GPS FLIGHT ADVISORY – FORT JOHNSON, LA
FLIGHT ADVISORY GPS INTERFERENCE TESTING FORT JOHNSON LOUISIANA (FTJNLA) 25-22 (Revision 2) 13 – 27 April Fort Johnson, LA Centered at 311155N0930619W or the AEX261031 The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/Apr/FTJNLA_25-22_GPS_Flight_Advisory_(Revision_2).pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.
Air Quality Alert issued April 9 at 3:14PM CDT by NWS Fort Worth TX
AQAFWD The Texas Commission on Environmental Quality (TCEQ) has issued an Ozone Action Day for the Dallas-Fort Worth area for Thursday, April 10, 2025. Atmospheric conditions are expected to be favorable for producing high levels of ozone air pollution in the Dallas-Fort Worth area on Thursday. You can help prevent ozone pollution by sharing a ride, walking, riding a bicycle, taking your lunch to work, avoiding drive-through lanes, conserving energy, and keeping your vehicle properly tuned. For more information on ozone: Ozone: The Facts (www.tceq.texas.gov/goto/ozonefacts) Air North Texas: (www.airnorthtexas.org) EPA Air Now (www.airnow.gov/index.cfm?action.local_state&STATEID=45&TAB=0) Take care of Texas (www.takecareoftexas.org) North Central
Flood Warning issued April 7 at 4:06PM CDT until April 9 at 8:30AM CDT by NWS Fort Worth TX
...The Flood Warning is extended for the following rivers in Texas... Trinity River At Trinidad affecting Henderson and Navarro Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Trinity River at Trinidad. * WHEN...Until Wednesday morning. * IMPACTS...At 37.0 feet, Minor flooding to woodlands and low land areas will occur on the right bank of the river. * ADDITIONAL DETAILS... - At 4:00 PM CDT Monday the stage was 35.2 feet. - Bankfull stage is 33.0 feet. - Flood stage is 33.0 feet. - Forecast...The river is expected to fall below flood stage tomorrow evening and continue
Flood Warning issued April 6 at 2:15PM CDT until April 7 at 1:00AM CDT by NWS Fort Worth TX
...The Flood Warning is extended for the following rivers in Texas... Cowleech Fork Sabine River At Greenville affecting Hunt County. South Fork Sabine River Near Quinlan affecting Rockwall and Hunt Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Cowleech Fork Sabine River at Greenville. * WHEN...Until just after midnight tonight. * IMPACTS...At 15.0 feet, Caution should be exercised near the river as water begins to flow out of the banks. * ADDITIONAL DETAILS... - At 1:45 PM CDT Sunday the stage was 15.1 feet. - Bankfull stage is 14.0 feet. - Flood stage is 14.0 feet.
Flood Warning issued April 6 at 1:22PM CDT until April 9 at 3:48PM CDT by NWS Fort Worth TX
...The Flood Warning continues for the following rivers in Texas... Trinity River At Trinidad affecting Navarro and Henderson Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Trinity River at Trinidad. * WHEN...Until Wednesday afternoon. * IMPACTS...At 37.0 feet, Minor flooding to woodlands and low land areas will occur on the right bank of the river. * ADDITIONAL DETAILS... - At 1:00 PM CDT Sunday the stage was 33.8 feet. - Bankfull stage is 33.0 feet. - Flood stage is 33.0 feet. - Forecast...The river is expected to rise to a crest of 36.3 feet early Tuesday
Frost Advisory issued April 6 at 1:13PM CDT until April 7 at 8:00AM CDT by NWS Fort Worth TX
* WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Hood County. * WHEN...From 4 AM to 8 AM CDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Freeze Warning issued April 6 at 1:13PM CDT until April 7 at 8:00AM CDT by NWS Fort Worth TX
* WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...Grayson County. * WHEN...From 4 AM to 8 AM CDT Monday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Flood Warning issued April 5 at 2:32PM CDT until April 6 at 1:19PM CDT by NWS Fort Worth TX
...The Flood Warning continues for the following rivers in Texas... Cowleech Fork Sabine River At Greenville affecting Hunt County. South Fork Sabine River Near Quinlan affecting Rockwall and Hunt Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Cowleech Fork Sabine River at Greenville. * WHEN...Until early tomorrow afternoon. * IMPACTS...At 17.0 feet, Moderate out of bank flooding will occur. A few rural roads closures will be needed along the river reach. Moderate flooding will occur along the river through Greenville. * ADDITIONAL DETAILS... - At 1:45 PM CDT Saturday the stage was 17.4 feet. - Bankfull
Flood Warning issued April 5 at 2:32PM CDT until April 6 at 11:31AM CDT by NWS Fort Worth TX
...The Flood Warning continues for the following rivers in Texas... Cowleech Fork Sabine River At Greenville affecting Hunt County. South Fork Sabine River Near Quinlan affecting Rockwall and Hunt Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...South Fork Sabine River near Quinlan. * WHEN...Until late tomorrow morning. * IMPACTS...At 18.0 feet, Moderate out of bank flooding will occur. Some farm and cattle industries will be flooded. Some rural roads will be underwater. Water will be over the road and the FM 1565 bridge. * ADDITIONAL DETAILS... - At 1:45 PM CDT Saturday the stage was
Flood Warning issued April 5 at 2:30PM CDT until April 9 at 5:00PM CDT by NWS Fort Worth TX
...The Flood Warning is extended for the following rivers in Texas... Trinity River At Trinidad affecting Henderson and Navarro Counties. ...The Flood Warning is cancelled for the following rivers in Texas... White Rock Creek Near White Rock Creek At Greenville Ave affecting Dallas County. * WHAT...Minor flooding is forecast. * WHERE...Trinity River at Trinidad. * WHEN...From Sunday morning to Wednesday afternoon. * IMPACTS...At 37.0 feet, Minor flooding to woodlands and low land areas will occur on the right bank of the river. * ADDITIONAL DETAILS... - At 2:00 PM CDT Saturday the stage was 24.6 feet. - Bankfull stage is