ATIS Alerts

Naval Outlying Field Imperial Beach (Ream Field) (KNRS) Aviation Weather, METAR, TAF & ATIS Alerts

Live aviation weather for Naval Outlying Field Imperial Beach (Ream Field) in Imperial Beach, CA, including METAR, TAF, flight category, wind, visibility, ceiling, altimeter, runway crosswinds, and Telegram airport alerts.

Naval Outlying Field Imperial Beach (Ream Field) (KNRS) is a general aviation airport serving pilots in and around Imperial Beach, CA at 24 ft. KNRS reports its own METAR — decoded live on this page as flight category, wind, visibility, ceiling and altimeter. Its 4 runways (08, 09, 26, 27) — longest 4,998 ft — are checked against the current wind in the crosswind table below. The official FAA airport diagram is at the bottom of the page. Track KNRS in the ATIS Alerts Telegram bot to get a message when a new METAR changes the picture — flight category, wind, or ceiling past your selected minimums.

MVFR
Observed 0353Z (8:53 PM PDT)live · refreshes every 60s
Wind
190° 7 kt
Visibility
10+ sm
Ceiling
1,200 ft
Altimeter
29.86"
Temp / Dew
21°C / 70°F
dew 18°C

Wind from the south (190°) at 7 kt, visibility 10+ statute miles, broken clouds at 1,200 ft, broken clouds at 25,000 ft, temperature 21°C (70°F), altimeter 29.86 inHg. Conditions are Marginal VFR (MVFR), ceiling 1,200 ft.

Raw METAR
METAR KNRS 290353Z 19007KT 10SM BKN012 BKN250 21/18 A2986 RMK AO2 SLP111 T02110178 $

Current pilot readout for KNRS

KNRS is currently MVFR with winds from 190° at 7 knots, visibility 10+ statute miles, and a 1,200 ft ceiling. The strongest crosswind component is currently on runway 08, about 7 knots. Density altitude is approximately 850 ft (field elevation 24 ft). KNRS does not publish a TAF — the nearest TAF station is KNZY, about 9 nm away.

⚠️ 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 KNRS. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.

RunwayHead / TailCrosswind
08FAV1 kt head7 kt right
091 kt head7 kt right
261 kt tail7 kt left
271 kt tail7 kt left

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

KNRS weather radar

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

Live weather radar around Naval Outlying Field Imperial Beach (Ream Field) in Imperial Beach, CA: 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 KNRS is headed.

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Loading radar…

Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © OpenStreetMap © CARTO

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 KNRS

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

PIREP0430Z (9:30 PM PDT) · 11 NM N of KNRS · 1,100 ft MSL · B737
Show raw report
SAN UA /OV SAN/TM 0430/FL011/TP B737/WX TOPS 015. BASES 011 DURD
SAN UAHeader — reporting station and UA: a routine pilot report.
OV SANLocation — fix or navaid, optionally with a radial and distance in NM.
TM 0430Reported at 04:30 UTC.
FL011Altitude: 1,100 ft MSL.
TP B737Aircraft type reporting.
WX TOPS 015. BASES 011 DURDWeather and flight visibility observed.

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

Recent aviation weather trends at KNRS

From ATIS Alerts' hourly weather history.

Last 24 hours

History is still being collected — check back in a few days.

Last 7 days
VFR 41%MVFR 53%IFR 6%
Wind avg/max: 6/15 kt
Max gust: 18 kt
Lowest ceiling: 600 ft
Lowest vis: 10 sm
Prevailing wind: W
Category changes: 29

Most recent change: VFRMVFR

Active Runway - past 30 days
26/27
94%
08/09
6%

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Nearby TFRs

Active FAA TFRs near KNRS

FAA TFR data shows an active temporary flight restriction near KNRS.

Security TFR
Chula Vista, CA
Active 6.5 NM from KNRS
Effective: Saturday, February 14, 2026 through Friday, August 14, 2026 Local
NOTAM: 6/4160

View all active US TFRs → · Official FAA TFR ↗

Verify with official FAA TFR sources before flight.

Airport facts

Reference data from the OurAirports dataset.

Type
General aviation airport
ICAO
KNRS
IATA
NRS
FAA LID
NRS
City
Imperial Beach
State
California
Country
United States
Elevation
24 ft
Coordinates
32.5667, -117.1170
Runways
4
Longest runway
4,998 ft
Weather reporting
Reports METAR
TAF
Nearest KNZY
ATIS
27.62 MHz
Time zone
America/Los_Angeles
Next sunset
22h 2m

Run a flight school, FBO, or club here? Embed KNRS'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 California airports →

Historical Flying Weather

2006–2025 · ATIS Alerts Flying Weather Index

Based on historical observations from 2006–2025, KNRS reported VFR conditions during about 71.3% of valid daylight observations, with an estimated 254 VFR flying days a year. January had the most VFR weather; June had the most instrument conditions. Surface winds averaged 5.9 kt, calm 15.1% of the time.

VFR Score
29
Wind Score
69
Reliability Score
46
National VFR rank
#1301 of 1,400
Regional rank
#25
State rank
#72
Full historical breakdown
Daylight VFR
71.3%
MVFR
25.4%
IFR
5.9%
LIFR
2.4%
Est. VFR days/yr
254
Most VFR month
January
Fewest VFR month
June
Median ceiling
2,000 ft
Median visibility
10 sm
Calm wind
15.1%
Median wind
6 kt
Gusty hours
2.6%
Crosswind >15 kt
0.4%
Fog/mist days/yr
130
Thunderstorm days/yr
2
Summer density alt
830 ft

Flight category by month

0%25%50%75%100%JanFebMarAprMayJunJulAugSepOctNovDec
VFRMVFRIFRLIFR
KNRS monthly flight-category distribution, 2006–2025
MonthVFR %MVFR %IFR %LIFR %
Jan79.215.13.42.4
Feb79.014.73.52.8
Mar74.219.34.02.5
Apr67.026.44.52.0
May50.843.44.80.9
Jun42.444.811.11.7
Jul51.236.310.81.7
Aug61.128.19.21.7
Sep66.423.77.12.8
Oct71.720.34.13.9
Nov79.114.13.23.6
Dec77.815.64.02.5

Average wind by month

047JanFebMarAprMayJunJulAugSepOctNovDec
KNRS average wind by month, 2006–2025
MonthMean wind (kt)
Jan5.8 kt
Feb6.4 kt
Mar6.2 kt
Apr6.4 kt
May6.5 kt
Jun6.4 kt
Jul6.0 kt
Aug5.8 kt
Sep5.4 kt
Oct5.1 kt
Nov5.5 kt
Dec5.8 kt

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

KNRS airport diagram

Official FAA taxiway and runway layout. Tap to zoom.

The FAA airport diagram for Naval Outlying Field Imperial Beach (Ream Field) in Imperial Beach, CA shows the runway and taxiway layout across 4 runways, ramp areas, and hold-short positions — review it before taxiing at an unfamiliar field.

Official FAA airport diagram · d-TPP cycle 2608 · Not for navigation. Download the official FAA PDF ↗

KNRS weather — frequently asked

What runways are available at KNRS?+

KNRS has 4 runways — 08, 09, 26, 27; the longest is 4,998 ft. This page computes the live crosswind for each runway end from the current wind.

Does KNRS report its own weather?+

Yes — Naval Outlying Field Imperial Beach (Ream Field) has its own weather station and publishes METAR observations, which this page decodes live.

Does KNRS have a TAF?+

No — KNRS does not publish its own TAF. The nearest TAF station is KNZY, about 9 nm away.

Does KNRS broadcast D-ATIS?+

No — KNRS does not broadcast D-ATIS. Alerts for KNRS from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR instead.

Where can I find the KNRS airport diagram?+

The official FAA airport diagram for Naval Outlying Field Imperial Beach (Ream Field) (KNRS) is shown on this page — it maps the runway and taxiway layout, ramps, and hold-short lines. Tap it to zoom, or download the official FAA PDF free from the link under the diagram (updated every 28-day FAA charting cycle).

Pilot PIREPs for Naval Outlying Field Imperial Beach (Ream Field) (KNRS)

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 Naval Outlying Field Imperial Beach (Ream 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 KNRS 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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⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.

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