| 2025-03-23 | Obscures |
| 2024-02-01 | Gets hard to see through, in a way, with "up" |
| 2023-06-09 | Becomes difficult to see through, with "up" |
| 2021-03-19 | Mistifies? |
| 2020-10-25 | Clouds (up) |
| 2018-02-22 | Becomes obscure, in a way, with "up" |
| 2016-07-29 | Gets steamy, with "up" |
| 2015-08-02 | They're hard to see through |
| 2013-09-03 | Steams (up) |
| 2013-06-28 | Muddles |
| 2010-01-11 | Clouds (up) |
| 2008-02-08 | They're hard to see through |
| 2006-12-27 | Clouds (up) |
| 2005-05-29 | Obscures |
| 2003-07-09 | Frequent San Francisco conditions |
| 2002-05-13 | Reasons for lighthouses |
| 2002-03-04 | Heavy mists |
| 2000-01-24 | Airport dangers |
| 1997-09-26 | Beclouds, with "up" |
| 1997-02-14 | Obscures |