Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Ahtanum, Washington

Shoots and Sprouts Rise in Ranks. Day 58 of spring. Read this microseason across nine climate regions →

Ahtanum, WA
Saturday, May 16 at 11:41 PM
58
°
Overcast
Feels like
49°
Humidity
45%
Wind
14 mph
Sunrise
5:26 AM
Sunset
8:30 PM
Ahtanum, WA
Hour by hour · 24h
63°
4p
60°
13%
5p
61°
17%
6p
60°
11%
7p
57°
8p
53°
9p
51°
10p
49°
11p
49°
12a
47°
1a
45°
2a
43°
3a
42°
4a
41°
5a
41°
6a
45°
7a
50°
8a
54°
9a
56°
10a
57°
11a
58°
12p
59°
1p
58°
13%
2p
60°
3p
L 41°H 63°
Ahtanum, WA
7-day forecast
  1. Today
    May 16
    Overcast
    17%
    59°40°
  2. Sunday
    May 17
    Overcast
    67°44°
  3. Monday
    May 18
    Overcast
    72°48°
  4. Tuesday
    May 19
    Overcast
    71°51°
  5. Wednesday
    May 20
    Overcast
    75°50°
  6. Thursday
    May 21
    Overcast
    81°56°
  7. Friday
    May 22
    Overcast
    83°60°
Ahtanum, WA
Anemometer · 24h winds · from true
NESW
From · True
NW
310° · veering 158°
Direction
NW
310°
Sustained
14
mph
Gust
18
mph
Peak 24h
32
avg 9
Beaufort · 4 · MOD BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 9 · pk 32 @ 11:00p
−24h−18h−12h−6hnow
A fresh breeze drives the nw-bound air across the harbor.
Ahtanum, WA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
974.0
-0.6 mb in 3h · steady · 28.76 inHg
Now
974.0
mb
3h
-0.6
mb
12h
-0.4
mb
24h
+1.6
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 972975
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Ahtanum, WA
Air quality
40
AQI
Good
PM 2.5
0.5 μg/m³
PM 10
0.6 μg/m³
NO₂
0.3 μg/m³
Ozone
91.0 μg/m³
UV Index
2.4 Low
Ahtanum, WA
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
11:52 AM
Sunrise
5:26 AM
Daylight
15h 04m
Sunset
8:30 PM
Civil dusk
4:07 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Ahtanum, WA
The moon
New Moon
0% illuminated
Moonrise
11:48 AM
Moonset
2:53 AM
In sign
♉︎ Taurus
Ahtanum, WA
Microseason · 28 of 72
May 16–20

Shoots and Sprouts Rise in Ranks

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Ahtanum at a glance

  • Today vs. normal: 7°F below the seasonal normal for this latitude
  • Last frost: May 25 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Cool-season window is open

As of May 16, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).

ZIP codes in Ahtanum

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.