2012年8月19日 · When NOSIG is attached to a TTF, it means what is reported in the METAR is expected to remain unchanged for the next 3 hours. If there are changes expected within the 3 hour period the TTF METAR/SPECI report will be followed by FM or BECMG conditions below it. Hope that helps. So the correct answer is A

148 BOB TAIT'S AVIATION THEORY SCHOOL CPL Meteorology

2012年7月26日 · Hi, You'll find the definition of these in AIP GEN 3.5 para. 3.6 and 4.4.1: SKC (Sky Clear) means no cloud, the sky is clear.

15/091018 NOSIG RMK RF00.0/000.0 Note the term 'NOSIG' indicates no significant change [VFRG Page 2.53]. When 'NOSIG' is attached to the end of a METAR or SPECI, it indicates that no significant change in the condi-tions observed in the METAR is …

2021年1月24日 · Q6: Why is the correct answer C, the cloud information given in METAR? Also, is there a definition to duration of NOSIG in AIP? Q12: Doesn't the movement count make this aerodrome Cat B and therefore answer should be A? Q8: What information is meant for reference AIP GEN 3.5 para 17 note 2(1)? Thanks. Happy Sunday

2017年6月3日 · RMK RF00.0/000.0 NOSIG What is the lowest cloud base forecast for an arrival at YDUK at 0700? My interpretation of the above is as follows: The TAF is valid for 6 hours from 00 on the 24th until 06 on the 25th. The TTF is valid for 3 hours from 03 on the 25 until 06 on the 25th. Therefore the arrival time falls outside the TAF and the TTF.

NOSIG meaning. Topic started, 11 years 9 months ago, by bjmolony. Last Post 11 years 9 months ago by ...

2013年1月30日 · NOSIG For aircraft arriving between 2300Z on 29th and 0200Z on 30th, the TTF is valid, the TAF can be ignored and no signifigant change in the TTF is expected for the 3 hours validity of the TTF. If the aircraft arrival time is 0230Z on 30th, the TAF is valid and can expect visibility of 9999 and FEW045? Thank you once again.

140. 2 – me t eorology specified time and to persist until the end of the validity periodof the TTF

NOSIG USETAF FORARRIVALSAFTER 0800Z Windshearwarnings provide information on observed, reported or assessed risk ofwind shearwhich could adversely affect aircraft between runway level and1600 ft above that level. AWindshearwarningwill be cancelledwhen the wind shear is no longer expected.