ATIS Alerts

St. Mathews Airport (99SC) Area Aviation Weather & Runway Winds

Aviation weather near St. Mathews Airport in St. Mathews, SC, decoded from the nearest reporting station (KMMT): conditions, runway crosswinds, and free Telegram airport alerts.

St. Mathews Airport (99SC) is a general aviation airport serving pilots in and around St. Mathews, SC at 278 ft. 99SC has no weather station of its own. Conditions here are decoded from KMMT, about 15 nm away, the nearest reporting station, and local conditions can differ. Its 2 runways (14, 32), longest 2,640 ft, are checked against the current wind in the crosswind table below. The nearest TAF is issued for KMMT. Track it in the ATIS Alerts Telegram bot to get alerts read from KMMT, the station this page is based on.

LIFR
Observed 0935Z (5:35 AM EDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KMMT, 15 nm away.

Wind
270° 5 kt
Visibility
-
Ceiling
400 ft
Altimeter
29.95"
Temp / Dew
75°F / 24°C
dew 73°F / 23°C

Wind from the west (270°) at 5 kt, visibility visibility not reported, overcast at 400 ft, temperature 24°C (75°F), altimeter 29.95 inHg. Conditions are Low IFR (LIFR), ceiling 400 ft.

Raw METAR
SPECI KMMT 130935Z AUTO 27005KT M M OVC004 24/23 A2995 RMK AO2 SLP142 RVRNO $

What changed at KMMT (nearest station)?

Since the 0855Z (4:55 AM EDT) report, compared automatically against the latest METAR.

  • Flight category dropped from IFR to LIFR.
  • Ceiling dropped from 500 ft to 400 ft.

The latest report is an off-schedule special (SPECI), issued because conditions changed significantly. What is a SPECI? →

This is exactly what ATIS Alerts watches for you: get a Telegram message when 99SC's weather changes, free →

Current pilot readout for 99SC

Based on the nearest station (KMMT), 99SC is currently LIFR with winds from 270° at 5 knots, visibility not reported, and a 400 ft ceiling. The strongest crosswind component is currently on runway 14, about 5 knots. Density altitude is approximately 1,400 ft (field elevation 278 ft). Review the latest TAF below for forecast changes before departure.

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

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

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Runway wind check

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

Use this section to quickly compare current wind alignment across available runways at 99SC. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.

RunwayHead / TailCrosswind
14FAV0 kt head5 kt left
320 kt head5 kt left

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

24-hour trend

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

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
061209Z21Z09Z

Over the last 24 h: wind 35 kt, ceiling 400 ft400 ft.

99SC weather radar

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

Live weather radar around St. Mathews Airport in St. Mathews, SC: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around 99SC is headed.

Loading…
Loading radar…

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

Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.

Pilot reports (PIREPs) within 100 NM of 99SC

Reported by pilots in flight over the past 6 hours, via aviationweather.gov.

PIREP0901Z (5:01 AM EDT) · 93 NM N of 99SC · during descent · A321
Show raw report
CLT UA /OV CLT360002/TM 0901/FLDURD/TP A321/RM BASE 500 AGL
CLT UAHeader: reporting station and UA: a routine pilot report.
OV CLT360002Location: fix or navaid, optionally with a radial and distance in NM.
TM 0901Reported at 09:01 UTC.
FLDURDReported during descent.
TP A321Aircraft type reporting.
RM BASE 500 AGLRemarks.

⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.

Recent aviation weather trends at 99SC

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KMMT reported a mix of conditions, most often VFR across 40 observations, with 17 flight-category changes. The lowest ceiling was 300 ft. Wind most often came from the S.

Last 24 hours
VFR 43%MVFR 16%IFR 22%LIFR 19%
Wind avg/max: 3/10 kt
Max gust: -
Lowest ceiling: 300 ft
Lowest vis: -
Prevailing wind: S
Category changes: 17

Most recent change: IFRLIFR

Last 7 days
VFR 87%MVFR 4%IFR 6%LIFR 3%
Wind avg/max: 4/18 kt
Max gust: 22 kt
Lowest ceiling: 300 ft
Lowest vis: 1.5 sm
Prevailing wind: E
Category changes: 20

Most recent change: LIFRIFR

Active Runway - past 30 days
14/32
100%

TAF | Terminal Aerodrome Forecast

Issued 0810Z (4:10 AM EDT)

TAF AMD KMMT 130810Z 1308/1413 22006KT 9999 BKN005 QNH2990INS TEMPO 1308/1316 8000 BR BKN010 BECMG 1316/1317 30006KT 9999 FEW016 FEW024 QNH3002INS TX32/1320Z TN24/1311Z LIMITED METWATCH 1308 TIL 1315

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Airport facts

Reference data from the OurAirports dataset.

Type
General aviation airport
FAA LID
99SC
City
St. Mathews
State
South Carolina
Country
United States
Elevation
278 ft
Coordinates
33.6892, -80.6886
Runways
2
Longest runway
2,640 ft
Weather reporting
Nearest station KMMT
TAF
Nearest KMMT
Time zone
America/New_York
Next sunset
13h 50m

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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 South Carolina airports →

99SC weather: frequently asked

What runways are available at 99SC?+

99SC has 2 runways: 14, 32; the longest is 2,640 ft. This page computes the live crosswind for each runway end from the current wind.

Where does the weather shown for 99SC come from?+

St. Mathews Airport does not have its own weather station. Conditions shown here come from the nearest reporting station, KMMT, about 15 nm away, close enough for situational awareness, but local conditions at 99SC can differ.

Does 99SC have a TAF?+

Yes. The KMMT TAF is shown on this page below the current conditions.

Does 99SC broadcast D-ATIS?+

No. 99SC does not broadcast D-ATIS. Alerts for 99SC from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.

Pilot PIREPs for St. Mathews Airport (99SC)

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 St. Mathews Airport, 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 99SC 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.

From the ATIS Alerts team

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