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// Station · 13m ago

KRRL

Merrill Municipal Airport
CAT VFR
WIND 130° / 9 kt G14
VIS 10+ SM
CEILING CLR
T/Td 22.9°C / 4.4°C
ALTIM 30.16 inHg
ELEV 1,318 FT
45.1989°N / 89.7129°W
LOCATION · Merrill, US
N
WIND
130°9 kt
KRRL · 1,318 FT
© OSM · CartoDB

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

METRIC
NOW · 19Z
+6H
+12H
+18H
WIND
130°/9G14
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
23 / 4
 
 
 
ALTIM
30.16"
 
 
 

// Interpretation

VFR with moderate winds at 130°/9 kt, gusting 14. 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 KRRL 301915Z AUTO 13009G14KT 10SM CLR 23/04 A3016 RMK AO2 T02290044 TSNO

KRRL · day 30 at 19:15 UTC · wind from 130° at 9 kt, gusts to 14 kt · visibility 10+ SM · temp 23°C / dewpoint 4°C · altimeter 30.16" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 130° @ 9 ktG14
2 USABLE · 2 AVOID · 1 CAUTION
N
WIND
130°9G14 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 2 usable
16 HDG 160° H8 kt X4 kt LEFT PRIMARY · 2,997'
07 HDG 070° H5 kt X8 kt RIGHT ⚠ HIGH XW · 57%
TAILWIND ENDS · AVOID 2 ends
25 HDG 250° T4 kt X8 kt LEFT
34 HDG 340° T8 kt X5 kt RIGHT
Pattern altitude: 2,318 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 +10°C

2,300FT
+982 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -700 FT
3,700 2,200 700
24h AGO18h12h6hNOW
FIELD ELEV1,318 FT OAT+23°C ISA DELTA+10°C PRESSURE ALT1,076 FT
// Performance equivalent Operating here right now feels like operating at KRBE (Rock County Airport, Bassett, elev 2,349 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+23%
-16%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+16%
-10%
Light jetCJ4, Phenom 300, M2
+9%
-7%

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 · 12,884 FT KRRL ELEV · 1,318 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL12,884 ft VFR MARGINunlimited

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

10:17ZSUNRISE
17:57ZSOLAR NOON
01:38ZSUNSET
02:14ZCIVIL END
CURRENT19:28Z DAYLIGHT REMAINING6h 10m VFR NIGHT BEGINS02:14Z (6h 46m) DAY LENGTH15h 21m
Full Moon
ILLUMINATION99% MOONRISE21:43Z MOONSET13:04Z FULL MOON IN1 day

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

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

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