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 Sep 20 Wed Sep 20 Night Thu Sep 21 Thu Sep 21 Night Fri Sep 22
 
T
E
M
P
Daytime High
68°


10% chance greater than 73°
10% chance less than 64°
Nighttime Low
52°

Chance freeze: 0%
10% chance greater than 58°
10% chance less than 46°
 
Daytime High
69°


10% chance greater than 73°
10% chance less than 65°
Nighttime Low
49°

Chance freeze: 0%
10% chance greater than 55°
10% chance less than 44°
 
Daytime High
71°


10% chance greater than 76°
10% chance less than 66°
x
P
R
E
C
I
P
Chance of Precip
10%


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


10% chance .01" or more
 
Chance of Precip
10%


10% chance trace or more
Chance of Precip
5%


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


10% chance .0" or more
 High temperature for Fri Night, Sep 15 2017
47.66377, -122.301186

Learn more about this page.

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.

Copyright © 2008 University of Washington. All rights reserved. Terms

Privacy

Contact probcast-support@ apl.washington.edu with questions, comments, and reports of errors.