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// Station · 29m ago

KMSO

Missoula Montana Airport
CAT VFR
WIND CALM
VIS 10+ SM
CEILING CLR
T/Td 25°C / 10°C
ALTIM 29.95 inHg
ELEV 3,206 FT
46.9158°N / 114.0911°W
LOCATION · Missoula, US
N
WIND
000°0 kt
KMSO · 3,206 FT
© OSM · CartoDB

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

METRIC
NOW · 16Z
+6H
+12H
+18H
WIND
CALM
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
25 / 10
 
 
 
ALTIM
29.95"
 
 
 

// Interpretation

VFR with winds calm. 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 KMSO 111653Z 00000KT 10SM CLR 25/10 A2995 RMK AO2 SLP116 T02500100 $

KMSO · day 11 at 16:53 UTC · winds calm · visibility 10+ SM · temp 25°C / dewpoint 10°C · altimeter 29.95" Hg · automated station w/ precipitation discriminator · sea-level pressure 1011.6 mb

// Runway analysis · computed from current METAR wind

Wind CALM
ALL USABLE · WINDS CALM
N
WIND
000°calm
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
12 HDG 120° CALM 9,501'
30 HDG 300° CALM 9,501'
Pattern altitude: 4,206 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 +16°C

5,100FT
+1,894 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
6,700 5,050 3,400
24h AGO18h12h6hNOW
FIELD ELEV3,206 FT OAT+25°C ISA DELTA+16°C PRESSURE ALT3,174 FT
// Performance equivalent Operating here right now feels like operating at K7S6 (White Sulphur Springs Airport, White Sulphur Springs, elev 5,061 ft) on a standard ISA day.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+51%
-36%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+36%
-23%
Light jetCJ4, Phenom 300, M2
+20%
-15%

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 · 15,832 FT KMSO ELEV · 3,206 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL15,832 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-8)

11:54ZSUNRISE
19:42ZSOLAR NOON
03:31ZSUNSET
04:10ZCIVIL END
CURRENT17:22Z DAYLIGHT REMAINING10h 09m VFR NIGHT BEGINS04:10Z (10h 47m) DAY LENGTH15h 37m
Waning Crescent
ILLUMINATION10% MOONRISE09:24Z MOONSET01:01Z FULL MOON IN18 days

// Nearest reporting stations · 2 shown · 100 NM (sparse area)

// Area map · 100 NM radius · CartoDB Dark Matter + aeronautical overlay

© OpenStreetMap · CartoDB · OpenAIP
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