Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-21
Time:	16:21:17
Production Date and Time:	2025-09-21 16:26:29 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252641621174_e20252641623547_c20252641624036.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252641616174_e20252641618547_c20252641619042.nc
Number Of Thermal Anomaly Alerts:	5

Basic Information
State/Province(s)	Saskatchewan
Country/Countries	Canada
County/Locality(s)	Division No. 11, Saskatchewan
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:21:20UTC
Radiative Center (Lat, Lon):	51.425835°, -106.306389°
Nearby Counties (meeting alert criteria):	Division No. 11 (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	9.31 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	301.93 K
Observed - Background BT (3.9 um)	2.52 K
BT Anomaly (3.9 um)	2.07 K
Maximum Observed - Clear RTM BT (3.9 um)	8.42 K
Maximum Observed BTD (3.9-10/11/12 um)	10.00 K
Observed - Background BTD (3.9-10/11/12 um)	2.20 K
BTD Anomaly (3.9-10/11/12 um)	3.08 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.65
Fraction of Surrounding Red Channel Pixels that are Brighter	0.98
Maximum Radiative Power	9.31 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	66.10°
Mean Solar Zenith Angle	60.30°
Mean Glint Angle	125.60°
Water Fraction	0.00
Total Pixel Area	9.90 km²
Latest Satellite Imagery:	None Available
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Basic Information
State/Province(s)	MS
Country/Countries	United States
County/Locality(s)	DeSoto County, MS
NWS WFO	Memphis TN
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-09-21 16:22:21UTC
Radiative Center (Lat, Lon):	34.948055°, -90.240555°
Nearby Counties (meeting alert criteria):	DeSoto County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	53.56 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	320.20 K
Observed - Background BT (3.9 um)	12.39 K
BT Anomaly (3.9 um)	3.51 K
Maximum Observed - Clear RTM BT (3.9 um)	18.80 K
Maximum Observed BTD (3.9-10/11/12 um)	31.16 K
Observed - Background BTD (3.9-10/11/12 um)	11.81 K
BTD Anomaly (3.9-10/11/12 um)	3.70 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	9.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	1.00
Fraction of Surrounding Red Channel Pixels that are Brighter	0.71
Maximum Radiative Power	53.56 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.90°
Mean Solar Zenith Angle	40.30°
Mean Glint Angle	83.50°
Water Fraction	0.00
Total Pixel Area	5.50 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m
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Basic Information
State/Province(s)	MS
Country/Countries	United States
County/Locality(s)	Tallahatchie County, MS
NWS WFO	Memphis TN
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:22:21UTC
Radiative Center (Lat, Lon):	33.703609°, -90.279999°
Nearby Counties (meeting alert criteria):	Tallahatchie County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	9.00 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	318.23 K
Observed - Background BT (3.9 um)	4.39 K
BT Anomaly (3.9 um)	2.26 K
Maximum Observed - Clear RTM BT (3.9 um)	15.48 K
Maximum Observed BTD (3.9-10/11/12 um)	26.84 K
Observed - Background BTD (3.9-10/11/12 um)	4.72 K
BTD Anomaly (3.9-10/11/12 um)	2.30 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.57
Fraction of Surrounding Red Channel Pixels that are Brighter	0.62
Maximum Radiative Power	9.00 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	42.60°
Mean Solar Zenith Angle	39.30°
Mean Glint Angle	81.30°
Water Fraction	0.00
Total Pixel Area	5.40 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MS-AL-GAw-FLw_750_m
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Basic Information
State/Province(s)	LA
Country/Countries	United States
County/Locality(s)	West Carroll Parish, LA
NWS WFO	Jackson MS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:22:20UTC
Radiative Center (Lat, Lon):	32.732777°, -91.574722°
Nearby Counties (meeting alert criteria):	West Carroll Parish (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.39 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	315.04 K
Observed - Background BT (3.9 um)	3.54 K
BT Anomaly (3.9 um)	1.81 K
Maximum Observed - Clear RTM BT (3.9 um)	11.89 K
Maximum Observed BTD (3.9-10/11/12 um)	22.60 K
Observed - Background BTD (3.9-10/11/12 um)	3.59 K
BTD Anomaly (3.9-10/11/12 um)	2.46 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.63
Fraction of Surrounding Red Channel Pixels that are Brighter	0.67
Maximum Radiative Power	12.39 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	42.20°
Mean Solar Zenith Angle	39.20°
Mean Glint Angle	80.80°
Water Fraction	0.00
Total Pixel Area	5.40 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m TXe-LA-ARs_750_m
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Basic Information
State/Province(s)	FL
Country/Countries	United States
County/Locality(s)	Hendry County, FL
NWS WFO	Miami FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:22:52UTC
Radiative Center (Lat, Lon):	26.559166°, -81.048615°
Nearby Counties (meeting alert criteria):	Hendry County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.52 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.26 K
Observed - Background BT (3.9 um)	4.03 K
BT Anomaly (3.9 um)	2.54 K
Maximum Observed - Clear RTM BT (3.9 um)	11.72 K
Maximum Observed BTD (3.9-10/11/12 um)	20.80 K
Observed - Background BTD (3.9-10/11/12 um)	4.32 K
BTD Anomaly (3.9-10/11/12 um)	2.63 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.51
Fraction of Surrounding Red Channel Pixels that are Brighter	0.65
Maximum Radiative Power	12.52 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	31.80°
Mean Solar Zenith Angle	28.90°
Mean Glint Angle	60.00°
Water Fraction	0.00
Total Pixel Area	4.70 km²
Latest Satellite Imagery:	FLs_750_m
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Next Generation Fire System (NGFS) - Experimental