Galva, IA Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Galva, IA in one place.
A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms. Mostly cloudy. High near 78, with temperatures falling to around 74 in the afternoon. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Local Weather Overview
This forecast page for Galva, IA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 21, 2026 11:59 AM CDT.
The active forecast window currently covers Apr 23 to Apr 27, 2026 for Galva, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 23 to Apr 27, 2026
- Latest sync
- Apr 21, 2026 11:59 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Galva
Thursday looks like the warmest upcoming period in Galva at 78 degrees F.
Saturday Night is the coolest period ahead with temperatures near 37 degrees F.
The strongest winds are forecast for Thursday at about 15 to 20 mph S.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 21, 2026 11:59 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- FSD
- Radar station
- KOAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 42. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Mostly sunny, with a high near 63.
Partly cloudy, with a low around 38.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 59.
A slight chance of rain showers. Partly cloudy, with a low around 37.
A chance of rain showers. Partly sunny, with a high near 59. Chance of precipitation is 40%.
Rain showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.
A chance of rain showers before 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 23
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
|
78°F |
15 to 20 mph
S
|
|
Thursday Night
Apr 23
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
42°F |
10 to 15 mph
W
|
|
Friday
Apr 24
|
Mostly Sunny
|
63°F |
15 mph
NW
|
|
Friday Night
Apr 24
|
Partly Cloudy
|
38°F |
5 to 10 mph
N
|
|
Saturday
Apr 25
|
Mostly Sunny then Slight Chance Rain Showers
|
59°F |
5 to 10 mph
N
|
|
Saturday Night
Apr 25
|
Slight Chance Rain Showers
|
37°F |
5 to 10 mph
NNE
|
|
Sunday
Apr 26
|
Chance Rain Showers
|
59°F |
10 to 15 mph
ENE
|
|
Sunday Night
Apr 26
|
Rain Showers Likely
|
42°F |
10 to 15 mph
E
|
|
Monday
Apr 27
|
Chance Showers And Thunderstorms
|
58°F |
10 to 15 mph
NE
|
|
Monday Night
Apr 27
|
Chance Rain Showers
|
39°F |
10 to 15 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Galva.