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:   
  Wed Oct 18 Night Thu Oct 19 Thu Oct 19 Night Fri Oct 20 Fri Oct 20 Night
 
T
E
M
P
Nighttime Low
53°

Chance freeze: 0%
10% chance greater than 57°
10% chance less than 49°
 
Daytime High
62°


10% chance greater than 65°
10% chance less than 58°
Nighttime Low
49°

Chance freeze: 0%
10% chance greater than 52°
10% chance less than 45°
 
Daytime High
57°


10% chance greater than 61°
10% chance less than 53°
Nighttime Low

Chance freeze: ?%
10% chance greater than 
10% chance less than 
x
P
R
E
C
I
P
Chance of Precip
85%
More Than 0.25": 30%

10% chance .81" or more
 
Chance of Precip
55%


10% chance .23" or more
Chance of Precip
75%
More Than 0.25": 20%

10% chance .44" or more
 
Chance of Precip
55%
More Than 0.25": 10%

10% chance .25" or more
Chance of Precip
?%


10% chance ?" or more
 Low temperature for Thu Night, Sep 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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