Weather saturday June 15 2024 Great weather in the northeast this weekend , Hot weather arrives this work week

Scattered severe thunderstorms and locally heavy rain possible acrossthe Northeast, Mid-Atlantic, and parts of the Central Plains through thisevening......Severe weather and flash flood risks shift to the Northern Plains andUpper Midwest this weekend......Above average summer heat continues across much of the Southern Tierbefore expanding into the Midwest by Sunday...A summer weather pattern ripe for mid-June is expected through thisweekend across CONUS, with scattered areas at risk for strongthunderstorms and building heat across the southern and middle sections ofthe country. After a few days of drenching rain throughout the central andsouthern Florida Peninsula, lingering showers and storms could spawnscattered instances of renewed flooding across far southern Floridatonight before rain chances diminish this weekend. This same plume oftropical moisture is forecast to slide toward the central Gulf Coast onSunday and could lead to areas of heavy rain throughout southern Louisianaand Mississippi. Meanwhile, a cold front progressing across the Northeastand Mid-Atlantic this afternoon has led to showers and thunderstorms thatcould contain intense rainfall rates and gusty winds. A few of thesestorms could turn severe through this evening as the cold front eventuallypushes offshore by early Saturday. Following this cold front, arefreshingly dry airmass in place should lead to beautiful weather thisFather's Day weekend throughout the Northeast, Mid-Atlantic, and OhioValley.A developing storm system over the north-central U.S. will lead to activeand stormy weather extending from the Northern/Central Plains to the UpperGreat Lakes. The first round of showers and storms associated with aleading system is forecast to spark thunderstorm activity across theCentral High Plains late this afternoon through the overnight period. Afew storms could contain large hail, damaging wind gusts, and intenserainfall rates capable of leading to flash flooding. After weakeningovernight, these showers could push into the Upper Midwest by Saturday,with redeveloping storms extending from the central Plains to the MiddleMissouri Valley. Multiple rounds of heavy rain could lead to areas offlash flooding between eastern Nebraska and northern Wisconsin.Additionally, the trailing and stronger system organizing over theNorthern Plains on Saturday will help produce strong to severethunderstorms across parts of eastern Montana and North Dakota. By the endof the weekend a frontal boundary is expected to bisect the Upper Midwestand Northern Plains, creating a focus for additional rounds of showers andstorms.The other main weather story this weekend will be the simmering heatimpacting areas from the Southwest to the Gulf Coast and Southeast. Highsare forecast to reach the triple digits throughout much of the DesertSouthwest, with upper 90s stretching from the Southeast to parts of theSouthern Plains. Above average temperatures are also forecast across thecentral Great Basin and northern Plains ahead of a cold front, with wellbelow average temperatures encompassing the Pacific Northwest. By Sunday,an upper level ridge is anticipated to begin building across the EasternU.S., with anomalous heat starting in much of the Midwest, Central Plains,and Tennessee Valley. Highs are forecast to reach the upper 90s, withmaximum heat indices near 105 degrees. When combined with warm overnightlows, major heat risk could affect anyone without effective cooling and/oradequate hydration. Be sure to remain weather aware and follow proper heatsafety!