Hazardous Weather Outlook
Issued by NWS Portland, ME

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FLUS41 KGYX 190626
HWOGYX

Hazardous Weather Outlook
National Weather Service Gray ME
226 AM EDT Thu Jun 19 2025

NHZ012-013-200630-
Eastern Hillsborough-Interior Rockingham-
226 AM EDT Thu Jun 19 2025

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS
EVENING...

This Hazardous Weather Outlook is for southern New Hampshire.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

A cold front will approach the region this afternoon and evening,
bringing increasing chances for showers and thunderstorms. Strong to
severe thunderstorms are possible with hail and damaging winds the
primary threats.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

There is increasing confidence for the hottest weather of the year
so far early next week. The combination of heat and humidity may
produce heat index values in the middle to upper 90s.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$

MEZ007>009-012>014-018>023-033-NHZ001>011-014-015-200630-
Northern Oxford-Northern Franklin-Central Somerset-Southern Oxford-
Southern Franklin-Southern Somerset-Interior York-
Central Interior Cumberland-Androscoggin-Kennebec-Interior Waldo-
Coastal York-Interior Cumberland Highlands-Northern Coos-
Southern Coos-Northern Grafton-Northern Carroll-Southern Grafton-
Southern Carroll-Sullivan-Merrimack-Belknap-Strafford-Cheshire-
Coastal Rockingham-Western And Central Hillsborough-
226 AM EDT Thu Jun 19 2025

This Hazardous Weather Outlook is for Maine, south central Maine,
southwest Maine, west central Maine, western Maine, New Hampshire,
central New Hampshire, northern New Hampshire and southern New
Hampshire.

.DAY ONE...Today and tonight.

A cold front will approach the region this afternoon and evening,
bringing increasing chances for showers and thunderstorms. Strong to
severe thunderstorms are possible with hail and damaging winds the
primary threats.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

There is increasing confidence for the hottest weather of the year
so far early next week. The combination of heat and humidity may
produce heat index values in the middle to upper 90s.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$

MEZ024>028-200630-
Coastal Cumberland-Sagadahoc-Lincoln-Knox-Coastal Waldo-
226 AM EDT Thu Jun 19 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS
MORNING...

This Hazardous Weather Outlook is for south central Maine and
southwest Maine.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Dense Fog Advisory.

A cold front will approach the region this afternoon and evening,
bringing increasing chances for showers and thunderstorms. An
isolated strong thunderstorm is possible with gusty winds the primary
threat.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

There is increasing confidence for the hottest weather of the year
so far early next week. The combination of heat and humidity may
produce heat index values in the middle to upper 90s.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$

ANZ150>154-200630-
Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM-
Penobscot Bay-
Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM-
Casco Bay-
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out
25 NM-
226 AM EDT Thu Jun 19 2025

This Hazardous Weather Outlook is for Atlantic coastal waters.

.DAY ONE...Today and tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$