Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-21
Time:	16:01:17
Production Date and Time:	2025-09-21 16:06:23 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252641601174_e20252641603547_c20252641604031.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252641556174_e20252641558547_c20252641559050.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Desha County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:02:21UTC
Radiative Center (Lat, Lon):	33.709446°, -91.370003°
Nearby Counties (meeting alert criteria):	Desha County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	44.13 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.30 K
Observed - Background BT (3.9 um)	9.21 K
BT Anomaly (3.9 um)	6.02 K
Maximum Observed - Clear RTM BT (3.9 um)	5.91 K
Maximum Observed BTD (3.9-10/11/12 um)	33.72 K
Observed - Background BTD (3.9-10/11/12 um)	9.32 K
BTD Anomaly (3.9-10/11/12 um)	7.87 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	4.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.41
Fraction of Surrounding Red Channel Pixels that are Brighter	0.71
Maximum Radiative Power	44.13 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.10°
Mean Solar Zenith Angle	42.70°
Mean Glint Angle	84.40°
Water Fraction	0.00
Total Pixel Area	5.50 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MOsw-KSe-OKe-ARnw_750_m MS-AL-GAw-FLw_750_m TXe-LA-ARs_750_m
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Basic Information
State/Province(s)	LA
Country/Countries	United States
County/Locality(s)	Union Parish, LA
NWS WFO	Shreveport LA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:02:20UTC
Radiative Center (Lat, Lon):	32.611668°, -92.324165°
Nearby Counties (meeting alert criteria):	Union Parish (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.19 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.67 K
Observed - Background BT (3.9 um)	2.88 K
BT Anomaly (3.9 um)	2.19 K
Maximum Observed - Clear RTM BT (3.9 um)	6.46 K
Maximum Observed BTD (3.9-10/11/12 um)	13.58 K
Observed - Background BTD (3.9-10/11/12 um)	2.21 K
BTD Anomaly (3.9-10/11/12 um)	1.80 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.88
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	13.19 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	42.40°
Mean Solar Zenith Angle	42.60°
Mean Glint Angle	83.60°
Water Fraction	0.00
Total Pixel Area	5.40 km²
Latest Satellite Imagery:	TXe-LA-ARs_750_m
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Basic Information
State/Province(s)	GA
Country/Countries	United States
County/Locality(s)	Colquitt County, GA
NWS WFO	Tallahassee FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:02:21UTC
Radiative Center (Lat, Lon):	31.273056°, -83.509445°
Nearby Counties (meeting alert criteria):	Colquitt County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	9.93 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	310.72 K
Observed - Background BT (3.9 um)	3.26 K
BT Anomaly (3.9 um)	2.67 K
Maximum Observed - Clear RTM BT (3.9 um)	9.95 K
Maximum Observed BTD (3.9-10/11/12 um)	17.70 K
Observed - Background BTD (3.9-10/11/12 um)	2.80 K
BTD Anomaly (3.9-10/11/12 um)	3.06 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.77
Fraction of Surrounding Red Channel Pixels that are Brighter	0.83
Maximum Radiative Power	9.93 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	37.70°
Mean Solar Zenith Angle	36.50°
Mean Glint Angle	72.50°
Water Fraction	0.00
Total Pixel Area	5.10 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m SCs-GAe-FLn_750_m
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Basic Information
State/Province(s)	Unknown
Country/Countries	Dominican Republic
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 16:03:23UTC
Radiative Center (Lat, Lon):	19.620277°, -71.021667°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	23.78 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	317.91 K
Observed - Background BT (3.9 um)	6.47 K
BT Anomaly (3.9 um)	2.64 K
Maximum Observed - Clear RTM BT (3.9 um)	16.42 K
Maximum Observed BTD (3.9-10/11/12 um)	25.65 K
Observed - Background BTD (3.9-10/11/12 um)	6.87 K
BTD Anomaly (3.9-10/11/12 um)	4.06 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	5.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.52
Fraction of Surrounding Red Channel Pixels that are Brighter	0.37
Maximum Radiative Power	23.78 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	23.60°
Mean Solar Zenith Angle	20.60°
Mean Glint Angle	41.60°
Water Fraction	0.00
Total Pixel Area	4.40 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental