Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

37°F

3°C

Humidity	93%
Wind Speed	SW 18 G 38 mph
Barometer	29.90 in (1013.3 mb)
Dewpoint	35°F (2°C)
Visibility	NA
Wind Chill	27°F (-3°C)
Last update	12 Apr 4:51 am EDT

More Information:

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

Extended Forecast for

Copper Harbor MI

Flood Watch April 12, 05:31am until April 15, 08:00am

Click here for hazard details and duration

Flood Watch

Flood Watch April 12, 05:31am until April 15, 08:00am
NOW until 8:00am Wed
Flood Watch
Overnight
Low: 35 °F
Showers
Likely
Sunday
High: 45 °F
Showers
Likely and
Breezy then
Chance
T-storms
Sunday Night
Low: 36 °F
Chance
T-storms then
Chance
Showers
Monday
High: 42 °F
Partly Sunny
Monday Night
Low: 34 °F
Showers
Likely
Tuesday
High: 39 °F
Mostly Cloudy
Tuesday Night
Low: 34 °F
Mostly Cloudy
Wednesday
High: 41 °F
Chance
Showers

Detailed Forecast

Overnight

Showers likely. Cloudy, with a low around 35. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Showers likely, with thunderstorms also possible after 11am. Cloudy, with a high near 45. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 36. South wind around 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

Monday

Partly sunny, with a high near 42. Northwest wind 5 to 10 mph.

Monday Night

Showers likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 34. Light east wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

Tuesday

Mostly cloudy, with a high near 39.

Tuesday Night

Mostly cloudy, with a low around 34.

Wednesday

A chance of showers after 8am. Mostly cloudy, with a high near 41.

Wednesday Night

A chance of showers. Mostly cloudy, with a low around 35.

Thursday

Partly sunny, with a high near 44.

Thursday Night

Mostly cloudy, with a low around 36.