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Weather Satellite Images
 With color precipitation enhancement, map color and 10° grid. 
Produced by Thomas Williams, K9AC at Sequim, Washington, USA 48° N 123° W 

Next up:  NOAA 19-30 W     22:48 PDT   Forecast  NWS  Discussion  DIY Microscope: SolderScope 
Add 7 hours for UTC
00Z (~7PM)    NWS 500 MB    12Z  (~7AM) Software: Puppy Linux and WXToImg

NOAA 18 2024-07-26 22:09 PDT
NOAA 19 2024-07-26 21:07 PDT

NOAA 15 2024-07-26 20:34 PDT

NOAA 15 2024-07-26 18:54 PDT

NOAA 18 2024-07-26 12:19 PDT

NOAA 19 2024-07-26 11:18 PDT

NOAA 15 2024-07-26 09:10 PDT

NOAA 18 2024-07-26 00:03 PDT

NOAA 18 2024-07-25 22:22 PDT

NOAA 19 2024-07-25 21:19 PDT


Updated Satellite Predictions for Sequim, Washington, USA

Start of Pass Image Available Maximum Elevation Frequency
Satellite UTC local time UTC local time (east or west) MHz
NOAA 19 27 Jul 05:48 26 Jul 22:48 27 Jul 06:02 26 Jul 23:02 30° W 137.10
NOAA 18 27 Jul 06:49 26 Jul 23:49 27 Jul 07:04 27 Jul 00:04 42° W 137.9125
NOAA 15 27 Jul 15:44 27 Jul 08:44 27 Jul 15:59 27 Jul 08:59 63° E 137.62
NOAA 19 27 Jul 18:05  27 Jul 11:05 27 Jul 18:20 27 Jul 11:20 89° E 137.10
NOAA 18 27 Jul 19:07 27 Jul 12:07 27 Jul 19:22 27 Jul 12:22 64° E 137.9125
NOAA 15 28 Jul 03:07 27 Jul 20:07 28 Jul 03:22 27 Jul 20:22 63° W 137.62
NOAA 19 28 Jul 03:55 27 Jul 20:55 28 Jul 04:09 27 Jul 21:09 38° E 137.10
NOAA 18 28 Jul 04:57 27 Jul 21:57 28 Jul 05:11 27 Jul 22:11 27° E 137.9125

QFH Self Phasing Receiving Antenna


Self-Phasing Quadrifilar Helix

Satellite image data is received with this antenna.
The support structure is made of plastic pipe. 
Helical elements are loops of LMR-400 coaxial cable. 
RG-8 Mini-Foam coax is used for the balun and feedline.
Dimensions are from John Coppens' Antenna Calculator.
Height is 4 meters above ground at the top.