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// Station · 8m ago

KBCK

Black River Falls Area Airport
CAT
WIND 260° / 7 kt
VIS 10+ SM
CEILING
T/Td 33.2°C / 21.2°C
ALTIM 30.12 inHg
ELEV 836 FT
44.2507°N / 90.8553°W
LOCATION · Black River Falls, US
N
WIND
260°7 kt
KBCK · 836 FT
© OSM · CartoDB

// Current + 24h forecast · METAR loaded · TAF loading…

METRIC
NOW · 22Z
+6H
+12H
+18H
WIND
260°/7
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
33 / 21
 
 
 
ALTIM
30.12"
 
 
 

// Interpretation

VFR with light winds at 260°/7 kt. Visibility better than 10 statute miles and no reported cloud layers. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR KBCK 142255Z 26007KT 10SM 33/21 A3012 RMK AO2 T03320212

KBCK · day 14 at 22:55 UTC · wind from 260° at 7 kt · visibility 10+ SM · temp 33°C / dewpoint 21°C · altimeter 30.12" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 260° @ 7 kt
1 USABLE · 1 AVOID
N
WIND
260°7 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
26 HDG 260° H7 kt X0 kt PRIMARY · 4,601'
TAILWIND ENDS · AVOID 1 ends
08 HDG 080° T7 kt X0 kt
Pattern altitude: 1,836 ft MSL (1,000 ft AGL). Verify pattern direction and altitude with the chart supplement before flying. // On calm winds (<3 kt), all runways are usable — favor the longest or whatever the pattern calls for.

// Density altitude · ISA +19°C

3,000FT
+2,164 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
3,500 1,900 300
24h AGO18h12h6hNOW
FIELD ELEV836 FT OAT+33°C ISA DELTA+19°C PRESSURE ALT632 FT
// Performance equivalent Operating here right now feels like operating at KTIF (Thomas County Airport, Thedford, elev 2,925 ft) on a standard ISA day.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+30%
-21%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+21%
-14%
Light jetCJ4, Phenom 300, M2
+12%
-9%

Approximate using ~10% perf loss / 1,000 ft DA for normally aspirated, scaled by powerplant type. Verify with your aircraft's POH for accurate numbers — especially above 5,000 ft DA where these rules of thumb diverge.

// Cloud layers · clear · no layers reported

FT 0 5k 10k 15k 20k 25k FRZ LVL · 17,604 FT KBCK ELEV · 836 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL17,604 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-6)

10:33ZSUNRISE
18:10ZSOLAR NOON
01:46ZSUNSET
02:22ZCIVIL END
CURRENT23:03Z DAYLIGHT REMAINING2h 43m VFR NIGHT BEGINS02:22Z (3h 18m) DAY LENGTH15h 13m
New Moon
ILLUMINATION0% MOONRISE10:42Z MOONSET01:55Z FULL MOON IN15 days

// Nearest reporting stations · 5 shown · 60 NM radius

// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay

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