Old Res Weather

Lexington, Massachusetts, USA

35°F
2/16/2025 7:17pm 
  • Lexington Conditions: Mostly cloudy
  • Temperature: 35.1°F / 1.7°CColder 0.1°F than last hour.
  • Dew Point: 32.4°FDecreased 0.1°Fsince last hour.
  • Relative Humidity: 90
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.00 inFalling 0.05  inHg/hr Falling Slowly
  • Visibility: 10 miles
  • Rain Today: 0.01 in
  • UV Index: $VPuv None
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Watches, Warnings, and Advisories

Issued by the National Weather Service - San Francisco Bay Area, CA

    RED FLAG WARNING  

North Bay Interior Mountains, CA


Red Flag Warning issued June 10 at 10:33PM PDT until June 11 at 9:00AM PDT by NWS San Francisco CA

RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THURSDAY


Areas Affected: North Bay Interior Mountains; East Bay Hills

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Wednesday 10:33pm PDT

Alert Effective: Wednesday 10:33pm PDT

Alert Expires: Thursday 9:00am PDT

Event Onset: Wednesday 11:00pm PDT

Event Ends: Thursday 9:00am PDT

Issued by: NWS San Francisco CA


Details:
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THURSDAY...

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THURSDAY DUE TO
WIND AND LOW RELATIVE HUMIDITY RECOVERY FOR NORTH BAY INTERIOR
MOUNTAINS AND EAST BAY HILLS...

....Dry and windy conditions combined with some dry vegetation will
lead to a critical fire weather threat through Thursday morning...

* AFFECTED AREA...East Bay Hills and North Bay Interior Mountains.

* TIMING...Until 9 AM PDT Thursday.

* WINDS 20 FOOT...Northerly winds 10 to 20 mph with gusts up to 45
mph.

* RELATIVE HUMIDITY RECOVERY...Thursday morning relative humidity of
less than 40 percent.

* IMPACTS...Extreme fire behavior and rapid rates of spread likely on
new and existing wildfires. There will be an increased risk for
power outages.

Information:
Please advise responding agencies or fire crews in the field of this
fire weather alert.

Never leave burning debris or camp fires unattended; extinguish them
completely. Avoid using equipment or machinery that could create a
spark. Secure tow chains to avoid dragging and subsequent sparks.
Never toss cigarette butts out of your vehicle's window. Remember,
one less spark, one less flame.

Familiarize yourself with your emergency plan! Where will you go? How
will you get there? Do you have your go kit ready to go? Who will you
call to let others know you are safe? Visit ready.gov/plan for more
information.

Meta data:
ID: urn:oid:2.49.0.1.840.0.0e3520c08323ec60cfa95dc962463f15df6afcca.001.1
Codes: CAZ504, CAZ515
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.0e3520c08323ec60cfa95dc962463f15df6afcca.001.1

 

    HEAT ADVISORY  

North Bay Interior Mountains, CA


Heat Advisory issued June 10 at 9:16PM PDT until June 11 at 11:00PM PDT by NWS San Francisco CA

HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 11 PM PDT THURSDAY


Areas Affected: Sonoma Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Wednesday 9:16pm PDT

Alert Effective: Wednesday 9:16pm PDT

Alert Expires: Thursday 3:00pm PDT (expect updated alert by this time)

Event Onset: Thursday 12:00pm PDT

Event Ends: Thursday 11:00pm PDT

Issued by: NWS San Francisco CA


Details:
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 11 PM PDT THURSDAY...

* WHAT...High temperatures between 90 and 103 for interior valleys
and higher elevations. High temperatures between 85 and 96 degrees
for the Bay Shoreline.

* WHERE...North Bay Interior Mountains and Valleys, and San Francisco
Bay Shoreline.

* WHEN...From noon to 11 PM PDT Thursday.

* IMPACTS...This level of heat affects most individuals sensitive to
heat, especially those without effective cooling and/or adequate
hydration. Impacts possible in some health systems and in
heat-sensitive industries.

Information:
Hydration is a critical piece to surviving the heat. Drink water, and
if possible, take water to those who are vulnerable.

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

Beat the heat and check the backseat! Do not leave young children or
pets in unattended vehicles. Car interiors will reach lethal
temperatures in a matter of minutes.

Meta data:
ID: urn:oid:2.49.0.1.840.0.1bd09863ac512953937682a1f08e8b3e45aa7964.001.1
Codes: CAZ503, CAZ504, CAZ506, CAZ508
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.1bd09863ac512953937682a1f08e8b3e45aa7964.001.1