573 WWUS71 KALY 190520 NPWALY URGENT - WEATHER MESSAGE National Weather Service Albany NY 120 AM EDT Tue May 19 2026 NYZ064-065-192015- /O.NEW.KALY.HT.Y.0001.260519T1500Z-260519T2300Z/ Eastern Ulster-Western Dutchess- Including the cities of Poughkeepsie, New Paltz, Arlington, Kingston, and Beacon 120 AM EDT Tue May 19 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS EVENING... * WHAT...Heat index values in the mid 90s. * WHERE...Eastern Ulster and Western Dutchess Counties in the mid Hudson River Valley. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ 15  019 WWUS73 KABR 190550 NPWABR URGENT - WEATHER MESSAGE National Weather Service Aberdeen SD 1250 AM CDT Tue May 19 2026 SDZ004-005-009-010-016-034-035-191600- /O.NEW.KABR.FZ.W.0001.260520T0400Z-260520T1300Z/ /O.CON.KABR.FR.Y.0003.260519T0900Z-260519T1400Z/ Campbell-McPherson-Walworth-Edmunds-Potter-Sully-Hughes- Including the cities of Ipswich, Onida, Gettysburg, Herreid, Pierre, Mobridge, and Eureka 1250 AM CDT Tue May 19 2026 ...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM CDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 8 AM CDT WEDNESDAY... * WHAT...For the Frost Advisory, temperatures as low as 36 will result in frost formation. For the Freeze Warning, sub-freezing temperatures as low as 30 expected. * WHERE...Hughes, Sully, Campbell, Edmunds, McPherson, Potter, and Walworth Counties. * WHEN...For the Frost Advisory, from 4 AM to 9 AM CDT this morning. For the Freeze Warning, from 11 PM this evening to 8 AM CDT Wednesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ SDZ006>008-011-017>023-036-037-051-191600- /O.NEW.KABR.FZ.W.0001.260520T0400Z-260520T1300Z/ Brown-Marshall-Roberts-Day-Faulk-Spink-Clark-Codington-Grant- Hamlin-Deuel-Hyde-Hand-Buffalo- Including the cities of Watertown, Redfield, Aberdeen, Webster, Fort Thompson, Faulkton, Highmore, Milbank, Miller, Britton, Sisseton, Clark, Hayti, and Clear Lake 1250 AM CDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 8 AM CDT WEDNESDAY... * WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Portions of central, north central, and northeast South Dakota. * WHEN...From 11 PM this evening to 8 AM CDT Wednesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ SDZ003-015-033-045-191400- /O.CON.KABR.FR.Y.0003.260519T0900Z-260519T1400Z/ Corson-Dewey-Stanley-Jones- Including the cities of Fort Pierre, McIntosh, Murdo, and Isabel 1250 AM CDT Tue May 19 2026 /1150 PM MDT Mon May 18 2026/ ...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM CDT /3 AM MDT/ TO 9 AM CDT /8 AM MDT/ THIS MORNING... * WHAT...Temperatures as low as 36 will result in frost formation. * WHERE...Jones, Stanley, Corson, and Dewey Counties. * WHEN...From 4 AM CDT /3 AM MDT/ to 9 AM CDT /8 AM MDT/ this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ 07  157 WWUS73 KBIS 190555 NPWBIS URGENT - WEATHER MESSAGE National Weather Service Bismarck ND 1255 AM CDT Tue May 19 2026 NDZ001>005-009-010-012-017>020-022-031>033-040-041-043-044-055>059- 191400- /O.CON.KBIS.FZ.W.0002.260519T0600Z-260519T1400Z/ Divide-Burke-Renville-Bottineau-Rolette-Williams-Mountrail-McHenry- McKenzie-Dunn-Mercer-Oliver-Sheridan-Golden Valley-Billings-Stark- Slope-Hettinger-Bowman-Adams-Northwest Ward- Central and Southern Ward/Minot Area-Western McLean-Eastern McLean- Western Morton- Including the cities of Crosby, Watford City, Halliday, St. John, Hazen, Beach, Shell Valley, Mcclusky, Beulah, Portal, Rolla, New Town, Bottineau, Center, Powers Lake, Stanley, Lignite, Dickinson, Mott, Glen Ullin, Wilton, Parshall, Hettinger, Towner, Garrison, Medora, Underwood, Max, Hebron, Dunseith, Turtle Lake, Bowbells, Rolette, Goodrich, Kenmare, New Salem, Washburn, Drake, Bowman, Mohall, Velva, New England, Glenburn, Marmarth, Sherwood, Williston, Columbus, Minot, and Killdeer 1255 AM CDT Tue May 19 2026 /1155 PM MDT Mon May 18 2026/ ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT /8 AM MDT/ THIS MORNING... * WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...Western and much of north central North Dakota. * WHEN...Until 9 AM CDT /8 AM MDT/ this morning. * IMPACTS...Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NDZ013-023-025-035>037-042-046>048-050-051-060>062-191400- /O.CON.KBIS.FR.Y.0005.260519T0600Z-260519T1400Z/ Pierce-Wells-Foster-Burleigh-Kidder-Stutsman-Grant-Emmons-Logan- La Moure-McIntosh-Dickey-Eastern Morton-Western Sioux-Eastern Sioux- Including the cities of Selfridge, Ellendale, Wishek, Lamoure, Napoleon, Elgin, Strasburg, Porcupine, Fessenden, Ashley, Rugby, Bismarck, Kulm, Edgeley, Mandan, Steele, Carson, Linton, Tappen, Oakes, Gackle, Solen, Carrington, Jamestown, New Leipzig, Harvey, and Fort Yates 1255 AM CDT Tue May 19 2026 /1155 PM MDT Mon May 18 2026/ ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT /8 AM MDT/ THIS MORNING... * WHAT...Temperatures as low as 32 degrees expected. * WHERE...South central and portions of north central North Dakota, along with the James River Valley. * WHEN...Until 9 AM CDT /8 AM MDT/ this morning. * IMPACTS...Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Hollan  363 WWUS71 KBOX 190559 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 159 AM EDT Tue May 19 2026 CTZ002>004-MAZ003>007-010>019-026-RIZ001>004-192100- /O.CON.KBOX.HT.Y.0001.260519T1500Z-260521T0000Z/ Hartford CT-Tolland CT-Windham CT-Eastern Franklin MA-Northern Worcester MA-Central Middlesex MA-Western Essex MA-Eastern Essex MA-Eastern Hampshire MA-Eastern Hampden MA-Southern Worcester MA- Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA-Northern Middlesex MA-Northwest Providence RI- Southeast Providence RI-Western Kent RI-Eastern Kent RI- Including the cities of Fitchburg, Warwick, Coventry, Framingham, Windsor Locks, Barre, Amherst, West Greenwich, Worcester, Taunton, Union, Putnam, East Greenwich, Plymouth, Springfield, Quincy, Ayer, Hartford, Boston, Gloucester, Milford, Brockton, Northampton, Orange, Greenfield, Norwood, Willimantic, Foxborough, Cambridge, Providence, Foster, Lawrence, West Warwick, Vernon, Smithfield, and Lowell 159 AM EDT Tue May 19 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT WEDNESDAY... * WHAT...Heat index values up to 96 expected. * WHERE...Much of Southern New England, except for the eastern slopes of the Berkshires, the Rhode Island and Massachusetts South Coast, Cape Cod and the Islands. * WHEN...From 11 AM this morning to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures, a moderate degree of humidity with little relief Tuesday night may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ Visit us at http://www.weather.gov/box BW