Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-21
Time:	19:31:17
Production Date and Time:	2025-09-21 19:36:31 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252641931174_e20252641933547_c20252641934047.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252641926174_e20252641928547_c20252641929052.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	St. Francis County, AR
NWS WFO	Memphis TN
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-09-21 19:32:21UTC
Radiative Center (Lat, Lon):	34.997776°, -91.117500°
Nearby Counties (meeting alert criteria):	St. Francis County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	177.72 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.31 K
Observed - Background BT (3.9 um)	12.16 K
BT Anomaly (3.9 um)	4.48 K
Maximum Observed - Clear RTM BT (3.9 um)	6.59 K
Maximum Observed BTD (3.9-10/11/12 um)	38.49 K
Observed - Background BTD (3.9-10/11/12 um)	12.04 K
BTD Anomaly (3.9-10/11/12 um)	4.64 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	17.10 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	0.84
Maximum Radiative Power	91.07 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	44.30°
Mean Solar Zenith Angle	40.40°
Mean Glint Angle	69.60°
Water Fraction	0.00
Total Pixel Area	11.20 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MOsw-KSe-OKe-ARnw_750_m
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Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Ashley County, AR
NWS WFO	Jackson MS
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-09-21 19:32:20UTC
Radiative Center (Lat, Lon):	33.016388°, -91.496948°
Nearby Counties (meeting alert criteria):	Ashley County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	105.05 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	320.26 K
Observed - Background BT (3.9 um)	12.96 K
BT Anomaly (3.9 um)	7.95 K
Maximum Observed - Clear RTM BT (3.9 um)	14.92 K
Maximum Observed BTD (3.9-10/11/12 um)	28.17 K
Observed - Background BTD (3.9-10/11/12 um)	12.09 K
BTD Anomaly (3.9-10/11/12 um)	6.58 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	9.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.89
Fraction of Surrounding Red Channel Pixels that are Brighter	0.47
Maximum Radiative Power	62.23 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	42.40°
Mean Solar Zenith Angle	38.70°
Mean Glint Angle	65.70°
Water Fraction	0.00
Total Pixel Area	10.80 km²
Latest Satellite Imagery:	TXe-LA-ARs_750_m
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Basic Information
State/Province(s)	LA
Country/Countries	United States
County/Locality(s)	Richland Parish, LA
NWS WFO	Jackson MS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 19:32:20UTC
Radiative Center (Lat, Lon):	32.457779°, -91.912224°
Nearby Counties (meeting alert criteria):	Richland Parish (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	50.47 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	319.61 K
Observed - Background BT (3.9 um)	11.80 K
BT Anomaly (3.9 um)	5.59 K
Maximum Observed - Clear RTM BT (3.9 um)	16.14 K
Maximum Observed BTD (3.9-10/11/12 um)	26.57 K
Observed - Background BTD (3.9-10/11/12 um)	11.32 K
BTD Anomaly (3.9-10/11/12 um)	6.46 K
Similar Pixel Count	7
BT Time Tendency (3.9 um)	9.00 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	0.61
Maximum Radiative Power	50.47 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	42.10°
Mean Solar Zenith Angle	38.00°
Mean Glint Angle	64.60°
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)	LA
Country/Countries	United States
County/Locality(s)	Catahoula Parish, LA
NWS WFO	Jackson MS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-21 19:32:20UTC
Radiative Center (Lat, Lon):	31.885834°, -91.668610°
Nearby Counties (meeting alert criteria):	Catahoula Parish (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	32.16 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.39 K
Observed - Background BT (3.9 um)	4.34 K
BT Anomaly (3.9 um)	2.18 K
Maximum Observed - Clear RTM BT (3.9 um)	10.38 K
Maximum Observed BTD (3.9-10/11/12 um)	19.53 K
Observed - Background BTD (3.9-10/11/12 um)	3.63 K
BTD Anomaly (3.9-10/11/12 um)	3.00 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	2.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.81
Fraction of Surrounding Red Channel Pixels that are Brighter	0.90
Maximum Radiative Power	16.86 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	41.40°
Mean Solar Zenith Angle	37.70°
Mean Glint Angle	63.50°
Water Fraction	0.00
Total Pixel Area	10.70 km²
Latest Satellite Imagery:	TXe-LA-ARs_750_m
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Next Generation Fire System (NGFS) - Experimental