Lexington Weather

Lexington, Massachusetts, USA

78°F
7/20/2026 12:25pm 
  • Lexington Conditions: Clear
  • Temperature: 77.7°F / 25.4°CWarmer 2.5°F than last hour.
  • Dew Point: 55.9°FDecreased 0.9°Fsince last hour.
  • Relative Humidity: 47%Decreased 6.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 1 mph
  • Barometer: 29.93 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Watches, Warnings, and Advisories

Issued by the National Weather Service - Tulsa, OK

    HEAT ADVISORY  

Southeast Osage, OK

Heat Advisory issued July 19 at 10:54PM CDT until July 20 at 8:00PM CDT by NWS Tulsa OK

EXTREME HEAT WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT MONDAY

Areas Affected: North and Central Sebastian; Southern Crawford; Central and Southern Franklin; Washington; Nowata; Craig; Ottawa; Tulsa; Rogers; Mayes; Delaware; Okmulgee; Wagoner; Muskogee; McIntosh; Haskell; Northern Le Flore; Northeast Osage; Central and Southern Sequoyah; Southeast Osage

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Sunday 10:54pm CDT

Alert Effective: Sunday 10:54pm CDT

Alert Expires: Monday 8:00pm CDT

Event Onset: Monday 1:00pm CDT

Event Ends: Monday 8:00pm CDT

Issued by: NWS Tulsa OK

Details: 
...EXTREME HEAT WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT MONDAY...

* WHAT...For the Heat Advisory, heat index values up to 109 expected.
For the Extreme Heat Watch, dangerously hot conditions with heat
index values up to 113 possible.

* WHERE...Portions of northwest and west central Arkansas and east
central, northeast, and southeast Oklahoma.

* WHEN...For the Heat Advisory, from 1 PM to 8 PM CDT Monday. For the
Extreme Heat Watch, from Tuesday afternoon through Tuesday evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Heat related illnesses are
possible especially impacting those not acclimated to the
conditions or those performing strenuous activities.

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

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.2147b6c52d226c4a966a7bcf98e05dec1837c058.002.2
Codes: ARZ129, ARZ219, ARZ220, OKZ055, OKZ056, OKZ057, OKZ058, OKZ060, OKZ061, OKZ062, OKZ063, OKZ066, OKZ067, OKZ070, OKZ071, OKZ074, OKZ176, OKZ254, OKZ272, OKZ354
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.2147b6c52d226c4a966a7bcf98e05dec1837c058.002.2

 

    EXTREME HEAT WATCH  

Southeast Osage, OK

Extreme Heat Watch issued July 19 at 10:54PM CDT until July 21 at 8:00PM CDT by NWS Tulsa OK

EXTREME HEAT WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT MONDAY

Areas Affected: North and Central Sebastian; Southern Crawford; Central and Southern Franklin; Washington; Nowata; Craig; Ottawa; Tulsa; Rogers; Mayes; Delaware; Okmulgee; Wagoner; Muskogee; McIntosh; Haskell; Northern Le Flore; Northeast Osage; Central and Southern Sequoyah; Southeast Osage

Urgency: Future

Severity: Severe

Certainty: Likely

Alert Sent: Sunday 10:54pm CDT

Alert Effective: Sunday 10:54pm CDT

Alert Expires: Monday 8:00pm CDT (expect updated alert by this time)

Event Onset: Tuesday 12:00pm CDT

Event Ends: Tuesday 8:00pm CDT

Issued by: NWS Tulsa OK

Details: 
...EXTREME HEAT WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT MONDAY...

* WHAT...For the Heat Advisory, heat index values up to 109 expected.
For the Extreme Heat Watch, dangerously hot conditions with heat
index values up to 113 possible.

* WHERE...Portions of northwest and west central Arkansas and east
central, northeast, and southeast Oklahoma.

* WHEN...For the Heat Advisory, from 1 PM to 8 PM CDT Monday. For the
Extreme Heat Watch, from Tuesday afternoon through Tuesday evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Heat related illnesses are
possible especially impacting those not acclimated to the
conditions or those performing strenuous activities.

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

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.2147b6c52d226c4a966a7bcf98e05dec1837c058.002.1
Codes: ARZ129, ARZ219, ARZ220, OKZ055, OKZ056, OKZ057, OKZ058, OKZ060, OKZ061, OKZ062, OKZ063, OKZ066, OKZ067, OKZ070, OKZ071, OKZ074, OKZ176, OKZ254, OKZ272, OKZ354
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.2147b6c52d226c4a966a7bcf98e05dec1837c058.002.1