Blizzard Conditions Possible in Parts of Alaska; Flooding Potential Across Guam

A powerful storm will continue to move across the western and interior portions of Alaska through Wednesday morning. Coastal flooding, high winds, heavy snow and blizzard conditions are possible. An area of low pressure may produce heavy to excessive rainfall with the possibility of flooding in Guam and the Northern Marianas Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Fair

95°F

35°C

Humidity	67%
Wind Speed	SE 12 G 23 mph
Barometer	29.87 in
Dewpoint	82°F (28°C)
Visibility	7.00 mi
Heat Index	120°F (49°C)
Last update	22 Oct 3:35 pm AST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Santa Isabel PR

Heat Advisory until October 22, 04:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until October 22, 04:00pm
NOW until 4:00pm Tue
Heat Advisory
This Afternoon
High: 94 °F
Isolated
Showers
Tonight
Low: 77 °F
Isolated
Showers
Wednesday
High: 94 °F
Scattered
Showers
Wednesday Night
Low: 76 °F
Isolated
Showers
Thursday
High: 93 °F
Scattered
Showers
Thursday Night
Low: 78 °F
Mostly Clear
Friday
High: 93 °F
Scattered
Showers then
Partly Sunny
Friday Night
Low: 77 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

Isolated showers. Mostly sunny, with a high near 94. Southeast wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Tonight

Isolated showers. Partly cloudy, with a low around 77. East northeast wind around 9 mph. Chance of precipitation is 10%.

Wednesday

Scattered showers and thunderstorms before 3pm, then isolated showers. Partly sunny, with a high near 94. South southeast wind around 9 mph. Chance of precipitation is 40%.

Wednesday Night

Isolated showers. Partly cloudy, with a low around 76. East northeast wind around 6 mph. Chance of precipitation is 20%.

Thursday

Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 93. Southeast wind 5 to 9 mph. Chance of precipitation is 50%.

Thursday Night

Mostly clear, with a low around 78. Northeast wind around 6 mph.

Friday

Scattered showers, mainly before noon. Mostly sunny, with a high near 93. East wind 7 to 12 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

Friday Night

Mostly cloudy, with a low around 77. Northeast wind 6 to 8 mph.

Saturday

Scattered showers, mainly after noon. Partly sunny, with a high near 93. East southeast wind 6 to 10 mph. Chance of precipitation is 40%.

Saturday Night

Partly cloudy, with a low around 79.

Sunday

Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 30%.

Sunday Night

Scattered showers. Partly cloudy, with a low around 79. Chance of precipitation is 30%.

Monday

Mostly sunny, with a high near 93.