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:   
  Tue Jul 17 Night Wed Jul 18 Wed Jul 18 Night Thu Jul 19 Thu Jul 19 Night
 
T
E
M
P
Nighttime Low
62°

Chance freeze: 0%
10% chance greater than 65°
10% chance less than 59°
 
Daytime High
77°


10% chance greater than 82°
10% chance less than 72°
Nighttime Low
62°

Chance freeze: 0%
10% chance greater than 65°
10% chance less than 59°
 
Daytime High
74°


10% chance greater than 78°
10% chance less than 71°
Nighttime Low

Chance freeze: ?%
10% chance greater than 
10% chance less than 
x
P
R
E
C
I
P
Chance of Precip
20%


10% chance .03" or more
 
Chance of Precip
20%


10% chance .03" or more
Chance of Precip
15%


10% chance .02" or more
 
Chance of Precip
40%


10% chance .14" or more
Chance of Precip
?%


10% chance ?" or more
 Possible low extreme high temperature for Wed Daytime, Nov 22 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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