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// Station · 5m ago

KTWM

Richard B Helgeson Airport
CAT VFR
WIND 280° / 3 kt G8
VIS 10+ SM
CEILING CLR
T/Td 33°C / 22°C
ALTIM 30.03 inHg
ELEV 1,073 FT
47.0492°N / 91.7451°W
LOCATION · Two Harbors, US
N
WIND
280°3 kt
KTWM · 1,073 FT
© OSM · CartoDB

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

METRIC
NOW · 22Z
+6H
+12H
+18H
WIND
280°/3G8
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
33 / 22
 
 
 
ALTIM
30.03"
 
 
 

// Interpretation

VFR with light winds at 280°/3 kt, gusting 8. 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 KTWM 142255Z AUTO 28003G08KT 10SM CLR 33/22 A3003 RMK AO2

KTWM · day 14 at 22:55 UTC · wind from 280° at 3 kt, gusts to 8 kt · visibility 10+ SM · temp 33°C / dewpoint 22°C · altimeter 30.03" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 280° @ 3 ktG8
ALL USABLE · WINDS CALM
N
WIND
280°3G8 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 4 ends
06 HDG 060° CALM 4,400'
24 HDG 240° CALM 4,400'
15 HDG 150° CALM 2,581'
33 HDG 330° CALM 2,581'
Pattern altitude: 2,073 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 +20°C

3,300FT
+2,227 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
3,800 2,750 1,700
24h AGO18h12h6hNOW
FIELD ELEV1,073 FT OAT+33°C ISA DELTA+20°C PRESSURE ALT961 FT
// Performance equivalent Operating here right now feels like operating at K9V6 (Martin Municipal Airport, Martin, elev 3,293 ft) on a standard ISA day.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+33%
-23%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+23%
-15%
Light jetCJ4, Phenom 300, M2
+13%
-10%

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 · 17,740 FT KTWM ELEV · 1,073 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL17,740 ft VFR MARGINunlimited

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

10:27ZSUNRISE
18:13ZSOLAR NOON
02:00ZSUNSET
02:39ZCIVIL END
CURRENT23:00Z DAYLIGHT REMAINING3h 00m VFR NIGHT BEGINS02:39Z (3h 38m) DAY LENGTH15h 33m
New Moon
ILLUMINATION0% MOONRISE10:35Z MOONSET02:08Z 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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