National Weather Service United States Department of Commerce

Did You Know???

Heat is the #1 Weather-related Cause of Death in the U.S.!

 

Access heat forecasts, safety info and more via the tabs below!

 

NOTE: Max Heat Index graphics are only valid April through October. Click on the images to enlarge them.

Day 1

Max Temp

Max Heat Index

Min Rel Hum

Min Temp

Max Temperature - Day 1 Max Apparent Temperature - Day 1 Min Relative Humidity - Day 1 Min Temperature - Night 1

Day 2

Max Temp

Max Heat Index

Min Rel Hum

Min Temp

Max Temperature - Day 2 Max Apparent Temperature - Day 2 Min Relative Humidity - Day 2 Min Temperature - Night 2

Day 3

Max Temp

Max Heat Index

Min Rel Hum

Min Temp

Max Temperature - Day 3 Max Apparent Temperature - Day 3 Min Relative Humidity - Day 3 Min Temperature - Night 3

Day 4

Max Temp

Max Heat Index

Min Rel Hum

Min Temp

Max Temperature - Day 4 Max Apparent Temperature - Day 4 Min Relative Humidity - Day 4 Min Temperature - Night 4

NOTE: The following maps are part of our Graphical Hazardous Weather Outlook and are only available May through September. Click on the images to enlarge them.

Day 1

Day 2

Day 3

Day 4

Extreme Heat Risk - Day 1 Extreme Heat Risk - Day 2 Excessive Heat Risk - Day 3 Extreme Heat Risk - Day 4

Day 5

Day 6

Day 7

Extreme Heat Risk - Day 5 Extreme Heat Risk - Day 6 Extreme Heat Risk - Day 7

 

NOTE: The following maps represent the Wet Bulb Globe Temperature (WBGT) Risk. Click on the images to enlarge them.

Day 1

Day 2

Day 3

Day 4

Max Wet Bulb Globe Temp Risk - Day 1 Max Wet Bulb Globe Temp Risk - Day 2 Max Wet Bulb Globe Temp Risk - Day 3 Max Wet Bulb Globe Temp Risk - Day 4

Day 5

Day 6

Day 7

Max Wet Bulb Globe Temp Risk - Day 5 Max Wet Bulb Globe Temp Risk - Day 6 Max Wet Bulb Globe Temp Risk - Day 7

Heat Advisory

Extreme Heat Watch/Warning

Heat indices of 105-109 degrees for 2+ hours Heat indices of 110+ degrees for 2+ hours