Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-17
Time:	19:56:17
Production Date and Time:	2025-09-17 20:01:23 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252601956170_e20252601958544_c20252601959031.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252601951170_e20252601953544_c20252601954037.nc
Number Of Thermal Anomaly Alerts:	5

Basic Information
State/Province(s)	WI
Country/Countries	United States
County/Locality(s)	Fond du Lac County, WI
NWS WFO	Milwaukee/Sullivan WI
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-17 19:56:21UTC
Radiative Center (Lat, Lon):	43.779167°, -88.465553°
Nearby Counties (meeting alert criteria):	Fond du Lac County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	17.86 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Likely an Urban Source
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.95 K
Observed - Background BT (3.9 um)	4.26 K
BT Anomaly (3.9 um)	6.67 K
Maximum Observed - Clear RTM BT (3.9 um)	11.76 K
Maximum Observed BTD (3.9-10/11/12 um)	17.49 K
Observed - Background BTD (3.9-10/11/12 um)	5.06 K
BTD Anomaly (3.9-10/11/12 um)	4.40 K
Similar Pixel Count	24
BT Time Tendency (3.9 um)	-0.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.39
Fraction of Surrounding Red Channel Pixels that are Brighter	0.79
Maximum Radiative Power	17.86 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	52.50°
Mean Solar Zenith Angle	50.00°
Mean Glint Angle	83.60°
Water Fraction	0.00
Total Pixel Area	6.60 km²
Latest Satellite Imagery:	WIs-ILn-MIw-INn_750_m
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Basic Information
State/Province(s)	KY
Country/Countries	United States
County/Locality(s)	Henderson County, KY
NWS WFO	Paducah KY
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-17 19:56:51UTC
Radiative Center (Lat, Lon):	37.772778°, -87.708885°
Nearby Counties (meeting alert criteria):	Henderson County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	14.59 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.04 K
Observed - Background BT (3.9 um)	3.59 K
BT Anomaly (3.9 um)	2.13 K
Maximum Observed - Clear RTM BT (3.9 um)	8.77 K
Maximum Observed BTD (3.9-10/11/12 um)	11.58 K
Observed - Background BTD (3.9-10/11/12 um)	2.69 K
BTD Anomaly (3.9-10/11/12 um)	2.66 K
Similar Pixel Count	14
BT Time Tendency (3.9 um)	1.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.86
Fraction of Surrounding Red Channel Pixels that are Brighter	0.59
Maximum Radiative Power	14.59 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.90°
Mean Solar Zenith Angle	46.20°
Mean Glint Angle	73.20°
Water Fraction	0.00
Total Pixel Area	5.80 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m
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Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Butte County, CA
NWS WFO	Sacramento CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-17 19:56:48UTC
Radiative Center (Lat, Lon):	39.434166°, -121.821114°
Nearby Counties (meeting alert criteria):	Butte County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	111.51 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	315.47 K
Observed - Background BT (3.9 um)	9.03 K
BT Anomaly (3.9 um)	5.82 K
Maximum Observed - Clear RTM BT (3.9 um)	10.52 K
Maximum Observed BTD (3.9-10/11/12 um)	17.21 K
Observed - Background BTD (3.9-10/11/12 um)	10.11 K
BTD Anomaly (3.9-10/11/12 um)	12.53 K
Similar Pixel Count	1
BT Time Tendency (3.9 um)	11.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.10
Fraction of Surrounding Red Channel Pixels that are Brighter	0.94
Maximum Radiative Power	111.51 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	66.30°
Mean Solar Zenith Angle	36.90°
Mean Glint Angle	88.90°
Water Fraction	0.00
Total Pixel Area	10.00 km²
Latest Satellite Imagery:	CAcentral_750_m ORsw-CAn_750_m
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Basic Information
State/Province(s)	MO
Country/Countries	United States
County/Locality(s)	Pemiscot County, MO
NWS WFO	Memphis TN
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-17 19:56:51UTC
Radiative Center (Lat, Lon):	36.363609°, -89.831390°
Nearby Counties (meeting alert criteria):	Pemiscot County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	59.33 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	321.22 K
Observed - Background BT (3.9 um)	10.94 K
BT Anomaly (3.9 um)	4.68 K
Maximum Observed - Clear RTM BT (3.9 um)	14.97 K
Maximum Observed BTD (3.9-10/11/12 um)	24.43 K
Observed - Background BTD (3.9-10/11/12 um)	10.98 K
BTD Anomaly (3.9-10/11/12 um)	5.32 K
Similar Pixel Count	6
BT Time Tendency (3.9 um)	8.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.60
Fraction of Surrounding Red Channel Pixels that are Brighter	0.31
Maximum Radiative Power	59.33 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.20°
Mean Solar Zenith Angle	44.00°
Mean Glint Angle	69.80°
Water Fraction	0.00
Total Pixel Area	5.70 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m
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Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Prairie County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-17 19:57:21UTC
Radiative Center (Lat, Lon):	34.641109°, -91.563614°
Nearby Counties (meeting alert criteria):	Prairie County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	32.22 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.82 K
Observed - Background BT (3.9 um)	7.18 K
BT Anomaly (3.9 um)	4.63 K
Maximum Observed - Clear RTM BT (3.9 um)	7.53 K
Maximum Observed BTD (3.9-10/11/12 um)	17.23 K
Observed - Background BTD (3.9-10/11/12 um)	6.35 K
BTD Anomaly (3.9-10/11/12 um)	4.86 K
Similar Pixel Count	10
BT Time Tendency (3.9 um)	3.90 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	0.88
Maximum Radiative Power	32.22 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	44.10°
Mean Solar Zenith Angle	41.80°
Mean Glint Angle	66.10°
Water Fraction	0.00
Total Pixel Area	5.60 km²
Latest Satellite Imagery:	MOsw-KSe-OKe-ARnw_750_m
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Next Generation Fire System (NGFS) - Experimental