National Weather Service United States Department of Commerce

Heat Continues in the Northeast and Northwest U.S.; Areas of Flash Flooding In the Ohio Valley and Southwest

Dangerous heat will continue to impact portions of the interior Northwest and Northeast U.S. Some relief is expected by Wednesday for the Northeast. Monsoon showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region into the Great Basin this week. Thunderstorms, some severe, may produce excessive rainfall from the Ohio Valley to the Central Appalachians. Read More >

Local Islands Climate Extremes

(These values have been evaluated by the National Centers for Environmental Information and/or by the State Climate Extremes Committee and determined to be valid.)

Puerto Rico

Variable Location Value Date
24-hr Rainfall Toro Negro Forest 23.75 in. October 7th, 1985
Maximum Temperature Mona Island *104 °F July 2nd, 1996
Minimum Temperature

Aibonito 1S
San Sebastian 2 WNW

40 °F March 9th, 1911
   January 24th, 1966
      

 

 

Special Notes

Maximum Temperature: listed record value of 104°F is being reviewed. If found to be invalid, the next highest temperature is 100°F on August 21st, 2003 at Ponce 4E.

Rainfall: Value was observed during the passage of Tropical Storm Isabel (October 4th-8th, 1985).

U.S. Virgin Islands

 

Variable Location Value Date
24-hr Rainfall Anna's Hope ST Croix 20.00 in. September 4th, 1979
Maximum Temperature Cruz Bay ST John
Cyril E. King Airport ST Thomas
Cyril E. King Airport ST Thomas
99 °F July 31st, 1988
August 4th, 1994
June 23rd, 1996
Minimum Temperature Anna's Hope ST Croix 51 °F January 31st, 1954

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