Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-10-04
Time:	17:21:17
Production Date and Time:	2025-10-04 17:26:25 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252771721173_e20252771723546_c20252771724041.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252771716173_e20252771718546_c20252771719035.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	IL
Country/Countries	United States
County/Locality(s)	Winnebago County, IL
NWS WFO	Chicago IL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-04 17:21:51UTC
Radiative Center (Lat, Lon):	42.416668°, -89.110275°
Nearby Counties (meeting alert criteria):	Winnebago County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	18.09 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.37 K
Observed - Background BT (3.9 um)	4.38 K
BT Anomaly (3.9 um)	4.38 K
Maximum Observed - Clear RTM BT (3.9 um)	12.77 K
Maximum Observed BTD (3.9-10/11/12 um)	17.89 K
Observed - Background BTD (3.9-10/11/12 um)	3.88 K
BTD Anomaly (3.9-10/11/12 um)	5.15 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	2.50 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	0.56
Maximum Radiative Power	18.09 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.20°
Mean Solar Zenith Angle	46.90°
Mean Glint Angle	97.40°
Water Fraction	0.00
Total Pixel Area	6.40 km²
Latest Satellite Imagery:	WIs-ILn-MIw-INn_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	2025-10-04 17:21:51UTC
Radiative Center (Lat, Lon):	36.365002°, -89.880280°
Nearby Counties (meeting alert criteria):	Pemiscot County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	33.07 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	317.23 K
Observed - Background BT (3.9 um)	6.66 K
BT Anomaly (3.9 um)	4.95 K
Maximum Observed - Clear RTM BT (3.9 um)	18.11 K
Maximum Observed BTD (3.9-10/11/12 um)	18.43 K
Observed - Background BTD (3.9-10/11/12 um)	6.65 K
BTD Anomaly (3.9-10/11/12 um)	7.82 K
Similar Pixel Count	8
BT Time Tendency (3.9 um)	6.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.42
Fraction of Surrounding Red Channel Pixels that are Brighter	0.97
Maximum Radiative Power	33.07 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.20°
Mean Solar Zenith Angle	41.00°
Mean Glint Angle	85.40°
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)	Arkansas County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-04 17:22:21UTC
Radiative Center (Lat, Lon):	34.047501°, -91.328331°
Nearby Counties (meeting alert criteria):	Arkansas County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	44.45 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	316.40 K
Observed - Background BT (3.9 um)	8.95 K
BT Anomaly (3.9 um)	2.38 K
Maximum Observed - Clear RTM BT (3.9 um)	15.39 K
Maximum Observed BTD (3.9-10/11/12 um)	23.23 K
Observed - Background BTD (3.9-10/11/12 um)	8.50 K
BTD Anomaly (3.9-10/11/12 um)	2.69 K
Similar Pixel Count	9
BT Time Tendency (3.9 um)	8.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.73
Fraction of Surrounding Red Channel Pixels that are Brighter	0.86
Maximum Radiative Power	44.45 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.40°
Mean Solar Zenith Angle	39.00°
Mean Glint Angle	81.60°
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)	Baja California
Country/Countries	Mexico
County/Locality(s)	Mexicali, Baja California
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-10-04 17:22:18UTC
Radiative Center (Lat, Lon):	32.590832°, -114.820274°
Nearby Counties (meeting alert criteria):	Mexicali (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.46 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.53 K
Observed - Background BT (3.9 um)	1.83 K
BT Anomaly (3.9 um)	1.44 K
Maximum Observed - Clear RTM BT (3.9 um)	13.03 K
Maximum Observed BTD (3.9-10/11/12 um)	13.45 K
Observed - Background BTD (3.9-10/11/12 um)	1.47 K
BTD Anomaly (3.9-10/11/12 um)	1.45 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.73
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	13.46 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	57.10°
Mean Solar Zenith Angle	47.40°
Mean Glint Angle	103.80°
Water Fraction	0.00
Total Pixel Area	7.40 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental