University of Washington Probability Forecast

Click a number on the table to select a new weather map; click the weather map or fill in a zip code to select a new location for the table. The yellow box shows the current map; the star shows the current location.

 Seattle, WA 98105 (47.66 N, 122.30 W)City or Zip Code:   
  Thu Dec 18 Thu Dec 18 Night Fri Dec 19 Fri Dec 19 Night Sat Dec 20
 
T
E
M
P
Daytime High
50°


10% chance greater than 54°
10% chance less than 45°
Nighttime Low
45°

Chance freeze: 0%
10% chance greater than 49°
10% chance less than 42°
 
Daytime High
50°


10% chance greater than 55°
10% chance less than 46°
Nighttime Low
48°

Chance freeze: 0%
10% chance greater than 52°
10% chance less than 44°
 
Daytime High
51°


10% chance greater than 56°
10% chance less than 45°
x
P
R
E
C
I
P
Chance of Precip
45%


10% chance .12" or more
Chance of Precip
85%
More Than 0.25": 25%

10% chance .59" or more
 
Chance of Precip
60%


10% chance .22" or more
Chance of Precip
45%


10% chance .18" or more
 
Chance of Precip
80%
More Than 0.25": 30%

10% chance .65" or more
 High temperature for Thu Daytime, Dec 18 2014
47.66377, -122.301186

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This website provides uncertainty information along with a probabilistic weather forecast; move the mouse over a feature to learn more about its function.

This website was developed at the UW Applied Physics Laboratory, on the basis of research conducted at the UW departments of Atmospheric Science, Statistics and Psychology. This material is based upon work supported by the National Science Foundation under Grant No. ATM 0724721. Previous funding was provided by the Office of Naval Research.

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