Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-20
Time:	19:56:17
Production Date and Time:	2025-09-20 20:01:27 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252631956173_e20252631958546_c20252631959026.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252631951173_e20252631953546_c20252631954033.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Colusa County, CA
NWS WFO	Sacramento CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-20 19:56:48UTC
Radiative Center (Lat, Lon):	39.169724°, -122.244720°
Nearby Counties (meeting alert criteria):	Colusa County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	44.74 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.70 K
Observed - Background BT (3.9 um)	4.17 K
BT Anomaly (3.9 um)	1.82 K
Maximum Observed - Clear RTM BT (3.9 um)	8.70 K
Maximum Observed BTD (3.9-10/11/12 um)	23.16 K
Observed - Background BTD (3.9-10/11/12 um)	4.10 K
BTD Anomaly (3.9-10/11/12 um)	2.30 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	0.61
Fraction of Surrounding Red Channel Pixels that are Brighter	0.98
Maximum Radiative Power	44.74 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	66.50°
Mean Solar Zenith Angle	37.80°
Mean Glint Angle	89.50°
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)	Dunklin County, MO
NWS WFO	Memphis TN
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-20 19:57:21UTC
Radiative Center (Lat, Lon):	36.038887°, -89.977219°
Nearby Counties (meeting alert criteria):	Dunklin County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	21.57 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.54 K
Observed - Background BT (3.9 um)	6.80 K
BT Anomaly (3.9 um)	2.47 K
Maximum Observed - Clear RTM BT (3.9 um)	10.22 K
Maximum Observed BTD (3.9-10/11/12 um)	22.12 K
Observed - Background BTD (3.9-10/11/12 um)	6.23 K
BTD Anomaly (3.9-10/11/12 um)	2.62 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	4.20 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	0.51
Maximum Radiative Power	21.57 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	44.90°
Mean Solar Zenith Angle	44.90°
Mean Glint Angle	70.30°
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)	AR
Country/Countries	United States
County/Locality(s)	Columbia County, AR
NWS WFO	Shreveport LA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-20 19:57:20UTC
Radiative Center (Lat, Lon):	33.025833°, -93.423058°
Nearby Counties (meeting alert criteria):	Columbia County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	11.26 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.42 K
Observed - Background BT (3.9 um)	3.84 K
BT Anomaly (3.9 um)	5.01 K
Maximum Observed - Clear RTM BT (3.9 um)	4.93 K
Maximum Observed BTD (3.9-10/11/12 um)	12.45 K
Observed - Background BTD (3.9-10/11/12 um)	2.73 K
BTD Anomaly (3.9-10/11/12 um)	3.75 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	0.94
Fraction of Surrounding Red Channel Pixels that are Brighter	0.76
Maximum Radiative Power	11.26 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.30°
Mean Solar Zenith Angle	40.70°
Mean Glint Angle	63.80°
Water Fraction	0.00
Total Pixel Area	5.50 km²
Latest Satellite Imagery:	TXe-LA-ARs_750_m
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Basic Information
State/Province(s)	FL
Country/Countries	United States
County/Locality(s)	Putnam County, FL
NWS WFO	Jacksonville FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-20 19:57:52UTC
Radiative Center (Lat, Lon):	29.673334°, -81.580833°
Nearby Counties (meeting alert criteria):	Putnam County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	2.11 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.23 K
Observed - Background BT (3.9 um)	2.89 K
BT Anomaly (3.9 um)	2.07 K
Maximum Observed - Clear RTM BT (3.9 um)	4.92 K
Maximum Observed BTD (3.9-10/11/12 um)	14.18 K
Observed - Background BTD (3.9-10/11/12 um)	2.91 K
BTD Anomaly (3.9-10/11/12 um)	2.59 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.44
Fraction of Surrounding Red Channel Pixels that are Brighter	0.61
Maximum Radiative Power	2.11 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	35.50°
Mean Solar Zenith Angle	46.70°
Mean Glint Angle	64.30°
Water Fraction	0.00
Total Pixel Area	4.90 km²
Latest Satellite Imagery:	SCs-GAe-FLn_750_m
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Next Generation Fire System (NGFS) - Experimental