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 Aug 17 Night Fri Aug 18 Fri Aug 18 Night Sat Aug 19 Sat Aug 19 Night
 
T
E
M
P
Nighttime Low
50°

Chance freeze: 0%
10% chance greater than 53°
10% chance less than 47°
 
Daytime High
77°


10% chance greater than 81°
10% chance less than 72°
Nighttime Low
53°

Chance freeze: 0%
10% chance greater than 56°
10% chance less than 51°
 
Daytime High
69°


10% chance greater than 73°
10% chance less than 65°
Nighttime Low
47°

Chance freeze: 0%
10% chance greater than 50°
10% chance less than 45°
x
P
R
E
C
I
P
Chance of Precip
15%


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


10% chance trace or more
Chance of Precip
15%


10% chance .02" or more
 
Chance of Precip
15%


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


10% chance .0" or more
 Chance of freezing for Sat Night, May 20 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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