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// STALE Observation is 1h 5m old — METAR cadence is typically hourly. A fresh report may be on its way.

// Station · 1h 5m ago · STALE

HEMM

Mersa Matruh International Airport
CAT VFR
WIND 310° / 10 kt
VIS 6+ SM
CEILING CLR
T/Td 29°C / 21°C
ALTIM 29.97 inHg
ELEV 75 FT
31.3243°N / 27.2223°E
LOCATION · Marsa Matruh, EG
N
WIND
310°10 kt
HEMM · 75 FT
© OSM · CartoDB

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

METRIC
NOW · 12Z
+6H
+12H
+18H
WIND
310°/10
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
29 / 21
 
 
 
ALTIM
29.97"
 
 
 

// Interpretation

VFR with moderate winds at 310°/10 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 HEMM 111200Z 31010KT CAVOK 29/21 Q1015 NOSIG

HEMM · day 11 at 12:00 UTC · wind from 310° at 10 kt · visibility 6+ SM · temp 29°C / dewpoint 21°C · altimeter 29.97" Hg

// Runway analysis · computed from current METAR wind

Wind 310° @ 10 kt
2 USABLE · 2 AVOID · 1 CAUTION
N
WIND
310°10 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 2 usable
33 HDG 330° H9 kt X3 kt LEFT PRIMARY · 9,843'
24 HDG 240° H3 kt X9 kt RIGHT ⚠ HIGH XW · 90%
TAILWIND ENDS · AVOID 2 ends
06 HDG 060° T3 kt X9 kt LEFT
15 HDG 150° T9 kt X3 kt RIGHT
Pattern altitude: 1,075 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 +14°C

1,700FT
+1,625 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
1,900 1,350 800
24h AGO18h12h6hNOW
FIELD ELEV75 FT OAT+29°C ISA DELTA+14°C PRESSURE ALT22 FT
// Performance equivalent Your aircraft will perform as if it's at a field 1,700 ft high on a standard ISA day — that's +1,625 ft above HEMM's actual elevation.
// 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 · 14,721 FT HEMM ELEV · 75 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL14,721 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+2)

03:15ZSUNRISE
10:17ZSOLAR NOON
17:19ZSUNSET
17:46ZCIVIL END
CURRENT13:05Z DAYLIGHT REMAINING4h 13m VFR NIGHT BEGINS17:46Z (4h 41m) DAY LENGTH14h 03m
Waning Crescent
ILLUMINATION11% MOONRISE00:37Z MOONSET14:40Z FULL MOON IN18 days

// Nearest reporting stations · 2 shown · 150 NM (sparse area)

// Area map · 160 NM radius · CartoDB Dark Matter + aeronautical overlay

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