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 Apr 26 Thu Apr 26 Night Fri Apr 27 Fri Apr 27 Night Sat Apr 28
 
T
E
M
P
Daytime High
87°


10% chance greater than 90°
10% chance less than 83°
Nighttime Low
47°

Chance freeze: 0%
10% chance greater than 50°
10% chance less than 45°
 
Daytime High
71°


10% chance greater than 76°
10% chance less than 67°
Nighttime Low

Chance freeze: ?%
10% chance greater than 
10% chance less than 
 
Daytime High


10% chance greater than 
10% chance less than 
x
P
R
E
C
I
P
Chance of Precip
5%


10% chance .0" or more
Chance of Precip
5%


10% chance .0" or more
 
Chance of Precip
5%


10% chance .0" or more
Chance of Precip
?%


10% chance ?" or more
 
Chance of Precip
?%


10% chance ?" or more
 High temperature for Fri Daytime, May 19 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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