Southeast St. Tammany; Western Orleans; Eastern Orleans; Northern St. Tammany; Southwestern St. Tammany; Central Tangipahoa; Lower Tangipahoa; Northern Livingston; Southern Livingston; Western Ascension; Eastern Ascension; Upper Jefferson; Upper Plaquemines; Central Plaquemines; Central Jefferson; Upper St. Charles; Central St. Charles; Lower St. Charles; Southern Hancock; Southern Harrison; Southern Jackson

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Sunday 8:46pm CDT

Alert Effective: Sunday 8:46pm CDT

Alert Expires: Monday 11:00am CDT (expect updated alert by this time)

Event Onset: Monday 11:00am CDT

Event Ends: Monday 8:00pm CDT

Issued by: NWS New Orleans LA

Details: 
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM CDT MONDAY... ...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING...

* WHAT...For the Heat Advisory, heat index values up to 110 expected.
For the Extreme Heat Watch, dangerously hot conditions with heat
index values up to 115 possible.

* WHERE...Portions of southeast Louisiana and southern Mississippi.

* WHEN...For the Heat Advisory, from 11 AM to 8 PM CDT Monday. For
the Extreme Heat Watch, from Tuesday morning through Tuesday
evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity may cause heat illnesses.

Information: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.9f69bd24b11a3f3c7b9c910d16891c40e3ab15dc.002.1
Codes: LAZ057, LAZ058, LAZ064, LAZ070, LAZ076, LAZ077, LAZ078, LAZ079, LAZ080, LAZ081, LAZ082, LAZ083, LAZ084, LAZ085, LAZ086, LAZ087, LAZ089, LAZ090, LAZ092, LAZ098, LAZ099, LAZ100, MSZ086, MSZ087, MSZ088
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9f69bd24b11a3f3c7b9c910d16891c40e3ab15dc.002.1

 

    EXTREME HEAT WATCH  

Southwestern St. Tammany, LA

Extreme Heat Watch issued July 26 at 8:46PM CDT until July 28 at 8:00PM CDT by NWS New Orleans LA

HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM CDT MONDAY... ...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING

Areas Affected: St. James; St. John The Baptist; Upper St. Bernard; Lower St. Bernard; Southeast St. Tammany; Western Orleans; Eastern Orleans; Northern St. Tammany; Southwestern St. Tammany; Central Tangipahoa; Lower Tangipahoa; Northern Livingston; Southern Livingston; Western Ascension; Eastern Ascension; Upper Jefferson; Upper Plaquemines; Central Plaquemines; Central Jefferson; Upper St. Charles; Central St. Charles; Lower St. Charles; Southern Hancock; Southern Harrison; Southern Jackson

Urgency: Future

Severity: Severe

Certainty: Likely

Alert Sent: Sunday 8:46pm CDT

Alert Effective: Sunday 8:46pm CDT

Alert Expires: Monday 11:00am CDT (expect updated alert by this time)

Event Onset: Tuesday 11:00am CDT

Event Ends: Tuesday 8:00pm CDT

Issued by: NWS New Orleans LA

Details: 
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM CDT MONDAY... ...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING...

* WHAT...For the Heat Advisory, heat index values up to 110 expected.
For the Extreme Heat Watch, dangerously hot conditions with heat
index values up to 115 possible.

* WHERE...Portions of southeast Louisiana and southern Mississippi.

* WHEN...For the Heat Advisory, from 11 AM to 8 PM CDT Monday. For
the Extreme Heat Watch, from Tuesday morning through Tuesday
evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity may cause heat illnesses.

Information: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.9f69bd24b11a3f3c7b9c910d16891c40e3ab15dc.002.2
Codes: LAZ057, LAZ058, LAZ064, LAZ070, LAZ076, LAZ077, LAZ078, LAZ079, LAZ080, LAZ081, LAZ082, LAZ083, LAZ084, LAZ085, LAZ086, LAZ087, LAZ089, LAZ090, LAZ092, LAZ098, LAZ099, LAZ100, MSZ086, MSZ087, MSZ088
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9f69bd24b11a3f3c7b9c910d16891c40e3ab15dc.002.2