| Zmanim for 21 March 2018, Seattle, WA | |
| Alot HaShachar (16.1° below horizon) | 05:36AM |
| Alot HaShachar (72 minutes before sunrise) | 05:57AM |
| Earliest Tallit (11° below horizon) | 06:08AM |
| Earliest Tallit (10.2° below horizon) | 06:12AM |
| HaNetz HaChama | 07:09AM |
| Kriat Shema (M"A) | 09:36AM |
| Kriat Shema (GR"O) | 10:12AM |
| Tefila (M"A) | 10:49AM |
| Tefila (GR"O) | 11:13AM |
| Chatzot (GR"O) | 01:16PM |
| Chatzot (M"A) | 01:16PM |
| Mincha Gedola (GR"O) | 01:46PM |
| Mincha Gedola (M"A) | 01:52PM |
| Mincha K'tana (GR"O) | 04:50PM |
| Mincha K'tana (M"A) | 05:32PM |
| Plag HaMincha (GR"O) | 06:06PM |
| Plag HaMincha (M"A) | 07:03PM |
| Shkiat HaChama | 07:23PM |
| Tzait HaChochavim (5.95° below horizon) | 07:54PM |
| 7.08° below horizon | 08:01PM |
| 3 Medium Stars (7.5° below horizon) | 08:03PM |
| 3 Small Stars (8.75° below horizon) | 08:11PM |
| Rabbeinu Tam (sunset + 72 minutes) | 08:35PM |
| Sha'a Zmanit | 61 min |