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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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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
1 answer
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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
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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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1 vote
0 answers
57 views

What is the benefit of the Digital NOTAM over the conventional ICAO NOTAM?

Us I understand it the Digital NOTAM (AIXM 5.1 Event Specification) does allow coding the events (deviation from normal operation) in a more structured form. That allows the user to: Link the Event ...
m.weiloa's user avatar
0 votes
1 answer
42 views

What is MILAIP referenced in International Notams?

When looking at notams on the DAIP. There is a line referencing a publication or website I cannot find. ATS COMMUNICATION FACILITIES. TWR SERVICE LIMITED DUE TO 'SIGONELLA GROUND' NOT PROVIDED. REF ...
Name's user avatar
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2 votes
1 answer
268 views

VOR GND Receiver checkpoint

KEUG currently has the following NOTAM ...
MonoThreaded's user avatar
1 vote
1 answer
307 views

How to decode NOTAM?

I am not a professional, but an amateur trying to self-learn NOTAM code. I need some help in decoding this real NOTAM: A1671/23 - VIDF (India): Temporary restricted area Activated FIR Period: 2023-08-...
Daemon's user avatar
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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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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
0 votes
1 answer
278 views

Is it legal for one nation to issue notams for territories in another nation?

Is it legal (as in "is there international agreements not do so") for country A to issue NOTAMs about some territories in country B. Does it matter both A and B recognize each other?.How ...
Tauri's user avatar
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2 votes
1 answer
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what is the actual infrastructure of the current US NOTAM system?

After a Jan 11 2023 NOTAM outage, FAA and news outlets have reported there was a "damaged database file" and a problem with the backup. A government contractor, Spatial Front, was connected ...
300D7309EF17's user avatar
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320 views

What are "CIRCLING CATS"?

A NOTAM at Pensacola International Airport (KPNS) uses the phrase "CIRCLING CATS". What does this phrase mean?
Someone's user avatar
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-4 votes
1 answer
655 views

Is "MATON" real or did ChatGPT just make this up? [closed]

I was asking ChatGPT a few questions about NOTAMs, and decided to ask it what pilots use MATONs (NOTAM backwards) for. It "knew" from context that it had something to do with NOTAMs. It said ...
Someone's user avatar
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2 votes
2 answers
221 views

How are NOTAMs created so consistently?

In the US N.A.S., the NOTAM system is a constant stream of notices getting created, updated, and expired, on topics of airports (big and small), navaids, airspaces, and more. They frequently use ...
abelenky's user avatar
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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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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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-2 votes
1 answer
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India issues NOTAM for Very Long range Ballistic Missile Test [closed]

India issues NOTAM for Very Long range Ballistic Missile Test I have two questions in this regard: Why does India need such a long and huge area? Did China ever do this? If not, why does India need ...
user366312's user avatar
1 vote
1 answer
115 views

"END PART" Statement in NOTAM

Here's yet another installment of "how fun it is to parse NOTAM". ;-) Statements like "END PART 2 OF 2" are quite common in the E) item of NOTAM, however, the following has ...
svoop's user avatar
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1 vote
1 answer
102 views

NOTAM D item spanning across midnight with EXC

The specification of NOTAM is somewhat flaky. Edge cases may even be hard to parse programmatically unless EUROCONTROL guidelines are being followed as well. For the sake of simplicity, let's assume ...
svoop's user avatar
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0 votes
1 answer
2k views

What is the legal definition of "transient" when referring to airport closure?

As of a few days ago, 1B6 is now CLSD TO TRANSIENT This is the NOTAM which appears at https://notams.aim.faa.gov/notamSearch/nsapp.html?METHOD=DISPLAYBYICAOS&...
Kenn Sebesta's user avatar
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1 answer
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US NOTAM Office disclaims foreign NOTAM accuracy or completeness?

United States NOTAM Office disclaims foreign NOTAM accuracy or completeness. Aircrews are highly encouraged to check host nation sources for supplementary NOTAM information. Source What does mean ...
Aviator1966's user avatar
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
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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1 vote
1 answer
175 views

Can an ICAO contracting state charge money for NOTAMS?

does anyone know of any written icao rules where they state if a contracting state is allowed to charge money for the dissemination of NOTAMS? are products like notams and Local Aeronautical Circular ...
user12253633'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
0 votes
1 answer
517 views

What is the difference between a published and unpublished TFR?

On this article about Sporting Event TFRs on the Flight Service website, they mention unpublished TFRs: Play Ball! Be Aware of Sporting Event TFRs June 26, 2016 when you ask the specialist for TFRs ...
rvernica'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
2 votes
0 answers
60 views

FIS-B lookahead for SUA Status

While reading over the recent FDC NOTAMs, I saw this interesting entry come up: ...
Trevor Johns's user avatar
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
1 vote
2 answers
97 views

When do pilots use NOTAMs? [duplicate]

Usually, pilots will check NOTAMs during pre-flight prep. Are there some situations where they use them in a specific flight phase? If yes, in which case would it be useful? Thank you
FlyingRandomGuy's user avatar
0 votes
1 answer
109 views

Help to understand a specific SNOWTAM

My questions are: According to the article ''H''; what about the other runway/runways when I want to add extra info other runway/runways too; there is just one runway in here? According to the ...
Volkan Eroğlu'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
1 vote
2 answers
177 views

How should airline pilots find out about military activity along their route?

What sources of information should a commercial pilot review before takeoff to become aware of military activity that might pose a risk to their flight?
gatorback's user avatar
  • 357
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
1 vote
2 answers
187 views

Stadium game at Miami blocking runways? [duplicate]

So I was looking for the Miami In in SkyVector and I saw this. Apparently a stadium game has the power to block runways in (At least in US). What is really going on there? I am not well acquinted ...
Delta Oscar Uniform's user avatar
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
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1 vote
2 answers
3k views

What does ''NAV ILS OUT OF SERVICE'' mean?

Just curious about the NOTAM below: !SMF 01/045 (KSMF A0080/19) SMF NAV ILS RWY 16L OUT OF SERVICE 1901180419-1901262359 Does that mean only the glideslope is broken so we can still do a LOC ...
Leo's user avatar
  • 113
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
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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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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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0 votes
1 answer
554 views

Is there a wordpress plugin for live NOTAMs? [closed]

How can I embed live notams to my wordpress webiste? Is there a plugin to get live NOTAMs updates on my website?
Ilai Ben ShuShan's user avatar
2 votes
1 answer
5k views

What API can I use to get FAA NOTAMS or will this one I found work?

I am not sure if this is the correct place to ask this because it has to do with APIs with XML/JSON/SOAP, but it also has to do with aviation. I am in dire need to find an API associated with the FAA ...
Forseth11's user avatar
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2 votes
1 answer
827 views

What are the types of NOTAMs and how do USA NOTAMs differ from the ICAO definitions?

I'm looking for a complete list of the types of NOTAMs that can be found in the USA and under the ICAO definition. I looked at this question and it gives me a good starting point, but I'm not clear on ...
ryan1618's user avatar
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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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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
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39 votes
2 answers
4k views

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
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
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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
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
  • 213
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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