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Home Return to list Heat Advisory 0001 Issued by the Gray / Portland Forecast Office
Action: New Issued At: 2026-05-18 13:13:20 145 WWUS71 KGYX 181812 NPWGYX URGENT - WEATHER MESSAGE National Weather Service Gray ME 212 PM EDT Mon May 18 2026 NHZ012-013-015-190700- /O.NEW.KGYX.HT.Y.0001.260519T1500Z-260520T0000Z/ Eastern Hillsborough-Interior Rockingham-Western And Central Hillsborough- Including the cities of Sharon, Hollis, Salem, Goffstown, Plaistow, Pelham, Nashua, Newton, Milford, Chester, Hampstead, Mont Vernon, Peterborough, Exeter, Weare, Atkinson, Amherst, Manchester, and Derry 212 PM EDT Mon May 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY... * WHAT...Heat index values up to 95 expected. * WHERE...Western and Central Hillsborough, Eastern Hillsborough, and Interior Rockingham Counties. * WHEN...From 11 AM to 8 PM EDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...It will remain warm Tuesday night as overnight lows only dip into the lower 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ GC Action: Continued Issued At: 2026-05-19 01:34:14 530 WWUS71 KGYX 190634 NPWGYX URGENT - WEATHER MESSAGE National Weather Service Gray ME 234 AM EDT Tue May 19 2026 NHZ014-200000- /O.EXA.KGYX.HT.Y.0001.260519T1500Z-260520T0000Z/ Coastal Rockingham- Including the cities of Greenland, Seabrook, Hampton, Hampton Falls, Rye, Portsmouth, and North Hampton 234 AM EDT Tue May 19 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 95 expected. * WHERE...Coastal Rockingham County. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...It will remain warm tonight as overnight lows only dip into the upper 60s to lower 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. && $$ NHZ012-013-015-200000- /O.CON.KGYX.HT.Y.0001.260519T1500Z-260520T0000Z/ Eastern Hillsborough-Interior Rockingham-Western And Central Hillsborough- Including the cities of Milford, Chester, Exeter, Amherst, Atkinson, Hollis, Manchester, Weare, Mont Vernon, Hampstead, Plaistow, Newton, Salem, Goffstown, Sharon, Peterborough, Derry, Nashua, and Pelham 234 AM EDT Tue May 19 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 95 expected. * WHERE...Western and Central Hillsborough, Eastern Hillsborough, and Interior Rockingham Counties. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...It will remain warm tonight as overnight lows only dip into the upper 60s to lower 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ JC Action: Area Extended Issued At: 2026-05-19 01:34:14 530 WWUS71 KGYX 190634 NPWGYX URGENT - WEATHER MESSAGE National Weather Service Gray ME 234 AM EDT Tue May 19 2026 NHZ014-200000- /O.EXA.KGYX.HT.Y.0001.260519T1500Z-260520T0000Z/ Coastal Rockingham- Including the cities of Greenland, Seabrook, Hampton, Hampton Falls, Rye, Portsmouth, and North Hampton 234 AM EDT Tue May 19 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 95 expected. * WHERE...Coastal Rockingham County. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...It will remain warm tonight as overnight lows only dip into the upper 60s to lower 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. && $$ NHZ012-013-015-200000- /O.CON.KGYX.HT.Y.0001.260519T1500Z-260520T0000Z/ Eastern Hillsborough-Interior Rockingham-Western And Central Hillsborough- Including the cities of Milford, Chester, Exeter, Amherst, Atkinson, Hollis, Manchester, Weare, Mont Vernon, Hampstead, Plaistow, Newton, Salem, Goffstown, Sharon, Peterborough, Derry, Nashua, and Pelham 234 AM EDT Tue May 19 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 95 expected. * WHERE...Western and Central Hillsborough, Eastern Hillsborough, and Interior Rockingham Counties. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...It will remain warm tonight as overnight lows only dip into the upper 60s to lower 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ JC | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||