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APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 1 APRS and Weather Glenn Frasier, KD5DMG.

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Presentation on theme: "APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 1 APRS and Weather Glenn Frasier, KD5DMG."— Presentation transcript:

1 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 1 APRS and Weather Glenn Frasier, KD5DMG

2 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 2

3 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 3 APRSWXNET/CWOP: a Beneficial Partnership of NOAA, Amateur Radio, and other Good Citizens Russ Chadwick KBØTVJ NOAA Forecast Systems Laboratory Boulder, Colorado September 13, 2002

4 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 4 APRSWXNET/CWOP Purpose - Collect weather data from citizens and make those data available as a public service for any non-commercial use. - Provide feedback and guidance to weather station operators to help them improve the quality of their weather data.

5 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 5

6 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 6 APRSWXNET/CWOP Membership (9/11/02) 1. Registered Hams total registered Registered CW Unregistered CW Inactive - 74 Each hour 575+ registered stations contributing weather data to NOAA

7 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 7 Registered APRSWXNET/CWOP Stations

8 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 8 Ham Stations in US

9 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 9 Station Registration for hams - call, town, zip, elevation, name, - verify data on findu.com * - obtain lat/long from findu.com * - assign provider ID, ap123 * - assign 5-character NWS ID, AP123 * - enter all information into database * - generate APRSWXNETStation.txt file * - check APRSWXNETStation.txt file * my responsibility

10 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 10 Registered CW Stations in US

11 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 11 Station Registration for non-hams - fill out form on findu.com - CWxxxx, town, state, zip, elevation, name, - enter information into database * - configure weather station and program - send data packets to port 23 aprswest.net - check position on findu.com map - send requesting registration - enter lat/long into database * - generate APRSWXNETStation.txt file * - check APRSWXNETStation.txt file * my responsibility

12 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 12 ap001|AP001|KB0TVJ-5 Boulder CO US|1582| | |GMT|||1|||| ap002|AP002|K4HG Cudjoe Key FL US|2| | |GMT|||1|||| ap003|AP003|N0XGA Aurora CO US|1686| | |GMT|||1|||| ap004|AP004|KF4HJW Tide VA US|7| | |GMT|||1|||| ap005|AP005|W0MAF-1 Lee's Summit MO US|326| | |GMT|||1|||| ap006|AP006|WN0X-3 NW Cole County MO US|247| | |GMT|||1|||| ap007|AP007|KI0PY Plattsmouth NE US|100| | |GMT|||1|||| ap008|AP008|KD4MRL Orlando FL US|34| | |GMT|||1|||| ap009|AP009|N5JXS College Station TX US|88| | |GMT|||1|||| ap010|AP010|N1BQ-3 Underhill Center VT US|470| | |GMT|||1|||| ap011|AP011|KB0TVJ-6 Erie CO US|1535| | |GMT|||1|||| ap012|AP012|N9ZIP Michigan City IN US|192| | |GMT|||1|||| ap013|AP013|W0LED-1 Crystal MN US|277| | |GMT|||1|||| ap014|AP014|WA2GUG New Hyde Park NY US|46| | |GMT|||1|||| ap015|AP015|WA2GUG-2 Far Rockaway NY US|110| | |GMT|||1|||| ap016|AP016|KB4JHU Valrico FL US|32| | |GMT|||1||||... ap667|AP667|KH2EI Hellertown PA US|238| | |GMT|||1|||| ap668|AP668|K5ZZT-5 San Antonio TX US|277| | |GMT|||1|||| CW0000|C0000|CW0000 Auckland NZ|200| | |GMT|||1|||| CW0001|C0001|CW0001 Evansville IN US|200| | |GMT|||1|||| CW0002|C0002|CW0002 Middlebury VT US|75| | |GMT|||1|||| CW0003|C0003|CW0003 Framingham MA US|115| | |GMT|||1|||| CW0005|C0005|CW0005 Des Moines IA US|290| | |GMT|||1|||| CW0006|C0006|CW0006 Korumburra AU|120| | |GMT|||1|||| CW0007|C0007|CW0007 Amsterdam NL|2| | |GMT|||1||||... APRSWXNETStation.txt file

13 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 13 WX station ap001 WX station CW0351 aprswest.net aprsca.net ahubeast.net WX station ap163 1st,2nd,3rd aprs.net findu.com NOAA FSL wxqa.com APRSWXNET/CWOP system diagram aprs rf

14 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 14 General Information page: dhelms.mystarband.net/cwop.html

15 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 15 Citizen Weather Feedback to Contributors - Chronological List - Ordered list of last packet - Last packet receipt date and time - findu functions, , web sites

16 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 16

17 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 17 Start time was 00:00:00 UTC :18:53:44:730 - End date:time UTC; number for past hour/number since start time 1/12 wx data packets, and 0/0 are duplicates. 12/224 wx data packets, and 0/0 are duplicates. 11/225 wx data packets, and 0/0 are duplicates. 12/152 wx data packets, and 0/1 are duplicates. 12/178 wx data packets, and 0/9 are duplicates. 1/14 wx data packets, and 0/0 are duplicates. 3/75 wx data packets, and 0/0 are duplicates.... wxqa.com/activecwd/index_activecwd.html

18 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 18 LATEST RECEIPT FROM REGISTERED STATIONS Report Generated (UTC) September 02 September 02 August 02 September 02 September 02 November 01 September 02 September 02 September 02 September 02 September 02 August 02 September 02 September 02 September 02 August 02 March

19 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 19 LATEST RECEIPT FROM STATIONS NOT YET REGISTERED Report Generated (UTC) CW0011 Boulder, CO, US CW0098 Saint Cloud, MN, US July 02 CW0207 Naoussa,, GR September 02 September 02 CW0283 Carmel, NY, US CW0284 Nuiqsut, AK, US CW0285 Edmonds, WA, US CW0290 Kerhonkson, NY, US CW0291 Weirton, WV, US CW0292 Kerrville/mt.home, TX, US CW0293 McDade, TX, US CW0295 Anamosa, IA, US CW0296 Marrero, LA, US CW0297 East Petersburg, PA, US October

20 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 20

21 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 21 www-frd.fsl.noaa.gov/mesonet/ FSL mesonet display of APRSWX/CWOP data

22 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 22 www-frd.fsl.noaa.gov/mesonet/ FSL mesonet stations in the Central Colorado area

23 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 23 Quality Checking Feedback 1. Quality Checking and Monitoring System (QCMS) makes analysis using numerical weather prediction (NWP) and spatial consistency check (SCC) 2. “error” = analysis - observation, done for each hour 3. Daily, weekly and monthly statistics of “error” 4. Daily and hourly “error” results saved 5. Hourly “error” mean and standard deviation may indicate diurnal effects.

24 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 24 APRSWXNET DAILY QUALITY CONTROL MESSAGE (PAGE 1 OF 16) ********************************************************************** * 8-SEP-2002* SLP * POT TEMP * DEW PNT * DD * FF * * UTC * (MB) * (DEG F) * (DEG F) * (DEG) * (KNTS) * ********************************************************************** * TOTAL OBS * 0 * * * * * * QST OBS * 0 * 3443 * 6584 * 487 * 501 * *PERCENT QST* 0.00 * 7.18 * * 1.02 * 1.04 * ********************************************************************** * AP004 * *16/-16/ 39* * * * * AP012 * * *20/-19/ 55* * * * AP014 * * 8/ 1/ 64* 9/ -9/ 31* * * * AP019 * * * * * * * AP023 * * *11/-11/ 57* * * * AP030 * * *18/-17/ 38* * * * AP037 * * *17/-16/ 54* * * * AP042 * * *13/-13/ 72* * * * AP044 * * * 9/ 9/ 37* * * ********************************************************************** ERROR= ANALYSIS-OBSERVATION RMS ERROR/MEAN ERROR/PERCENT QST www-sdd.fsl.noaa.gov/MSAS/qcms_messages.html

25 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 25 8-SEP UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC UTC Counts of “errors” by Hour

26 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 26 Mean “error” Hour Col 1 Col 2 Col 3 Col 4 Col Hourly mean “error”

27 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 27 Software with APRSWXNET/CWOP Capability 1. Weather-Display (Brian Hamilton) 2. Virtual Weather Station (with Tim West add-on) 3. Davis Vantage Pro Program (Ed Blair) 4. 1-Wire Wserver (Arne Hendriksen) 5. WxSolution (Dan Hanson) 6. 1-Wire for Linux (Philip Gladstone) 7. Yip-Yap for Linux (Chris Howard)

28 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 28 Future Items - five minute data input capability at FSL - quality checking for barometric pressure - cgi script for hourly quality checking results - position checking by zip code - weather measurements from vehicles - ???

29 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 29 For more information, contact: Russ Chadwick KBØTVJ Steve Dimse K4HG Dave Helms CW0351

30 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 30

31 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 31

32 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 32

33 APRS is a registered trademark Bob Bruninga, WB4APR Copyright © 2003 – Glenn Frasier, KD5DMG All Rights Reserved 33


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