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 14 Night Fri Dec 15 Fri Dec 15 Night Sat Dec 16 Sat Dec 16 Night
 
T
E
M
P
Nighttime Low
34°

Chance freeze: 30%
10% chance greater than 39°
10% chance less than 29°
 
Daytime High
44°


10% chance greater than 47°
10% chance less than 40°
Nighttime Low
33°

Chance freeze: 40%
10% chance greater than 37°
10% chance less than 29°
 
Daytime High
43°


10% chance greater than 46°
10% chance less than 40°
Nighttime Low
39°

Chance freeze: 0%
10% chance greater than 43°
10% chance less than 34°
x
P
R
E
C
I
P
Chance of Precip
5%


10% chance .0" or more
 
Chance of Precip
70%
More Than 0.25": 20%

10% chance .43" or more
Chance of Precip
30%


10% chance .07" or more
 
Chance of Precip
50%


10% chance .18" or more
Chance of Precip
65%
More Than 0.25": 20%

10% chance .42" or more
 Possible extreme amount of precip for Tue Daytime, Mar 21 2017
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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