Atmospheric River in the Pacific Northwest and Northern Rockies this Weekend

A Pacific storm and atmospheric river will impact the Pacific Northwest states and northern Rockies this weekend, bringing locally heavy low elevations rain and heavy high elevation snow in the mountains. By Sunday over the Interior Northwest, rain combined with snowmelt will increase the risk of flood hazards. Flood Watches are in effect. 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