Heat Advisory issued June 20 at 9:11PM CDT until June 23 at 8:00PM CDT by NWS Quad Cities IA IL
* WHAT...Peak afternoon heat indices around 105 degrees expected. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...From noon Saturday to 8 PM CDT Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Heat impacts will be worsened by several consecutive days of sweltering temperatures. Additionally, there will be little relief overnight with near record warm lows forecast in the mid to upper 70s.
Flood Warning issued June 20 at 11:03AM EDT until June 21 at 8:00PM EDT by NWS Charleston SC
* WHAT...Minor flooding is occurring. * WHERE...Ohoopee River near Reidsville. * WHEN...Until Saturday evening. * IMPACTS...At 11.0 feet, water enters the back yards of some homes in the Joy Bluff community. * ADDITIONAL DETAILS... - At 1000 AM EDT Friday, the stage was 11.3 feet. - Forecast...The river is expected to fall below flood stage Saturday morning and continue falling to 9.6 feet Wednesday morning. - Flood stage is 11.0 feet.
Extreme Heat Watch issued June 20 at 2:05PM EDT until June 25 at 8:00PM EDT by NWS Mount Holly NJ
* WHAT...Dangerously hot conditions with heat index values up to 107 degrees possible. * WHERE...In Delaware, New Castle County. In New Jersey, Camden, Gloucester, and Northwestern Burlington Counties. * WHEN...From Sunday morning through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...The highest temperatures and heat indices will be Monday and Tuesday. Low temperatures near 75 to 80 degrees will not offer much relief at night.
Extreme Heat Watch issued June 20 at 2:11PM EDT until June 24 at 8:00PM EDT by NWS Albany NY
* WHAT...Dangerously hot conditions with heat index values potentially exceeding 105 degrees. * WHERE...Litchfield County in northwestern Connecticut and the mid Hudson River Valley, southern and central Taconics, the Capital Region, and the Upper Hudson Valley and Glens Falls area. * WHEN...From Monday morning through Tuesday evening. * IMPACTS...The risk for heat related illnesses increases significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...An extended period of extreme heat and humidity will occur Monday and Tuesday. The worst of the heat and humidity potentially occurs on these days when heat indices may reach 105 to 110 degrees.
Extreme Heat Watch issued June 20 at 2:10PM EDT until June 24 at 8:00PM EDT by NWS Upton NY
* WHAT...Dangerously hot conditions with heat index values up to 105 possible. * WHERE...In Connecticut, Southern Middlesex and Southern New London Counties. In New York, Northern Nassau, Northwest Suffolk, Southern Nassau, and Southwest Suffolk Counties. * WHEN...From Sunday afternoon through Tuesday evening. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...Highest temperatures and heat indices Monday and Tuesday.
Extreme Heat Watch issued June 20 at 1:19PM EDT until June 24 at 8:00PM EDT by NWS Boston/Norton MA
* WHAT...Dangerously hot conditions with heat index values potentially exceeding 105 degrees. * WHERE...All of southern New England except the east slopes of the Berkshires and the Cape and Islands. * WHEN...From Sunday afternoon through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...An extended period of extreme heat and humidity is on tap for the Sunday through Tuesday time frame. The worst of the heat and humidity will be Monday and Tuesday when some locations may see Heat Index Values approach 110 degrees.
Heat Advisory issued June 20 at 9:11AM CDT until June 20 at 8:00PM CDT by NWS Memphis TN
* WHAT...Heat index values up to 106 expected. * WHERE...Portions of East Arkansas and North Mississippi. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Heat Advisory issued June 20 at 1:34AM CDT until June 20 at 8:00PM CDT by NWS Little Rock AR
* WHAT...Heat index values up to 108 expected. * WHERE...Portions of central, eastern, north central, southeast, and southwest Arkansas. * WHEN...From 11 AM this morning to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Red Flag Warning issued June 20 at 4:45AM MST until June 21 at 8:00PM MST by NWS Flagstaff AZ
MST Fri Jun 20 2025/ ...RED FLAG WARNING REMAINS IN EFFECT FROM 8 AM MST /9 AM MDT/ THIS MORNING TO 8 PM MST /9 PM MDT/ SATURDAY FOR GRAND CANYON COUNTRY, KAIBAB PLATEAU, AND MARBLE AND GLEN CANYONS... * AFFECTED AREA...Locations near Alpine, Buffalo Pass, Chinle, Dilkon, Doney Park, Eagar-Springerville, Flagstaff, Forest Lakes, Fredonia, Ganado, Grand Canyon, Heber-Overgaard, Holbrook, Jacob Lake, Kayenta, Kykotsmovi, North Rim, Page, Pinetop-Lakeside, Prescott, Prescott Valley, Saint Johns, Seligman, Shonto, Show Low, Snowflake-Taylor, Tuba City, Valle, Whiteriver, Williams, Window Rock and Winslow. This includes portions of the Apache- Sitgreaves National Forest, Coconino National Forest, Kaibab
Wind Advisory issued June 20 at 4:23AM MST until June 20 at 8:00PM MST by NWS Flagstaff AZ
* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Navajo Nation in Arizona, and Little Colorado River Valley. * WHEN...From 8 AM MST /9 AM MDT/ this morning to 8 PM MST /9 PM MDT/ this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could snap resulting in a few power outages. Travel will be difficult, especially for high profile vehicles.