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IS79 · Crystal Lake, IL · 890 ft elevation · var 1W · Towered

Airport information

FAA LID
IS79
Coordinates
42.2367, -88.3523
Elevation
890 ft MSL
Magnetic variation
1W
Sectional chart
CHICAGO
Airport use
Private
Control tower
Yes
ARTCC
CHICAGO (ZAU)
Flight service (FSS)
KANKAKEE
Attendance
UNATNDD
Segmented circle
No
Activated
1981/10
Distance from city
2 SW

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-20

EventLocal (CDT)UTC
Morning civil twilight
Loggable night ends
04:42 AM09:42Z
Sunrise05:17 AM10:17Z
Sunset08:33 PM01:33Z
Evening civil twilight
Loggable night begins
09:08 PM02:08Z
Loggable night (§1.1)
09:08 PM → 04:42 AM
Night currency (§61.57)
09:33 PM → 04:17 AM

Plan a flight from IS79

Runway 10W/28W

6,000 ft × 400 ft · WATER
10W
Heading
n/a
28W
Heading
n/a

Nearby navigation aids

NavAidTypeFreqRadial / Dist magnetic
OBK · NorthbrookVOR-DME113.00r275° / 17.8 NM
DPA · Du PageVOR-DME108.40r358° / 20.8 NM
BUU · BurbunVOR-DME114.50r186° / 27.3 NM
ENW · KenoshaVOR-DME109.20r223° / 28.7 NM
RFD · RockfordVOR-DME110.80r088° / 37.7 NM
JVL · JanesvilleVOR-DME114.30r117° / 38.6 NM
HRK · HorlickVOR-DME117.70r219° / 39.5 NM

No published instrument procedures or Chart Supplement for IS79. VFR sectional link above.

Ownership & management

Owner
RICHARD H. JACKSON
838 SW 47TH TER APT A201, CAPE CORAL, FL
(815) 477-7424
Manager
RICHARD H. JACKSON
838 SW 47TH TER APT A201, CAPE CORAL, FL
815-477-7424

Remarks FAA

  • DUE TO HEAVY BOAT TRAFFIC & DENSELY POPULATED AREA AROUND THE LAKE.
  • FOR CD CTC CHICAGO APCH AT 847-289-0926.
  • EMAIL ADDRESS: RJLAWONTHELAKE@GMAIL.COM OR RICHJAXN@YAHOO.COM (ALL LOWER CASES)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open IS79 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.