Here is the output without delay. As you can see, it's hit or miss. Never mind the occasional hiccup.
This is why I need to parse the data to clean up the output and I need to pause the GPS data to make sure I get a clean string.
$GPGGA,033339.00,3405.30080,N,11818.$GPGGA,033342.00,3405.30107 $GPGGA,033345.00,3405.30144BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.68
BMP085 Pressure (pa): -30918.0
SHT15 TEMP: 73.9
SHT15 HUMID: 44.97
TMP102 #1 (C): 22.93
TMP102 #1 (F): 73.28
,N,11818.86478,W,2,08,1.39,00102,M,-033,M,,*56
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.35
BMP085 Pressure (pa): -30925.0
SHT15 TEMP: 73.5
SHT15 HUMID: 44.97
TMP102 #1 (C): 22.93
TMP102 #1 (F): 73.28
347.6,M,000.00,N,000.00,K,D*20
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.19
BMP085 Pressure (pa): -30927.0
SHT15 TEMP: 73.7
SHT15 HUMID: 45.7
TMP102 #1 (C): 22.93
TMP102 #1 (F): 73.28
?4??r?bjb???r??brb???r??bZ?"R??jR?$GPGGA,033401.00,3405.30294,N000,KD2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.93
BMP085 Pressure (pa): -30923.0
SHT15 TEMP: 73.2
SHT15 HUMID: 45.11
TMP102 #1 (C): 22.93
TMP102 #1 (F): 73.28
00.00,N,000.00,K,D*20
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.35
BMP085 Pressure (pa): -30922.0
SHT15 TEMP: 73.0
SHT15 HUMID: 45.11
TMP102 #1 (C): 22.93
TMP102 #1 (F): 73.28
?iTH?? ? ? i?S?)???iY?????? ? )brb???r??bZb"R??jR?$GPGGA,0334,,000,,D2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.19
BMP085 Pressure (pa): -30917.0
SHT15 TEMP: 73.0
SHT15 HUMID: 45.4
TMP102 #1 (C): 22.93
TMP102 #1 (F): 73.28
0.0,T,347.6,M,000.00,N,000.00,K,D*20
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.35
BMP085 Pressure (pa): -30918.0
SHT15 TEMP: 72.98
SHT15 HUMID: 45.11
TMP102 #1 (C): 22.93
TMP102 #1 (F): 73.28
brb???r??bZb"R??jR?$GPGGA,033441.00,3405.30362,N,11818.86327,W,.0,,D2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.44
BMP085 Pressure (pa): -30922.0
SHT15 TEMP: 72.96
SHT15 HUMID: 45.4
TMP102 #1 (C): 23.0
TMP102 #1 (F): 73.39
??r?b?b???r?bjb???r??brb???r??bZb"R??jR?$GPGGA,033448.00,3405.3M,0.0,,000,,D2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.61
BMP085 Pressure (pa): -30920.0
SHT15 TEMP: 72.98
SHT15 HUMID: 45.11
TMP102 #1 (C): 23.0
TMP102 #1 (F): 73.39
??r??bZb"R??jR?$GPGGA,033459.00,3405.30356,N,11818.86324,W,2,080,,*0
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.10
BMP085 Pressure (pa): -30920.0
SHT15 TEMP: 72.94
SHT15 HUMID: 45.17
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
i??????? ? ?? ? i??JI SH°$GPGGA,033514.00,3405.30384,N,,KD2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.85
BMP085 Pressure (pa): -30911.0
SHT15 TEMP: 72.91
SHT15 HUMID: 45.20
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
?r?b?b???r?bjb???r??brb???r??bZb"???jR?$GPGGA,033525.00,3405.30000,KD2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.52
BMP085 Pressure (pa): -30919.0
SHT15 TEMP: 72.89
SHT15 HUMID: 45.17
TMP102 #1 (C): 23.0
TMP102 #1 (F): 73.39
eEu? ? ???i??????? ? ?? ? i??JI SH°$GPGGA,033536.00,376,,000,,000,KD2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.61
BMP085 Pressure (pa): -30919.0
SHT15 TEMP: 72.85
SHT15 HUMID: 45.24
TMP102 #1 (C): 23.0
TMP102 #1 (F): 73.39
6,M,000.00,N,000.00,K,D*20
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.35
BMP085 Pressure (pa): -30915.0
SHT15 TEMP: 72.82
SHT15 HUMID: 45.24
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
M,000.00,N,000.00,K,D*20
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.35
BMP085 Pressure (pa): -30909.0
SHT15 TEMP: 72.80
SHT15 HUMID: 45.24
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
$GPGGA,033610.00,3405.30373,N,11818.80.0N,0.0,,*0
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.44
BMP085 Pressure (pa): -30920.0
SHT15 TEMP: 72.82
SHT15 HUMID: 45.27
TMP102 #1 (C): 0.6
TMP102 #1 (F): 31.88
$GPGGA,03361$GPGGA,033615.00,3405.30371,N,11818.86283,W,2,08,1. $GPGGA,033618.00,3405.30372BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.93
BMP085 Pressure (pa): -30913.0
SHT15 TEMP: 72.82
SHT15 HUMID: 45.27
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
,N,11818.86275,W,2,07,1.47,00108,M,-033,M,,*5B
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.68
BMP085 Pressure (pa): -30915.0
SHT15 TEMP: 72.85
SHT15 HUMID: 45.27
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
$GPVTG,000.T46,$GPGGA,033622.00,3405.30367,N,11818.86275,W,2,0 $GPGGA,033625.00,3405.30367,BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.77
BMP085 Pressure (pa): -30914.0
SHT15 TEMP: 72.82
SHT15 HUMID: 45.24
TMP102 #1 (C): 23.0
TMP102 #1 (F): 73.39
N,11818.86252,W,2,06,1.49,00108,M,-033,M,,*5B
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.10
BMP085 Pressure (pa): -30913.0
SHT15 TEMP: 72.82
SHT15 HUMID: 45.20
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
? i?S?i???iI??)bjb???r??brb???r??bZb"R? j??$GPGGA,033634.00,34,D2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.60
BMP085 Pressure (pa): -30912.0
SHT15 TEMP: 72.84
SHT15 HUMID: 45.17
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
00.14,N,000.26,K,D*28
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 119.10
BMP085 Pressure (pa): -30914.0
SHT15 TEMP: 72.80
SHT15 HUMID: 45.20
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
brb???r??bZb"R??jR?$GPGGA,033652.00,3405.30406,N,11818.86161,W,*2
BMP085 (C): 22.50
BMP085 (F): 72.50
BMP085 Altitude (m): 118.60
BMP085 Pressure (pa): -30914.0
SHT15 TEMP: 72.80
SHT15 HUMID: 45.27
TMP102 #1 (C): 23.6
TMP102 #1 (F): 73.51
0,T,347.6,M,000.00,N,000.00,K,D*20