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Smith Field (KSLG) Aviation Weather: METAR

As of 11:56 PM CDT, Oct 28, KSLG has no current flight category, but is reporting with winds from 140° at 3 knots, visibility not reported, and no ceiling reported.

Live aviation weather for Smith Field in Siloam Springs, AR, including METAR, flight category, wind, visibility, ceiling, altimeter and runway crosswinds.

Smith Field (KSLG) is a general aviation airport serving pilots in and around Siloam Springs, AR at a field elevation of 1,191 ft. KSLG reports its own METAR, decoded live on this page as flight category, wind, visibility, ceiling and altimeter. It has one runway (18/36), the longest 5,001 ft. The official FAA airport diagram is at the bottom of the page.

Ask ATIS AIAsk anything about KSLG's weather, runways or delays, or search another airport.
No data
Observed 0456Z (11:56 PM CDT)live · refreshes every 60s
Wind
140° 3 kt
Visibility
-
Ceiling
Unlimited
Altimeter
30.16"
Temp / Dew
62°F / 17°C
dew 53°F / 12°C

Wind from the southeast (140°) at 3 kt, visibility visibility not reported, no cloud data, temperature 17°C (62°F), altimeter 30.16 inHg.

Raw METAR
METAR KSLG 290456Z AUTO 14003KT CLR 17/12 A3016 RMK AO2 SLP204 T01670117 PWINO $

What changed at KSLG?

Since the 0356Z (10:56 PM CDT) report, compared automatically against the latest METAR.

No significant changes since the 0356Z (10:56 PM CDT) report, conditions are holding steady.

Current pilot readout for KSLG

KSLG has no current flight category, but is reporting with winds from 140° at 3 knots, visibility not reported, and no ceiling reported. the wind favors south-facing runway ends (18). Density altitude is approximately 1,400 ft (field elevation 1,191 ft). KSLG does not publish a TAF. The nearest TAF station is KXNA, about 10 nm away.

KSLG by the numbers

What the long-run records say about flying here, computed for this airport alone.

81%
of daylight hours VFR, 2006 to 2025

KSLG reported VFR in 81% of daylight observations over 20 years, about 262 flyable days a year. July is the most reliable month and December the least, with IFR or worse 12% of the time. When conditions drop it is usually low ceilings rather than fog (ceilings under 1,000 ft 6% of hours, visibility under 3 miles 2%).

63%
of windy hours favor runway 18

Over 20 years of hourly winds, runway 18 had the best headwind 63% of the time, runway 36 37%, and winds were calm 15% of hours. Winds most often blow from the south. Crosswind on the best available runway topped 15 kt in 1% of hours.

55
thunderstorm days a year

Thunderstorms were reported on about 55 days a year. 44% of storm hours fall in April, May and August, peaking in May when storms were in the air 2% of the time.

6
snow days a year

Snow fell on about 6 days a year. From December to February KSLG was IFR or worse 12% of the time, against 2% from June to August.

3,173 ft
typical summer-afternoon density altitude

Field elevation is 1,191 ft, but on a median summer afternoon the air performs like 3,173 ft, 1,982 ft higher. Plan for a longer takeoff roll and a weaker climb from June to August.

15%
of hours with gusts

Gusts showed up in 15% of hours, typically 6 kt above the steady wind, and the strongest credible gust on record was 58 kt. March is the windiest month (mean 9 kt) and September the calmest.

Sources: hourly observations 2006 to 2025 and the per-runway wind climatology 2006 to 2025. Historical summaries, not a forecast: check the current METAR, TAF and a briefing before flight.

New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →

Runway wind check

Estimated head/tailwind and crosswind for each runway end from the current reported wind.

RunwayHead / TailCrosswind
18FAV2 kt head2 kt left
362 kt tail2 kt right

Open the crosswind calculator to try your own wind and runway numbers →

KSLG runways

1 physical runway · 2 runway ends. Each card opens the runway's intelligence page: equipment and lighting, LAHSO, frequencies, today's configuration, predicted use, history and approaches.

  • Runway 18/36
    5,001 × 75 ft · ASP
    Status not monitored
    Current use
    no stated-runway source at KSLG
    Wind
    18
    2 kt headwind · 2 kt crosswind from left
    36
    2 kt tailwind · 2 kt crosswind from right
    no active equipment NOTAM receivedView Runway Intelligence →

“Current use” is what the facilitystates; wind components are arithmetic on the current METAR against TRUE headings; status reflects NOTAMs received through SWIM, the tower's TFDM record and the D-ATIS — a runway reads “Open” only with a complete NOTAM picture.

24-hour trend

Wind, ceiling and flight category over the last 24 hours.

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
0102105Z17Z04Z

Over the last 23 h: wind 5→3 kt, ceiling unlimited → unlimited.

KSLG weather radar

Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.

Loading…
Loading radar…

Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap

NOAA NEXRAD composite and lightning, updated about every five minutes; amber frames are HRRR model guidance, not observed radar. Not for navigation.

Recent aviation weather trends at KSLG

From ATIS Alerts' hourly weather history.

Over the past 24 hours, KSLG reported varied conditions across 24 observations, with 0 flight-category changes. The strongest gust reached 18 kt. Wind most often came from the SE.

Last 24 hours
Wind avg/max: 6/12 kt
Max gust: 18 kt
Lowest ceiling: -
Lowest vis: -
Prevailing wind: SE
Category changes: 0
Last 7 days
VFR 100%
Wind avg/max: 4/14 kt
Max gust: 21 kt
Lowest ceiling: 7,000 ft
Lowest vis: -
Prevailing wind: E
Category changes: 0
Wind-favored runway - past 30 days

Share of hours each runway had the most headwind. From wind reports, not ATC assignments.

18
75%
36
25%

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Live KSLG Weather

Live crosswind meter

Measured by KSLG's own weather station.

N18363 kt
Headwind
2 kt
Crosswind (from the left)
2 kt

Wind is 45° off runway 18, the end with the most headwind right now.

Asphalt · 5,001 ft. Headings from FAA runway data. Not for navigation.

Field aerial

North up

Aerial photo of Smith Field (KSLG) with runway 18/36 marked
N ↑

Runway 18/36 drawn from FAA threshold coordinates.

Imagery: USGS The National Map (public domain). Something off? ✏️ Suggest an edit

Airport info

From the FAA airport record (cycle 2026-10-01) and OurAirports.

Services

Fuel
100LL · Jet A
Attended
Mon-Fri 0800-1700 local
Repairs
Airframe & engine, major
Transient parking
Tie-downs
Landing fee
No
Other services
Flight instruction · Aircraft sales
Control tower
None
Wind indicator
Lighted

Airport

Type
General aviation airport
ICAO
KSLG
IATA
SLG
FAA LID
SLG
City
Siloam Springs
State
Arkansas
Country
United States
Elevation
1,191 ft
Coordinates
36.1919, -94.4900
Runways
1 physical runway · 2 runway ends
Longest runway
5,001 ft
Weather reporting
Reports METAR
TAF
Nearest KXNA
AWOS/ASOS
118.375 MHz
Time zone
America/Chicago
Next sunset
18h 19m

Run a flight school, FBO, or club here? Embed KSLG's live status on your website, free →

Nearby airports

Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.

RC flying fields nearby

AMA model-aircraft club fields around this airport: live wind, crosswind & flyability on each page.

All RC flying fields →

See all Arkansas airports →

Historical Flying Weather at KSLG

2006–2025 · ATIS Alerts Flying Weather Index

Based on historical observations from 2006–2025, KSLG reported VFR conditions during about 80.7% of valid daylight observations, with an estimated 262 VFR flying days a year. July had the most VFR weather; December had the most instrument conditions. Surface winds averaged 7.0 kt, calm 11.4% of the time.

VFR Score
50
Wind Score
58
Reliability Score
59
National VFR rank
#678 of 1,400
Regional rank
#73
State rank
#7
Full historical breakdown
Daylight VFR
80.7%
MVFR
12.5%
IFR
4.3%
LIFR
2.5%
Est. VFR days/yr
262
Most VFR month
July
Fewest VFR month
December
Median ceiling
2,900 ft
Median visibility
10 sm
Calm wind
11.4%
Median wind
6 kt
Gusty hours
15.4%
Crosswind >15 kt
0.8%
Fog/mist days/yr
54
Thunderstorm days/yr
55
Summer density alt
3,173 ft

Flight category by month

0%25%50%75%100%JanFebMarAprMayJunJulAugSepOctNovDec
VFRMVFRIFRLIFR
KSLG monthly flight-category distribution, 2006–2025
MonthVFR %MVFR %IFR %LIFR %
Jan71.116.27.75.0
Feb70.417.97.34.3
Mar76.216.94.92.1
Apr82.013.13.31.6
May82.012.93.12.0
Jun91.26.21.41.1
Jul92.35.51.30.9
Aug92.05.81.40.8
Sep85.89.53.21.5
Oct80.311.35.72.7
Nov78.414.24.82.5
Dec68.519.47.25.0

Average wind by month

0510JanFebMarAprMayJunJulAugSepOctNovDec
KSLG average wind by month, 2006–2025
MonthMean wind (kt)
Jan7.7 kt
Feb8.2 kt
Mar8.8 kt
Apr8.6 kt
May6.9 kt
Jun6.4 kt
Jul5.4 kt
Aug5.2 kt
Sep5.1 kt
Oct6.5 kt
Nov7.5 kt
Dec7.5 kt

Historical summary of past observations: not a forecast or safety rating. Always check the current METAR, TAF, and a weather briefing before flight.

KSLG airport diagram

Official FAA taxiway and runway layout. Tap to zoom.

Official FAA airport diagram · d-TPP cycle 2611 · Not for navigation. Download the official FAA PDF ↗

Customize your SLG shirt or mug

SLG's real runway layout on the back, elevation and tower frequency on the front. Add your tail number on the sleeve.

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Pilot PIREPs for Smith Field (KSLG)

Community-submitted

Community-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.

Read recent community-submitted pilot notes for Smith Field, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.

⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.

No Pilot PIREPs have been submitted for KSLG yet. Recently flew here? Help the next pilot by leaving a quick airport note.

Pilot PIREPs are community pilot notes for situational awareness only, not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.

⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.

No D-ATIS at this airport, showing METAR.

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