Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-05
Time:	17:51:17
Production Date and Time:	2025-09-05 17:56:29 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252481751173_e20252481753546_c20252481754005.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252481746173_e20252481748546_c20252481749034.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Mississippi County, AR
NWS WFO	Memphis TN
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-05 17:52:21UTC
Radiative Center (Lat, Lon):	35.637779°, -90.008331°
Nearby Counties (meeting alert criteria):	Mississippi County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	30.18 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	310.78 K
Observed - Background BT (3.9 um)	6.86 K
BT Anomaly (3.9 um)	3.63 K
Maximum Observed - Clear RTM BT (3.9 um)	4.16 K
Maximum Observed BTD (3.9-10/11/12 um)	27.61 K
Observed - Background BTD (3.9-10/11/12 um)	6.39 K
BTD Anomaly (3.9-10/11/12 um)	2.87 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	0.56
Fraction of Surrounding Red Channel Pixels that are Brighter	0.85
Maximum Radiative Power	30.18 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	44.50°
Mean Solar Zenith Angle	28.50°
Mean Glint Angle	71.70°
Water Fraction	0.00
Total Pixel Area	5.60 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m
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Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Elmore County, AL
NWS WFO	Birmingham AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-05 17:52:21UTC
Radiative Center (Lat, Lon):	32.584446°, -86.357780°
Nearby Counties (meeting alert criteria):	Elmore County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	24.66 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.62 K
Observed - Background BT (3.9 um)	5.32 K
BT Anomaly (3.9 um)	3.09 K
Maximum Observed - Clear RTM BT (3.9 um)	6.84 K
Maximum Observed BTD (3.9-10/11/12 um)	19.60 K
Observed - Background BTD (3.9-10/11/12 um)	5.42 K
BTD Anomaly (3.9-10/11/12 um)	3.16 K
Similar Pixel Count	24
BT Time Tendency (3.9 um)	1.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.48
Fraction of Surrounding Red Channel Pixels that are Brighter	0.53
Maximum Radiative Power	24.66 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	40.00°
Mean Solar Zenith Angle	25.40°
Mean Glint Angle	63.90°
Water Fraction	0.00
Total Pixel Area	5.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Lowndes County, AL
NWS WFO	Birmingham AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-05 17:52:21UTC
Radiative Center (Lat, Lon):	32.043610°, -86.413330°
Nearby Counties (meeting alert criteria):	Lowndes County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	8.19 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.70 K
Observed - Background BT (3.9 um)	2.20 K
BT Anomaly (3.9 um)	1.71 K
Maximum Observed - Clear RTM BT (3.9 um)	4.13 K
Maximum Observed BTD (3.9-10/11/12 um)	14.30 K
Observed - Background BTD (3.9-10/11/12 um)	1.98 K
BTD Anomaly (3.9-10/11/12 um)	1.31 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.56
Fraction of Surrounding Red Channel Pixels that are Brighter	0.85
Maximum Radiative Power	8.19 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	39.40°
Mean Solar Zenith Angle	24.90°
Mean Glint Angle	62.80°
Water Fraction	0.00
Total Pixel Area	5.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_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	2025-09-05 17:53:23UTC
Radiative Center (Lat, Lon):	19.466389°, -69.958885°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	19.39 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	315.54 K
Observed - Background BT (3.9 um)	5.79 K
BT Anomaly (3.9 um)	2.88 K
Maximum Observed - Clear RTM BT (3.9 um)	9.01 K
Maximum Observed BTD (3.9-10/11/12 um)	20.27 K
Observed - Background BTD (3.9-10/11/12 um)	5.24 K
BTD Anomaly (3.9-10/11/12 um)	3.68 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.82
Fraction of Surrounding Red Channel Pixels that are Brighter	0.81
Maximum Radiative Power	19.39 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	23.70°
Mean Solar Zenith Angle	21.50°
Mean Glint Angle	42.00°
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