Current Weather
Raw METAR
Clouds - Visual Profile
Weather Briefing
VFRAlexander Field South Wood County Airport is currently reporting visual flight rules (VFR) conditions with overcast skies at 7,000 feet and 10 SM visibility.
Wind Analysis
Winds are from the east (100°) at 4 knots.
Visibility & Ceiling
Visibility is 10 SM. The ceiling is 5500 feet AGL (broken), well above standard VFR minimums.
Temperature & Moisture
Temperature is 9°C (48°F) with a dewpoint of -4°C, indicating relatively dry conditions.
Pilot Recommendations
Conditions are favorable for visual flight.
This briefing is generated from real-time METAR and TAF data. Always verify with official sources before flight.
24-Hour Weather Evolution
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Airport Runway Layout
Runway Information
| Runway | Length | Width | Surface | Heading | Wind Component |
|---|---|---|---|---|---|
| 02/20 | 5,500 ft | 100 ft | ASP | 20° |
↑ 0.7 kt
•
↔ 3.9 kt
80° angle
|
|
✈️ 11/29
Active: 11
|
3,640 ft | 50 ft | ASP | 116° |
↑ 3.9 kt
•
↔ 0.7 kt
10° angle
|
| 18/36 | 2,100 ft | 50 ft | GRE | 176° |
↑ 1.0 kt
•
↔ 3.9 kt
76° angle
|
Weather Statistics - KISW
7,156 observations | Sep 2025 - Apr 2026Flight Rules Distribution
Alexander Field South Wood County Airport typically experiences VFR conditions 61.7% of the time, though instrument-rated pilots will find IFR weather present approximately 15.1% of observations. Prevailing winds are from the NW averaging 8 knots. Calm conditions occur 15.9% of the time. Temperature extremes range from -32°C to 29°C, reflecting significant seasonal variation. Low visibility conditions (below 3 SM) occur in 5.1% of weather observations. The best months for VFR flying are October, September, February.
Wind Analysis
Temperature Range
Visibility
Best Months for VFR
Runway Wind Analysis
Statistics computed from 7,156 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.
Alexander Field South Wood County Airport - Airport Information
Airport Details
Location
Runway Information
Flight Planning Tools
Nearby Airports
About Alexander Field South Wood County Airport
Alexander Field South Wood County Airport (KISW/ISW) is located in Wisconsin Rapids, US at an elevation of 1,021 feet MSL. The airport has 3 runways (02/20, 11/29, 18/36), with the longest at 5,500 feet.
Weather Profile
With VFR conditions only 61.7% of the time based on 7,156 observations, KISW requires careful weather planning. IFR conditions occur in 15.1% of reports, and instrument proficiency is advisable for regular operations here.
Wind Patterns & Runway Selection
Prevailing winds at KISW come from the NW (315°) with an average speed of 8 knots and recorded gusts up to 27 knots. Calm wind conditions are common (15.9% of observations), allowing flexible runway selection. Runway 11/29 offers the lowest average crosswind component at 4.5 knots, making it the preferred choice in typical wind conditions.
Seasonal Considerations
The best months for VFR operations are October, September, February, when clear skies are most prevalent. Temperatures at the field range from -32°C (-26°F) to 29°C (84°F), averaging 1.6°C (35°F). Cold weather operations require attention to aircraft preheating, de-icing, and cold-soaked fuel management. Altimeter settings typically range from 29.14 to 30.73 inHg (987-1041 hPa).
Data Sources: Airport data from OurAirports.com. Weather statistics derived from 7,156 official METAR observations (Sep 2025 - Apr 2026). Pilots should always verify current conditions through official channels before flight.
Learn More
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Official Data Sources
Disclaimer: Data is provided for informational purposes only. Pilots must verify all information through official sources before flight operations. Weather conditions change rapidly; always obtain a current briefing from approved weather services.