Heat Advisory issued June 17 at 2:36AM EDT until June 18 at 8:00PM EDT by NWS Gray ME
Moderate
Upcoming
From Tomorrow 12:00 (1 day from now)
Until Today 14:45 (6 hours from now)
Official warning explanations:
  • WHAT: For the Heat Advisory, heat index values up to 100 expected. For the Excessive Heat Watch, dangerously hot conditions with heat index values up to 105 possible.

  • WHERE: Western and Central Hillsborough, Merrimack, Eastern Hillsborough, and Interior Rockingham Counties.

  • WHEN: For the Heat Advisory, from noon to 8 PM EDT Tuesday. For the Excessive Heat Watch, from Wednesday afternoon through Thursday evening.

  • IMPACTS: Heat related illnesses increase significantly during extreme heat and high humidity events.

  • ADDITIONAL DETAILS: Warm overnight low temperatures in the 70s will result in greater cumulative heat stress.

* WHAT...For the Heat Advisory, heat index values up to 100 expected. For the Excessive Heat Watch, dangerously hot conditions with heat index values up to 105 possible. * WHERE...Western and Central Hillsborough, Merrimack, Eastern Hillsborough, and Interior Rockingham Counties. * WHEN...For the Heat Advisory, from noon to 8 PM EDT Tuesday. For the Excessive Heat Watch, from Wednesday afternoon through Thursday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Warm overnight low temperatures in the 70s will result in greater cumulative heat stress.

Instructions:

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Excessive Heat Watch issued June 17 at 2:36AM EDT until June 20 at 8:00PM EDT by NWS Gray ME
Severe
Upcoming
From Wednesday 12:00 (2 days from now)
Until Today 14:45 (6 hours from now)
Official warning explanations:
  • WHAT: For the Heat Advisory, heat index values up to 100 expected. For the Excessive Heat Watch, dangerously hot conditions with heat index values up to 105 possible.

  • WHERE: Western and Central Hillsborough, Merrimack, Eastern Hillsborough, and Interior Rockingham Counties.

  • WHEN: For the Heat Advisory, from noon to 8 PM EDT Tuesday. For the Excessive Heat Watch, from Wednesday afternoon through Thursday evening.

  • IMPACTS: Heat related illnesses increase significantly during extreme heat and high humidity events.

  • ADDITIONAL DETAILS: Warm overnight low temperatures in the 70s will result in greater cumulative heat stress.

* WHAT...For the Heat Advisory, heat index values up to 100 expected. For the Excessive Heat Watch, dangerously hot conditions with heat index values up to 105 possible. * WHERE...Western and Central Hillsborough, Merrimack, Eastern Hillsborough, and Interior Rockingham Counties. * WHEN...For the Heat Advisory, from noon to 8 PM EDT Tuesday. For the Excessive Heat Watch, from Wednesday afternoon through Thursday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Warm overnight low temperatures in the 70s will result in greater cumulative heat stress.

Instructions:

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

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