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Questions tagged [notam]

NOTAMs (Notices To Airmen (ICAO) or Notices to Air Missions (FAA)) are important notices to let pilots know of changed conditions or restrictions that are likely to affect the ability of pilots to conduct normal operations.

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Is there a NOTAM code for solar eclipse?

Sun eclipses have some noticeable effect (e.g. drop in air temperature). Inspired from Eclipse Flights (xkcd) I'm curious if eclipses are notified as NOTAM or as weather notice. How? Never seen such ...
Giacomo Catenazzi's user avatar
28 votes
1 answer
10k views

How do I submit a NOTAM?

I (a hypothetical person) am involved in an activity like laser light shows, model rocket launches, fireworks displays, or construction which I think might be important to pilots. How can I submit ...
TypeIA's user avatar
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22 votes
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Why does this NOTAM make me think GPS is unavailable?

First: I'm not a real pilot. I used an on-line flight planning tool, and in the brief was the following "GPS NOTAM": ...
Steve's user avatar
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21 votes
1 answer
2k views

How does aviation deal with satellite and Moon laser ranging, and other scientific lasers in the sky?

It seems there are many scientific laser ranging stations around the globe and some are mobile. Scientists Bounce Laser Off Soviet Lunar Rover Lost On Moon Decades Ago. Source Questions How ...
mins's user avatar
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17 votes
1 answer
3k views

What does it mean when a runway's safety area is not standard?

If an airport has a NOTAM that states that a runway safety area is not standard, what does that mean? Here's an example. ...
ryan1618's user avatar
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13 votes
1 answer
2k views

Why would a NOTAM outage cause a nationwide ground stop?

From the FAA this morning The FAA is working to restore its Notice to Air Missions System. We are performing final validation checks and reloading the system now. Operations across the National ...
Machavity's user avatar
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12 votes
5 answers
1k views

Why do NOTAMs consist of code instead of plain language?

I'm currently getting thru a PPL course book and I don't understand this. Is there any purpose of sending NOTAMs in this format: "RWY 08R/26L DUE WIP NO CENTRELINE, TDZ OR SALS LIGHTING AVBL" ...
super jet 100's user avatar
12 votes
3 answers
910 views

How can I get more details about information in a NOTAM?

In doing some planning for an upcoming flight, I noticed my destination (a towered airport) has a NOTAM about the runway: "FICON PATCHY ICE". That seems rather vague, I'd like more information before ...
Geoffrey Gallaway's user avatar
12 votes
4 answers
1k views

How are pilots alerted to the publication of a NOTAM affecting their flight while in-flight?

With the length of flights in this day and age, it is possible for an activity to be published in a NOTAM, that NOTAM to be disseminated via the NOTAM system, and the activity to start taking place ...
UnrecognizedFallingObject's user avatar
11 votes
1 answer
1k views

Is skydiving not NOTAMed in the US?

Recently there was a mishap at South Lakeland Airport in Mulberry, Florida where a Cessna 170 collided with a skydiver. Luckily all involved suffered only minor injuries. As far as I know, skydiving ...
falstro's user avatar
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11 votes
3 answers
12k views

How to programmatically access AIP data, METAR, TAF, NOTAMs?

I'm looking at developing an app where one of the functions I would like to implement needs to use data which is normally available in AIP, like: Aerodrome names, ICAO codes, GPS location, elevation ...
mike's user avatar
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11 votes
2 answers
25k views

What is the difference between Distant (D) NOTAMs, Local (L) NOTAMs and FDC NOTAMs in the US?

I would like to know the difference between Distant (D) NOTAMs, Local (L) NOTAMs and FDC NOTAMs in the US. Is their meaning obsolete or still in use by the FAA?
Francesco C's user avatar
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10 votes
3 answers
2k views

Does the FAA dictate that bridges are closed for the Thunder Over Louisville airshow event?

A big tradition here in Louisville is "Thunder Over Louisville". This starts the celebration for the Kentucky Derby. 'Thunder' is an airshow, fireworks, fair, concerts, and a nice day out along the ...
Freiheit's user avatar
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10 votes
2 answers
1k views

How to decode this Notam?

I've a difficulty to use the Notam decoder on this Notam. ...
Deepak's user avatar
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10 votes
1 answer
366 views

What documented practices are there for NOTAM creators and handlers to combat NOTAM spam?

Sadly, NOTAM spam is a persistent thorn in the world aviation community's side. Bureaucratic rump-covering exercises lead to NOTAMs being issued and distributed that are mere noise to the average ...
UnrecognizedFallingObject's user avatar
8 votes
2 answers
1k views

Can ATC issue instructions to exclude certain aircraft over international waters?

As an example, the Anchorage Air Route Traffic Control Center's sector extends all the way to the North Pole, far beyond 200 nm of the US coastline. Suppose that the US decides to "close its ...
200_success's user avatar
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8 votes
1 answer
16k views

What does "S-ILS" signify in an FAA NOTAM?

Consider this NOTAM for LAX from the current list: FDC 5/0341 LAX IAP LOS ANGELES INTL LOS ANGELES CA. ILS OR LOC RWY 25L AMDT 12C... S-ILS 25L DA 395/ HAT 291 ALL CATS VISIBILITY ALL CATS RVR 2200....
nexus_2006's user avatar
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8 votes
1 answer
7k views

Does anyone know where I can find old TFRs?

Looking at the FAA TFR site (http://tfr.faa.gov/tfr2/list.html) I can only view current or future flight restrictions. Does anyone know of a resource where I can find past flight restrictions?
Andrew's user avatar
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8 votes
1 answer
922 views

What is the difference between the FAA FNS NOTAM and the FAA PilotWeb NOTAM websites?

I figured out there are currently 2 different FAA websites for NOTAM online search: FAA FNS NOTAM website available at https://notams.aim.faa.gov/ FAA PilotWeb NOTAM website available at https://...
Francesco C's user avatar
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7 votes
1 answer
674 views

Is it possible to split a NOTAM in two messages in case it is too long to fit in a single message?

Would it be in accordance with ICAO norms to issue two different NOTAMs with the same year, series and number regarding the same subject and informing //PART 1 OF 2 PARTS// and //PART 2 OF 2 PARTS// ...
cvasques's user avatar
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7 votes
2 answers
642 views

Apart from Kenya, what are the current dangerous / unsafe airspaces?

Notams are regularly released to warn about unsafe areas, e.g. Kenya: A0040/15 - SECURITY .. UNITED STATES OF AMERICA ADVISORY TO U.S. OPERATORS CONCERNING POSSIBLE ATTACKS WITH MAN - ...
mins's user avatar
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7 votes
2 answers
9k views

What are some examples of warning areas and restricted areas?

Can you please give me some examples of warning and restricted areas? How can an aircraft enter these areas? What are the procedures you have to follow before entering them?
yuri's user avatar
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7 votes
1 answer
6k views

What is the difference between unserviceable, unusable, and not maintained?

Here are some NOTAMS for a recent flight I was planning: ...
rsteilberg's user avatar
7 votes
1 answer
2k views

Where to find historical locations of North Atlantic Tracks?

I'm looking for historical, daily locations of the North Atlantic Track (NAT, published daily as NOTAM) system for the past 10/20 years. I've already contacted what feels like dozens of organizations ...
andreas-h's user avatar
  • 171
7 votes
2 answers
965 views

How does a pilot make sure they have received all applicable NOTAM's?

I've always wondered how a private pilot makes sure they have read all the NOTAM's that might affect their flight. There must be thousands of NOTAM's out there. This question talks about the many ...
TomMcW's user avatar
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7 votes
1 answer
29k views

What does SVC TAR/SSR U/S mean?

Looking through NOTAMs. What does SVC TAR/SSR U/S mean? Does that mean I cannot shoot practice approaches in the area? Here is the NOTAM text: 07/052 (A0474/17) - SVC TAR/SSR U/S. 21 JUL 12:00 ...
Chris's user avatar
  • 73
7 votes
1 answer
594 views

Is there a maximum length for NOTAM?

I see some very long NOTAM messages describing a whole section of arrival or departing procedure. Is there a standard limiting how long a NOTAM can be? In computing I usually see limits in bytes, is ...
vasin1987's user avatar
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6 votes
1 answer
656 views

These "FICON" NOTAM's contractions aren't in the FAA contraction list. What do they mean?

These NOTAMs for KSGF state "Snow" when the icon on the left is hovered over with a mouse. The contraction "FICON" does not appear in the Notam Contractions list. It is currently the middle of June ...
Ryan Mortensen's user avatar
6 votes
2 answers
4k views

How to get a NOTAM on a Restricted Area?

Is there any online service to get restricted area NOTAMS? For example how can I get NOTAMs related to R-2503-D (intermittent by NOTAM 24 Hrs in advance) on Los Angeles Sectional chart? I found ...
pmoubed's user avatar
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6 votes
1 answer
2k views

Are weather balloon launches NOTAM'ed?

Are weather balloon launches NOTAM'ed? Related, how frequent (periodically and spatially) are they for gathering data on wind-aloft, etc.?
user avatar
6 votes
1 answer
321 views

What do the levels stand for in French Air Traffic Service Levels?

I am planning a flight to Le Touquet (LFAT) in France next week, I've been told that ATC is not open all days so I've checked the NOTAMS. This seems applicable but I'm not sure I'm interpreting it ...
GdD's user avatar
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6 votes
1 answer
927 views

Why does climb gradient at Changi be at minimum of 6 and 7 percent?

Changi airport, Singapore, runway 20C and 20R both point into the sea with no significant obstacle to clear. There is no residential area down there. Next land mass is about 15 km away (Batam, ...
vasin1987's user avatar
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5 votes
3 answers
7k views

What is an NTAP when referenced in a NOTAM?

When reviewing notices to airmen (NOTAMs) for the KDNL airport today (08 April, 2016) there's a particular NOTAM that references an NTAP with a number. What's an NTAP? How does one go about looking ...
ryan1618's user avatar
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5 votes
1 answer
7k views

Is there a public NOTAM archive that's searchable by airport?

Pilotweb lists NOTAMs currently in effect. Is it possible to view or sort the history for a particular airport?
Javelin's user avatar
  • 201
5 votes
2 answers
1k views

Can you file a flight plan to an airport whose runway is NOTAMed closed?

We're planning a flight (under IFR) to an airport where the runway is notamed closed until 1900L. The airport authority has said it will likely be open much earlier, so we're hoping to to take off ...
user16461's user avatar
5 votes
1 answer
1k views

What is ILS CLASS in this airport NOTAM?

I have seen this NOTAM for UAII /CIT SHYMKENT airport and they mention ILS CLASS for runway 10/28, Does anyone knows what it means? NOTAM: NOTAM K3998/20: Shymkent Airport (UAII) K3998/20 NOTAMN Q) ...
Islam Elsayed's user avatar
5 votes
2 answers
655 views

Why would there be a NOTAM for an airport rotating beacon being on continuously?

This NOTAM currently exists at Riverside airport: !RVS 01/014 RVS AD AP ABN ON CONS 2001141700-2001291700 The rotating beacon is on continuously per this NOTAM. ...
Ryan Mortensen's user avatar
5 votes
1 answer
1k views

What's a "gateway operation"?

From an AvWeb post regarding Trump's upcoming vacation to Florida: Anyone planning to fly in the area should be aware of the potential for Notams that might include gateway operations. What's a "...
birdus's user avatar
  • 926
5 votes
1 answer
674 views

How can I know if North Atlantic Tracks have been amended?

Information about the North Atlantic Tracks is issued through Track Messages. The NAT Doc 007 document states that every track message is identified by the TMI (Track Message Identifier) number: The ...
Federico Gentile's user avatar
4 votes
3 answers
20k views

Under what conditions would a helicopter be allowed to fly at low altitude over populated areas?

Yesterday, the Department of Energy was flying a military helicopter at low altitudes over Boston and the surrounding area as part of an experiment of some type to measure radiation. I saw one of ...
Tyler Durden's user avatar
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4 votes
2 answers
2k views

What does 'EST' at the end of a NOTAM's valid time mean?

In this NOTAM below, the valid time is "2006280446-2007312359EST". EST does not appear in the FAA NOTAM contractions list. I assumed this EST meant "Eastern Standard Time", but ...
Ryan Mortensen's user avatar
4 votes
1 answer
10k views

What, effectively, does a navaid being unmonitored mean?

I saw a NOTAM about a VOR being unmonitored. I think this means that the voice capability of the VOR frequency is not in operation/nobody is listening. Is that right? If so, it just seems like ...
digitgopher's user avatar
  • 5,281
4 votes
1 answer
348 views

What does it mean for a GPS PRN to be unserviceable?

There is a current NOTAM: !GPS 02/035 GPS Navigation PRN 28 unserviceable Feb 21, 2023 2020Z to May 31, 2023 2359Z What exactly does it mean for a GPS PRN to be unserviceable, and what significance ...
Chris's user avatar
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4 votes
1 answer
388 views

What does this NOTAM about a STAR mean?

When planning an IFR Flight into KTPA using the BRDGE 8 STAR, I saw this NOTAM: !FDC 7/5458 (KTPA A1015/17) TPA STAR TAMPA INTL, TAMPA, FL BRDGE EIGHT ARRIVAL... BRDGE STAR UNUSEABLE BELOW 5000FT ...
Charles's user avatar
  • 91
4 votes
2 answers
1k views

What is the relationship between the code of an Area Control Center (US) and associated Flight Information Region?

From the wiki page, what I understand is an Area Control Center (ACC), also known as a Center (or in some cases, en-route, as opposed to TRACON control), is a facility responsible for controlling ...
Akeshwar Jha's user avatar
3 votes
1 answer
262 views

Could medevac/air ambulance flights take off during the NOTAM system disruption?

While the NOTAM system was down on the morning of January 11, 2023, was there a way for medical flights to take off legally and safely?
Someone's user avatar
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3 votes
1 answer
9k views

AIP, AIC, NOTAM, ANO (UK): How do they relate to Annex 15 of Chicago Convention?

I've recently started studying for my Air Law and Meteorology exam and am trying to get my head around some of the basic literature / legal documentation structure. As I understand it the Chicago ...
Andy's user avatar
  • 133
3 votes
1 answer
81 views

What does DRMS OTS mean in a notam

MULTIPLE DRMS OTS ON RWY 34R/16L. 9/3 EAST/WEST SIDE. 8/4 EAST SIDE. 6/6 EAST/WEST SIDE. 1/11 EAST SIDE. 18 APR 22:01 2024 UNTIL 31 MAY 23:59 2024. CREATED: 18 APR 22:01 2024 I have looked everywhere ...
Name's user avatar
  • 914
3 votes
0 answers
56 views

How will future NOTAM exchange world wide work with DigitalNOTAM?

As by my knowledge the world wide exchange of NOTAMs is based on the ICAO format within the AFTN - between all the ANSP, including as biggest the FAA(USA) and Eurocontrol(Europe). This is as well by ...
PaulEdison's user avatar
3 votes
3 answers
499 views

Can you fly a VFR practice approach at night that is Notam’ed “NA at night”?

To frame the question more specifically, at KCSV the ILS Z 26 approach is NOTAMed “NA at night”. So is it legal to fly the approach VFR for training purposes to satisfy aeronautical experience ...
RattMuscle's user avatar