// Station · 58m ago
KMCW
Mason City Municipal Airport
CAT VFR
WIND CALM
VIS 10+ SM
CEILING CLR
T/Td 18.9°C / 16.1°C
ALTIM 29.96 inHg
ELEV 1,213 FT
43.1598°N / 93.3297°W
LOCATION · Mason City, US
WIND
—calm
KMCW · 1,213 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 08Z
+6H
+12H
+18H
WIND
CALM
VIS
10+ SM
CEILING
CLR
LAYERS
—
T / Td
19 / 16
ALTIM
29.96"
// 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…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR KMCW 270853Z AUTO 10SM CLR 19/16 A2996 RMK AO2 SLP131 60001 T01890161 53004
KMCW · day 27 at 08:53 UTC · winds calm · visibility 10+ SM · temp 19°C / dewpoint 16°C · altimeter 29.96" Hg · automated station w/ precipitation discriminator · sea-level pressure 1013.1 mb
// Runway analysis · computed from current METAR wind
Wind CALM
ALL USABLE · WINDS CALM
WIND
CALMcalm
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS
4 ends
18
HDG 180°
—CALM
——
6,501'
36
HDG 360°
—CALM
——
6,501'
12
HDG 120°
—CALM
——
5,502'
30
HDG 300°
—CALM
——
5,502'
Pattern altitude: 2,213 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 +6°C
1,900FT
+687 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↗ +200 FT
24h AGO18h12h6hNOW
FIELD ELEV1,213 FT
OAT+19°C
ISA DELTA+6°C
PRESSURE ALT1,172 FT
// Performance equivalent
Operating here right now feels like operating at KGRI
(Central Nebraska Regional Airport, Grand Island, elev 1,847 ft)
on a standard ISA day.
// Aircraft performance impact
MINOR
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+19%
-13%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+13%
-9%
Light jetCJ4, Phenom 300, M2
+8%
-6%
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
// Sun & Moon · times in Z · bar = local day (UTC-6)
10:40ZSUNRISE
18:11ZSOLAR NOON
01:43ZSUNSET
02:17ZCIVIL END
CURRENT09:51Z
DAYLIGHT REMAINING15h 52m
VFR NIGHT BEGINS02:17Z (16h 26m)
DAY LENGTH15h 02m
Waxing Gibbous
ILLUMINATION82%
MOONRISE19:21Z
MOONSET10:23Z
FULL MOON IN4 days
// Nearest reporting stations · 5 shown · 100 NM (sparse area)
KCCY
VFR
Northeast Iowa Regional Airport · Charles City
- WIND
- 070° / 7 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 32 NM E
- AGE
- 16m ago
KFOD
VFR
Fort Dodge Regional Airport · Fort Dodge
- WIND
- 160° / 4 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 53 NM SW
- AGE
- 55m ago
KALO
VFR
Waterloo Regional Airport · Waterloo
- WIND
- 060° / 3 kt
- VIS
- 10+ SM
- CEILING
- OVC110
- DIST
- 55 NM SE
- AGE
- 57m ago
KRST
—
Rochester International Airport · Rochester
- WIND
- CALM
- VIS
- —
- CEILING
- CLR
- DIST
- 58 NM NE
- AGE
- 57m ago
KDSM
VFR
Des Moines International Airport · Des Moines
- WIND
- 290° / 4 kt
- VIS
- 10+ SM
- CEILING
- FEW100
- DIST
- 99 NM S
- AGE
- 57m ago
// Area map · 100 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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