Alaska:
Ketchikan:
METAR PAKT 180453Z 00000KT
2SM R11/0800VP6000FT BR BKN002
01/01 A3012 RMK AO2 SLP201
VIS LWR W P0001 T00110006
SPECI PAKT 180459Z 00000KT 1/4SM R11/0800V1000FT FG 01/01
A3012 RMK AO2 $
Since the prevailing visibility was 2SM, a sector visibility needed to have a distance
describing the sector; such as VIS W 1/4, considering what happened 6 minutes later.
The low RVR was a clue that there was a fog bank lurking.
Northway:
METAR PAOR 171953Z 00000KT 10SM FEW090 FEW140 M19/M22 A3026
RMK AO2 SLP316
IC T11891217
METAR PAOR 172053Z 00000KT 10SM FEW090 FEW140 FEW200 M17/M19
A3026 RMK AO2 SLP313
IC T11721194 50006
10SM IC would have been correct. IC is a present weather code.
Sitka:
SPECI PASI 180119Z 00000KT 10SM FEW000 BKN120 06/05 A3012
RMK AO2
FEW000 FG LAST 1000FT RWY11 T00560050
BCFG or PRFG should have been a present weather code here.
SPECI PASI 180321Z 01003KT 5SM BR FEW005 BKN120 03/03 A3007
RMK AO2
VIS SE 2SM T00330033
VIS SE 2 would have been sufficient.
METAR PASI 180353Z 06003KT
2 1/2SM BR FEW002 BKN120 04/04
A3006 RMK AO2 SLP177
SHALLOW GRND FOG T00390039
2 1/2SM BR MIFG would have been better.
SPECI PASI 180401Z 00000KT 1 1/4SM
BR FEW000 BKN120 04/04
A3005 RMK AO2
FEW000 FG T00390039
SPECI PASI 180407Z 32003KT 3SM
BR FEW000 BKN120 04/04 A3004
RMK AO2
FEW000 FG T00440044
BR FEW000 would have been correct.
Arkansas:
Fort Smith:
METAR KFSM 171453Z 32010G19KT 9SM
-SN CLR M02/M11 A3034 RMK
AO2 SNB06E19B39 SLP278 P0000 60000 T10221106 53023
METAR KFSM 171553Z 32014G20KT 10SM
-SN CLR M01/M11 A3034
RMK AO2 SNE1457B51 SLP279 P0000 T10061106
METAR KFSM 171653Z 30012G19KT 9SM
-SN CLR 01/M11 A3034 RMK
AO2 SNE15B33 SLP279 P0000 T00111111
METAR KFSM 171753Z 32013G23KT 10SM
-SN CLR 02/M13 A3033 RMK
AO2 UPB41E52SNE35B52 SLP275 P0000 60000 T00171133
10017 21061 58001
Snow was reported with clear skies- for 4 straight hours.
METAR KFSM 171853Z 30016KT 10SM
UP CLR 02/M14 A3032 RMK AO2
RAB25E27UPB42SNE24 SLP270 P0000 T00221139
METAR KFSM 172153Z 29017KT 10SM
UP CLR 02/M13 A3032 RMK AO2
PK WND 31027/2113 UPB20 SLP271 P0000 T00221133
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68);
even UP does not fall from clear skies. Florida:
Jacksonville-Craig Muni:
Ft. Myers-SW Florida Intl:
METAR KRSW 171153Z 6SM BR CLR 20/20 A3000 RMK AO2 SLP157
T02000200 10200 20189 53006
SPECI KRSW 181510Z 10SM OVC009 15/14 A3014 RMK AO2 RAE08
CIG 007V011 P0000 T01500139
METAR KRSW 181553Z 10SM OVC007 14/14 A3013
Winds were missing, and not backed up. (C-5.b., Tables C-1, D-1)
SPECI KCRG 171841Z 27008KT 10SM TS BKN034 BKN050 BKN110 26/19
A2985 RMK AO2 LTG DSNT ALQDS TSB41 T02560194
SPECI KCRG 171848Z
28033G46KT 3/4SM TS HZ SQ FEW007 BKN031
BKN046 23/19 A2994 RMK AO2 PK WND 28046/1847 LTG
DSNT ALQDS TSB41 PRESRR
METAR KCRG 171853Z 30018G46KT 1/2SM +TSRA FG SQ SCT011 BKN031
BKN046 18/16 A2991 RMK AO2 PK WND 28046/1847 LTG
DSNT ALQDS
RAB49 TSB41 SLP127
P0052 T01830161
46 knots of wind blew in 3/4SM worth of haze? Obviously, the rain had already dropped the visibility.
After all, .52" of rain fell in 4 minutes. ASOS cannot keep up with weather, and ATC cannot keep up
with ASOS.
Miami-Opa Locka:
METAR KOPF 181453Z 26/21 A3009 RMK AO2 SLP191 T02560206 51023 $
SPECI KOPF 181458Z 26/21 A3009 RMK AO2 T02610206 $
Winds, visibility and sky condition were missing, and not backed up. (C-5.b., Tables C-1, D-1)
SPECI KOPF 181501Z 31008KT 27/21 A3009 RMK AO2 T02670211 $
Winds returned; but visibility and sky condition were missing, and not backed up. (C-5.b., Tables C-1, D-1)
SPECI KOPF 181504Z 30006KT 10SM 27/21 A3009 RMK AO2 T02670211 $
Visibility returned; but sky condition was still missing, and was not backed up. (C-5.b., Tables C-1, D-1)
Naples:
SPECI KAPF 180111Z 1 1/2SM VCTS +RA BR SCT010 BKN018 OVC030
23/23 A3001 RMK AO2 LTG DSNT N AND NE RAB01 P0019
T02330233
Winds were missing, and were not backed up (C-5.b., Tables C-1, D-1), during a thunderstorm.
Orlando-Executive:
METAR KMCO 172055Z 29018G32KT 1SM R35L/P6000FT TSRA BR BKN008 OVC017CB 23/22
A2995 RMK AO2 PK WND 28032/2055 OCNL LTGICCC SE TS SE MOV E CB OHD MOV E P0002
T02280222
METAR KSFB 172053Z 29014KT 3/4SM +TSRA BR FEW009 SCT016 OVC028
22/20 A2994 RMK AO2 LTG DSNT ALQDS TSE10B36 SLP136
P0050 60068 T02170200 53018
SPECI KORL 172039Z 27015G22KT 10SM -RA SCT018 BKN024 OVC040
23/23 A2992 RMK AO2 LTG DSNT ALQDS RAE01B08 TSE01
P0003 T02330228
SPECI KORL 172048Z
AUTO 28025G41KT 1 3/4SM +RA BR BKN016
OVC024 21/20 A2995 RMK AO2 PK WND 27041/2041 LTG
DSNT ALQDS RAE01B08 TSE01 PRESRR P0003
METAR KORL
172053Z AUTO 29021G34KT 3/4SM +RA BR BKN014 BKN019
OVC024 21/19 A2994 RMK AO2 PK WND 27041/2041 LTG
DSNT ALQDS RAE01B08 TSE01 SLP142 P0004 60008 T02060194
53018
SPECI KORL 172101Z AUTO 28009G27KT 1SM +RA BR FEW018 OVC025
21/19 A2993 RMK AO2 LTG DSNT ALQDS P0000 T02060194
SPECI KORL 172106Z AUTO 26006KT 2SM RA BR FEW018 OVC033 21/20
A2993 RMK AO2 VIS 1V5 LTG DSNT ALQDS P0001 T02060200
SPECI KORL 172115Z 25006KT 9SM -RA BKN031 BKN070 OVC110 21/19
A2993 RMK AO2 LTG DSNT E AND SE P0002 T02060194
The 2 other sites in the Orlando area had TSRA at 2053-2055Z.
KORL was in AUTO mode,
with 3/4SM +RA and wind gusts to 34 and 41 knots. Did this site put ASOS into AUTO mode and
miss a thunderstorm?
St. Petersburg-Whitted:
SPECI KSPG 172023Z 23006KT 10SM
-RA SCT024 SCT060 OVC090
21/19 A2992 RMK AO2 WSHFT 1943 LTG DSNT W-N
TSB1955
P0031 T02060189
METAR KSPG 172053Z 24006KT 9SM VCTS -RA OVC080 21/19 A2992
RMK AO2 WSHFT 1943 LTG DSNT SW AND W TSB1955 SLP132
P0032 60051 T02060189 50004
If a thunderstorm began at 1955Z, and there was no ending time reported, why did it not appear
in present weather on the 2023Z SPECI? Did the ATIS have no thunderstorm for half an hour while
one was actually in progress?
Indiana:
Bloomington:
METAR KBMG 172253Z 28013KT 6SM
UP FEW024 SCT039 BKN060 M07/M12
A3004 RMK AO2 UPB52SNE34 SLP183 P0000 T10671117
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)South Bend:
SPECI KSBN 181505Z 24017KT 2SM -SN BKN023 OVC034 M11/M14
A3003 RMK AO2 P0000 T11061144
METAR KSBN 181554Z NIL
METAR KSBN 181654Z 25019G27KT 2 1/2SM -SN BKN028 OVC036 M09/M14
A3004 RMK AO2 PK WND 24027/1621
UPB13E40SNB1558E03B40
SLP187 P0001 T10891139
The 1554Z missing METAR at this former CWO site, was not re-transmitted. This was while the airfield was IFR.
Though UP did not appear in present weather, according to remarks it lasted 27 minutes.
Kentucky:
Lexington:
SPECI KLEX 171644Z 28018G22KT 8SM
UP SCT013 OVC019 M01/M03
A2987 RMK AO2 UPB38SNE1558 P0000 T10111033
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)Owensboro
METAR KOWB 172056Z 29014KT 10SM
BKN042 BKN050 M03/M10 A3010
RMK AO2 53017 60000 T10331100
BKN V SCT SNE52
P0000 SLP197
Which broken layer was variable to scattered? (14-37)
Louisiana:
New Iberia:
METAR KARA 171953Z 36022G28KT 10SM
-RA CLR 09/M01 A3019 RMK
AO2 PK WND 01032/1935 RAB1858 SLP222 P0000 T00891011
Light rain was reported with clear skies.
New Orleans-Lakefront:
SPECI KNEW 171826Z 08/03 A3013 RMK AO2 PK WND 36027/1826
T00830028 PWINO $
METAR KNEW 171853Z 34020G25KT BKN022 08/02 A3013 RMK AO2
PK WND 35027/1829 SLP197 T00830022 PWINO $
There was much missing data at 1826Z; the visibility was still missing at 1853Z, and was not backed up.
(C-5.b., Tables C-1, D-1)
Michigan:
Flint:
SPECI KFNT 181236Z 23014KT 1SM R09/P6000FT -SN VV018 M10/M13
A2980 RMK AO2 P0000 T11001133
SPECI KFNT 181250Z 23011KT 4SM
-SN CLR M10/M13 A2980 RMK
AO2 P0000
Total obscuration clears out. Snow didn't,
so snow was reported with clear skies.
Kalamazoo:
SPECI KAZO 171509Z 27011G17KT 1 3/4SM -SN SCT025 OVC032 M05/M09
A2973 RMK AO2
VIS 1V3 VIS 1V3 P0000 T10501089
How did the same remark, make it into the SPECI twice?
SPECI KAZO 171928Z 25013G21KT
1 1/2SM SN BKN014 OVC021 M06/M09
A2972 RMK AO2
VIS 1/2V1SM P0000 T10611094
Incorrect snow intensity was reported; prevailing visibility did not lie within variable visibility extremes.
Lansing:
METAR KLAN 181453Z 25017KT 7SM
UP BKN022 OVC060 M08/M12 A2987
RMK AO2 PK WND 24029/1422 UPB28SNE28 SLP130 P0000
60001 T10781122 51021
METAR KLAN 181753Z 24022G26KT 8SM UP BKN027 OVC033 M07/M13
A2990 RMK AO2 PK WND 24030/1714 UPB33E34B50SNE33B34E50
SLP141 P0000 60001 T10671128 10078 21100 51010
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)
Mississippi:
Jackson-Hawkins Field:
METAR KHKS 171853Z 10SM CLR 06/M05 A3018 RMK AO2 SLP216 T00611050
Winds were missing, and were not backed up. (C-5.b., Tables C-1, D-1)
Meridian:
METAR KMEI 181458Z 36013G18KT 10SM UP CLR M02/M13 A3051 RMK
AO2 UPB22 SLP335 P0000 60000 T10171133 53023
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)Montana:
METAR KMSO 181553Z 9SM M11/M12 A3034 RMK AO2 SLP331 T11111117 $
Winds and sky condition were missing, and were not backed up. (C-5.b., Tables C-1, D-1)
New Hampshire:
Lebanon:
METAR KLEB 172353Z 16003KT 8SM
UP SCT004 BKN010 OVC016 02/01
A2948 RMK AO2 RAE52UPB52 SLP991 P0005 60041 T00170006
10017 20011 56015
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)Nashua:
SPECI KASH 171721Z 00000KT 2SM -RA BR
BKN005 BKN010 02/02
A2976 RMK AO2
BKN V SCT P0000 PRESFR
Which broken layer was variable to scattered? (14-37)
New York:
Rome:
SPECI KRME 180010Z 26005KT 10SM
UP SCT008 OVC012 02/02 A2954
RMK AO2 RAE09UPB09 P0000 T00220017
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)Ohio:
Cincinnati-Lunken Field:
SPECI KLUK 171235Z 28005KT 2SM -SN BR FEW008 SCT014 OVC025
M01/M02 A2981 RMK AO2 P0001 T10061022
METAR KLUK 171253Z NIL
METAR KLUK 171353Z NIL
METAR KLUK 171453Z NIL
SPECI KLUK 171543Z AUTO 29009G19KT 1 1/2SM R21L/4500VP6000FT
-SN BR M01/M03 A2985 RMK AO2 SNB30 T10061028 PNO
METAR KLUK 171553Z 28011G20KT 3SM BR BKN015 M01/M03 A2986
RMK AO2 SNB30E53 SLP114 T10111033 PNO
This site had 3 missing METARs in a row. Conditions were IFR in snow both before and after the outage.
That was from 7:53 a.m. to 10:43 a.m.
Cleveland-Burke Lakefront:
SPECI KBKL 171516Z 26014KT 4SM
UP BR BKN005 OVC010 01/00
A2966 RMK AO2 RAE16UPB16SNB1458E13 CIG 004V007
P0002 T00110000
SPECI KBKL 171534Z 27016KT 5SM
UP BR BKN007 OVC012 02/00
A2966 RMK AO2 RAE16B30E32UPB16SNB1458E13B18E30
CIG 004V009 P0002 T00170000
METAR KBKL 171553Z 27021KT 4SM
UP BR BKN009 OVC015 02/00
A2966 RMK AO2 RAE16B30E32UPB16SNB1458E13B18E30B36E51
CIG 006V013 SLP048 P0003 T00170000
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)Pennsylvania:
Erie:
METAR KERI 171751Z 30010G17KT 3SM
UP BR OVC006 02/00 A2956
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)
SPECI KERI 180418Z 22021G34KT 3SM -SN OVC025 M06/M12 A2977
RMK AO2 PK WND 22034/0412
VIS 1 1/2 NE P0000 T10611117
SPECI KERI 181058Z 20025G32KT 4SM -SN OVC038 M09/M16 A2980
RMK AO2 PK WND 20032/1056
VIS 2 NE P0000 T10941161
SPECI KERI 181207Z 21020G37KT 2 1/2SM -SN OVC038 M09/M15
A2982 RMK AO2 PK WND 21037/1159
VIS 1 3/4 NE P0000 T10941150
SPECI KERI 181320Z 21024G32KT 3SM -SN BKN040 BKN047 OVC060
M09/M15 A2985 RMK AO2 PK WND 21035/1304
VIS 1 1/2 NE P0000 T10941150
Incorrect sector visibility remarks were reported. (Para 14-27, pg. 110)
Pittsburgh-Allegheny County:
SPECI KAGC 172134Z 27012G21KT 5SM
UP OVC017 00/M03 A2969
RMK AO2 UPB32 P0000 I1000 T00001033
METAR KAGC 172253Z 27013G23KT 5SM
UP BKN017 OVC022 M01/M04
A2973 RMK AO2 PK WND 24027/2233 UPB52 SLP083 P0000
T10061044
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)SPECI KAGC 172151Z 26017G22KT 6SM
-FZRA OVC013 00/M03 A2970
RMK AO2
UPB32E38FZRAB38 P0000 I1001
It appears that freezing rain could have begun as early as 2132Z;
certainly beginning no later than 2138Z.
No SPECI for onset of freezing rain was transmitted until 2151Z.
METAR KAGC 172153Z 26015G22KT
6SM OVC013 00/M03 A2970 RMK
AO2 UPB32E38FZRAB38E53 SLP071 P0000 I1001 T00001033
No obstruction to vision was reported.Texas:
Arlington:
METAR KGKY 181453Z A3048 RMK AO2 SLPNO 53010 $
METAR KGKY 181553Z A3049 RMK AO2 SLPNO $
As noted by Hlsto2 last night, Arlington was still having issues with missing data this morning.
Conroe:
METAR KCXO 181553Z A3057 RMK AO2 SLPNO $
METAR KCXO 181653Z A3055 RMK AO2 SLPNO $
The pressure was so high, it put all the other instruments out.
But they weren't backed up.West Virginia:Huntington:
METAR KHTS 181651Z VRB06KT 10SM
UP BKN039 OVC047 M07/M14 A3024
UP (Unknown Precipitation) is only used by automated weather observing systems (Table 10-1, pg. 68)