KGGI METAR Grinnell Regional Airport

Grinnell, IowaElevation 1,008 ftSmall airport

CURRENT STATUS

VFR8 min old

No ceiling, visibility 10 SM.

FLIGHT CATEGORY

VFR

ceiling & visibility

WIND

020@4

steady

VISIBILITY

10 SM

16.1 km

CEILING

None

no BKN/OVC layer

DENSITY ALT

815 ft

-193 ft vs field

CURRENT METAR

Decoded observation

Observed 0355Z (10:55 PM local) · 8 min old

KGGI is currently VFR. Winds are from the north at 4 knots. Visibility is 10 statute miles. There is no ceiling.

WIND

20° at 4 kt

Steady.

VISIBILITY

10 statute miles

16.1 km, good.

CEILING & SKY

CLR

FEW and SCT layers are not ceilings.

TEMP / DEWPOINT

15°C / 11°C

59°F / 52°F. 4°C spread.

ALTIMETER

30.35 inHg

1027.8 hPa, above standard.

WEATHER & HAZARDS

No significant hazards

No precipitation or obscuration reported.

Codes in this report: AUTO CLR RMK AO2

Hover or tap any group for a plain-English explanation.

REMARKS: DECODED

AO2

automated station with a precipitation discriminator (can tell rain from snow)

T01500111

precise temperature 15.0°C, dew point 11.1°C

SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›No TAF available for this airport.

A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

Current aviation conditions show flight category VFR, wind from 20° at 4 kt, visibility 10 SM, ceiling none. Forecast suggests tonight mostly cloudy, low near 52F, 1% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES

Thunderstorms in the forecastWeather.gov

Thursday: Showers And Thunderstorms Likely. Watch for developing convection and plan alternates.

Day	Conditions	Temp F	Wind	Gusts	Precip	Pilot note
Tonight	Mostly Cloudy	52	NE 7 kt	–	1%
Monday	Mostly Cloudy	69/53	ENE 7 kt	–	4%
Tuesday	Mostly Cloudy	72/55	SSE 9 kt	–	16%
Wednesday	Slight Chance Rain Showers	75/58	S 10 kt	–	66%
Thursday	Showers And Thunderstorms Likely	75/56	SSW 5 kt	–	66%	Thunderstorms in the forecast
Friday	Chance Showers And Thunderstorms	75/57	SSE 7 kt	–	54%
Saturday	Rain Showers Likely	70/54	S 7 kt	–	63%
Sunday	Slight Chance Rain Showers then Mostly Cloudy	68	W 5 kt	–	15%

Source: National Weather Service (office DMX). Forecast issued 0403Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND

1 runway · crosswind ranking

ON-FIELD METAR

READING THE BARB · SWIPE FOR MORE →

Calm

5 kt

10 kt

15 kt

20 kt

25 kt

30 kt

35 kt

40 kt

45 kt

50 kt

65 kt

75 kt

100 kt

105 kt

Half feather = 5 kt, full = 10 kt, filled pennant = 50 kt; add them up. The staff points the direction the wind blows from.

WIND USED

020° at 4 kt

Components computed from the current on-field METAR wind.

RECOMMENDED

RWY 311 kt headwind · 4 kt crosswind

RUNWAYS BY WIND · best end

HEAD

1 kt

CROSS

4 kt R

BEST

HEAD

1 kt tail

CROSS

4 kt L

Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.

RUNWAYS

Runway detail & declared distances

1 runway · longest 5,200 ft

13/31

Dimensions

5,200 x 75 ft

Surface

Concrete (excellent)

Edge lights

MED

RWY 13131°T

Displaced threshold200 ft

REILYes

VGSIPAPI (P2L)

RWY 31311°T

Displaced threshold200 ft

REILYes

VGSIPAPI (P2L)

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Performance & density altitude

Density altitude

815 ft

Pressure altitude

578 ft

Field elevation

1,008 ft MSL

Temperature

15°C (59°F)

Dewpoint

11°C (52°F)

Altimeter

30.35 inHg

Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

2315Z 6:15 PM

Sunrise

1235Z 7:35 AM

Loggable night

2343Z (6:43 PM local) → 1207Z (7:07 AM local)

end of evening to start of morning civil twilight

Position lights required

2315Z (6:15 PM local) → 1235Z (7:35 AM local)

sunset to sunrise (91.209)

Night passenger currency

0015Z (7:15 PM local) → 1135Z (6:35 AM local)

1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Grinnell Regional Airport is in Grinnell, Iowa. Field elevation 1,008 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPublicly owned

UseOpen to the public

TypeSmall airport

ManagerRON LOWRY

Manager phone641-236-0188

AttendedALL MON-FRI, 0800–1700

CHARTS & AIRSPACE

ICAO / IATAKGGI

SectionalCHICAGO

Center (ARTCC)CHICAGO

Flight service (AFSS)FORT DODGE

RegionIowa

CountryUnited States

Coordinates41.7099, -92.7361

Distance from city1 NM S

SERVICES & LIGHTING

Fuel100LL · Jet A

Control towerNon-towered

Field lightingSee remarks

BeaconSunset to sunrise · White-green (lighted land airport)

CTAF122.800

UNICOM122.800

FREQUENCIES

Communications

127.05

CHICAGO CNTR

A/D

122.35

FORT DODGE RDO

FSS

122.8

CTAF/UNICOM

UNIC

122.800

CTAF

122.800

UNICOM

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

KGGI traffic patterns

2026-06-18 to 2026-10-22, 16 days observed · data 2026-10-23

Low confidence

TRAFFIC VOLUME (30-DAY)

AVG LANDINGS/DAY

1.3

AVG OPS/DAY

1.7

Operations trend (3 days)

Busiest day: Wed · Busiest month: Oct

FLEET MIX

Turboprop 56%Piston single 22%Unknown 17%Jet 6%

Mostly turboprop aircraft.

TOP AIRCRAFT TYPES

›AT6T (Turboprop) · ~5 landings/mo

›AT8T (Turboprop) · ~5 landings/mo

›BE35 (Piston single) · ~1 landings/mo

›C150 (Piston single) · ~1 landings/mo

›C172 (Piston single) · ~1 landings/mo

Data limitations (4)

›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.

›Some aircraft do not transmit usable ADS-B and are not counted.

›Aircraft types and based estimates are inferred and may be wrong.

›This is not official ATC, FAA, or airport data.

NEARBY AIRPORTS

Weather reference stations

Current flight category at nearby reporting stations.

KTNU Newton Municipal Airport

13 NM W

VFR

KMIW Marshalltown Municipal Airport

26 NM N

VFR

KOOA Oskaloosa Municipal Airport

31 NM S

VFR

KDSM Des Moines International Airport

43 NM W

VFR

KAMW Ames Municipal Airport

43 NM NW

VFR

KCID The Eastern Iowa Airport

47 NM E

VFR

AIRPORT REMARKS

Operational remarks

›MIRL RWY 13/31 PRESET ON LOW INTST; TO INCR INTST & ACTVT PAPI & REIL RWYS 13 & 31- CTAF.

›RY 31 IS CALM WIND RY.

›FOR CD IF UNA TO CTC ON FSS FREQ, CTC CHICAGO ARTCC AT 630-906-8921.

›RWY 13 APCH SLP 35:1 TO DSPLCD THR.

›RWY 31 APCH SLP 25:1 TO DSPLCD THR.

›FOR FUEL AFT HRS CALL (641) 236-0188.

›AIRSPACE DETERMINATION PENDING.

OFFICIAL LINKS & SOURCES

↗Search NOTAMs (official FAA NOTAM Search)

↗Wikipedia

↗KGGI on OurAirports

FREQUENTLY ASKED

Does KGGI have a METAR?

Yes. KGGI has a current METAR observation, decoded into plain English on this page.

Does KGGI have a TAF?

When KGGI issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.

What is the field elevation at KGGI?

KGGI sits at 1,008 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for KGGI?

No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.

This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.