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

Weather in Colwell, Iowa

Roses Bloom Along the Shelter Rows. Day 59 of spring. Read this microseason across nine climate regions →

Colwell, IA
Sunday, May 17 at 1:02 AM
73
°
Clear
Feels like
70°
Humidity
41%
Wind
5 mph
Sunrise
5:45 AM
Sunset
8:28 PM
Colwell, IA
Hour by hour · 24h
68°
32%
8p
65°
38%
9p
63°
17%
10p
61°
11p
61°
11%
12a
59°
1a
58°
2a
58°
3a
56°
4a
55°
5a
53°
6a
56°
7a
61°
8a
66°
9a
70°
10a
74°
11a
78°
12p
81°
1p
84°
2p
85°
3p
86°
4p
87°
5p
85°
6p
83°
7p
L 53°H 87°
Colwell, IA
7-day forecast
  1. Today
    May 16
    Drizzle
    58%
    79°58°
  2. Sunday
    May 17
    Drizzle
    52%
    75°62°
  3. Monday
    May 18
    Showers
    90%
    73°62°
  4. Tuesday
    May 19
    Showers
    90%
    63°46°
  5. Wednesday
    May 20
    Overcast
    58°45°
  6. Thursday
    May 21
    Light Drizzle
    61°42°
  7. Friday
    May 22
    Drizzle
    53°50°
Colwell, IA
Anemometer · 24h winds · from true
NESW
From · True
NNE
029° · veering 134°
Direction
NNE
029°
Sustained
5
mph
Gust
6
mph
Peak 24h
22
avg 5
Beaufort · 2 · LIGHT 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 5 · pk 22 @ 11:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Colwell, IA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
968.4
-0.6 mb in 3h · rising · 28.60 inHg
Now
968.4
mb
3h
-0.6
mb
12h
-1.8
mb
24h
+3.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 965971
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Colwell, IA
Air quality
63
AQI
Moderate
PM 2.5
5.0 μg/m³
PM 10
6.7 μg/m³
NO₂
3.5 μg/m³
Ozone
91.0 μg/m³
UV Index
0.1 Low
Colwell, IA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:14 AM
Sunrise
5:45 AM
Daylight
14h 43m
Sunset
8:28 PM
Civil dusk
2:02 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Colwell, IA
The moon
New Moon
0% illuminated
Moonrise
10:47 AM
Moonset
2:03 AM
In sign
♉︎ Taurus
Colwell, IA
Microseason · 28 of 72
May 16–20

Roses Bloom Along the Shelter Rows

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Colwell at a glance

  • Today vs. normal: 5°F above the seasonal normal for this latitude
  • Last frost: May 5 (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 17, 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 Colwell

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.