Chippewa Valley Regional Airport

KEAU / EAU

Eau Claire, US

Last Updated
Mar 4, 10:56Z

Current Weather

Display Units
Fresh 15 min ago
10:56Z

☀️ Day
MVFR
Flight Rules
-3°C
Temperature
Dewpoint: -3°C
0 kt
4 SM
Visibility
Ceiling
Unlimited
1022 hPa
QNH
Altimeter Setting

Raw METAR

METAR KEAU 041056Z AUTO 00000KT 4SM BR CLR M03/M03 A3018 RMK AO2 SLP228 I1000 T10281028
QNH
1022 hPa
Sea Level Pressure
For altitude above MSL
QFE
992 hPa
Field Pressure
Height above aerodrome (913 ft)
Pressure Alt
651 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: -1,290 ft
ISA Deviation: -16.2°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KEAU 040522Z 0406/0506 VRB02KT P6SM SKC FM040900 VRB02KT 4SM BR BKN020 TEMPO 0410/0414 2SM BR OVC003 FM041500 19004KT P6SM SCT020 FM041900 19006KT P6SM FEW250
Upcoming Changes (Next 12 Hours)
11:10Z BASE
+0h
VFR VRB 2 kt
Visibility: >6SM
15:00Z FM041500
+4h
VFR 190° 4 kt
Visibility: >6SM
19:00Z FM041900
+8h
VFR 190° 6 kt
Visibility: >6SM

24-Hour Weather Evolution

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Data Sources
  • • Current conditions from METAR observations
  • • Historical data from past 24 hours
  • • No forecast or predicted data included
  • • Data updated with each new METAR report
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Note: Future values beyond current TAF validity are estimates based on climatological data and trends. Always verify with current forecasts before flight operations.

Airport Runway Layout

N
EAU
04
22
14
32

Runway Information

Runway Length Width Surface Heading Wind Component
04/22 8,101 ft 150 ft CON 45°
0.0 kt 0.0 kt
45° angle
14/32 4,999 ft 100 ft CON 139°
0.0 kt 0.0 kt
139° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KEAU

5,202 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
63.4%
MVFR
24.1%
IFR
8.3%
LIFR
4.2%

Chippewa Valley Regional Airport typically experiences VFR conditions 63.4% of the time, though instrument-rated pilots will find IFR weather present approximately 12.5% of observations. Prevailing winds are from the W averaging 7.5 knots. Calm conditions occur 17.8% of the time. Temperature extremes range from -33°C to 31°C, reflecting significant seasonal variation. Low visibility conditions (below 3 SM) occur in 5.3% of weather observations. The best months for VFR flying are October, March, September.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 7.5 kt
Maximum Recorded: 28 kt
Calm Winds: 17.8%
Direction Distribution:
N
7.1%
NE
6.9%
E
5.4%
SE
8.3%
S
12.9%
SW
11.3%
W
16.5%
NW
13.7%

Temperature Range

Average: -0.1°C
Range: -33°C to 31°C
-33°C 31°C

Visibility

Average: 8.7 SM
Below 3 SM: 5.3%
Fog Frequency: 4.2%

Best Months for VFR

October March September

Runway Wind Analysis

Runway 04/22
Favorable wind: 100%
Avg crosswind: 5.3 kt
Runway 14/32
Favorable wind: 100%
Avg crosswind: 4.2 kt

Statistics computed from 5,202 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

Chippewa Valley Regional Airport - Airport Information

Airport Details

ICAO Code: KEAU
IATA Code: EAU
Type: medium airport
Status: active
Elevation: 913 ft MSL

Location

City: Eau Claire
Country: US
Latitude: 44.865799°
Longitude: -91.484299°
Time Zone: Etc/GMT+6

Runway Information

Runway 04/22
Length: 8,101 ft
Width: 150 ft
Surface: CON
ILS: No
Runway 14/32
Length: 4,999 ft
Width: 100 ft
Surface: CON
ILS: No

About Chippewa Valley Regional Airport

Overview

Chippewa Valley Regional Airport serves the Eau Claire metropolitan area in western Wisconsin, providing a medium-sized airport facility for regional and general aviation. Located at an elevation of 913 feet MSL, the airport offers two concrete runways capable of handling a variety of aircraft operations with substantial runway lengths.

Flying Conditions

Weather conditions at KEAU demonstrate significant variability, with visual flight rules (VFR) prevailing 61.7% of the time and marginal VFR conditions occurring 24% of observations. Pilots can expect predominantly westerly winds averaging 7.5 knots, with temperature ranges extending from -31°C to 31°C, creating potential for diverse meteorological challenges throughout the year.

Notable Features

The airport features two intersecting runways: Runway 04/22 measuring 8,101 feet and Runway 14/32 measuring 4,999 feet, both providing concrete surfaces. Both runways demonstrate 100% favorable wind coverage, with Runway 04/22 experiencing an average crosswind of 5.3 knots and Runway 14/32 experiencing an average crosswind of 4.1 knots.

Approach Considerations

Seasonal considerations suggest October, September, and November offer the most consistent VFR conditions for operations. Visibility averages 8.5 statute miles, with only 6.3% of observations showing visibility below 3 statute miles. Pilots should be prepared for occasional fog, which occurs in 5.4% of observations, and plan accordingly with appropriate alternate airport selections.

Data Sources & Accuracy: Airport information sourced from OurAirports.com, a collaborative database of worldwide airport data. Weather data from official aviation weather services including NOAA Aviation Weather Center and international METAR/TAF providers. Information is updated regularly but pilots should always verify current conditions and NOTAMs through official channels before flight operations.

Official Data Sources

Weather NOAA Aviation Weather Center • International METAR/TAF Network
Airports OurAirports.com • Public domain airport database
NOTAMs FAA NOTAM System • ICAO NOTAM Distribution
Last updated: Jan 1, 1970 12:00 AM UTC

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.