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// Station · 58m ago

LIRS

Grosseto Corrado Baccarini Air Base / Grosseto Airport
CAT VFR
WIND 300° / 5 kt
VIS 6+ SM
CEILING CLR
T/Td 31°C / 16°C
ALTIM 30.09 inHg
ELEV 17 FT
42.7597°N / 11.0719°E
LOCATION · Grosseto (GR), IT
N
WIND
300°5 kt
LIRS · 17 FT
© OSM · CartoDB

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

METRIC
NOW · 09Z
+6H
+12H
+18H
WIND
300°/5
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
31 / 16
 
 
 
ALTIM
30.09"
 
 
 

// Interpretation

VFR with light winds at 300°/5 kt. Visibility 6+ SM 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 LIRS 270955Z 30005KT CAVOK 31/16 Q1019

LIRS · day 27 at 09:55 UTC · wind from 300° at 5 kt · visibility 6+ SM · temp 31°C / dewpoint 16°C · altimeter 30.09" Hg

// Runway analysis · computed from current METAR wind

Wind 300° @ 5 kt
4 USABLE · 0 AVOID
N
WIND
300°5 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 4 usable
03 HDG 030° H0 kt X5 kt LEFT PRIMARY · 9,823'
21 HDG 210° H0 kt X5 kt RIGHT 9,823'
03R HDG 030° H0 kt X5 kt LEFT 7,723'
21L HDG 210° H0 kt X5 kt RIGHT 7,723'
Pattern altitude: 1,017 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

1,700FT
+1,683 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
2,000 750 -500
24h AGO18h12h6hNOW
FIELD ELEV17 FT OAT+31°C ISA DELTA+16°C PRESSURE ALT-154 FT
// Performance equivalent Operating here right now feels like operating at LIMW (Aosta Corrado Gex Airport, Saint-Christophe (AO), elev 1,791 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+17%
-12%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+12%
-8%
Light jetCJ4, Phenom 300, M2
+7%
-5%

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 · 15,674 FT LIRS ELEV · 17 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL15,674 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+1)

03:44ZSUNRISE
11:14ZSOLAR NOON
18:43ZSUNSET
19:17ZCIVIL END
CURRENT10:53Z DAYLIGHT REMAINING7h 50m VFR NIGHT BEGINS19:17Z (8h 23m) DAY LENGTH14h 59m
Waxing Gibbous
ILLUMINATION83% MOONRISE12:27Z MOONSET03:26Z FULL MOON IN4 days

// Nearest reporting stations · 5 shown · 100 NM (sparse area)

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

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