Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-18
Time:	20:26:17
Production Date and Time:	2025-09-18 20:31:30 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252612026171_e20252612028545_c20252612029001.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252612021171_e20252612023544_c20252612024037.nc
Number Of Thermal Anomaly Alerts:	7

Possible Wildfire

Basic Information
State/Province(s)	ID
Country/Countries	United States
County/Locality(s)	Nez Perce County, ID
NWS WFO	Spokane WA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-18 20:26:19UTC
Radiative Center (Lat, Lon):	46.341110°, -116.498337°
Nearby Counties (meeting alert criteria):	Nez Perce County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	55.72 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.97 K
Observed - Background BT (3.9 um)	5.30 K
BT Anomaly (3.9 um)	2.33 K
Maximum Observed - Clear RTM BT (3.9 um)	16.77 K
Maximum Observed BTD (3.9-10/11/12 um)	17.03 K
Observed - Background BTD (3.9-10/11/12 um)	5.62 K
BTD Anomaly (3.9-10/11/12 um)	3.61 K
Similar Pixel Count	15
BT Time Tendency (3.9 um)	5.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.41
Fraction of Surrounding Red Channel Pixels that are Brighter	0.98
Maximum Radiative Power	55.72 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	67.20°
Mean Solar Zenith Angle	45.30°
Mean Glint Angle	89.20°
Water Fraction	0.00
Total Pixel Area	10.30 km²
Latest Satellite Imagery:	IDn-MTw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	ID
Country/Countries	United States
County/Locality(s)	Idaho County, ID
NWS WFO	Missoula MT
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-18 20:26:19UTC
Radiative Center (Lat, Lon):	46.063332°, -116.200279°
Nearby Counties (meeting alert criteria):	Idaho County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	64.25 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.54 K
Observed - Background BT (3.9 um)	4.79 K
BT Anomaly (3.9 um)	3.03 K
Maximum Observed - Clear RTM BT (3.9 um)	17.10 K
Maximum Observed BTD (3.9-10/11/12 um)	14.46 K
Observed - Background BTD (3.9-10/11/12 um)	4.02 K
BTD Anomaly (3.9-10/11/12 um)	4.22 K
Similar Pixel Count	24
BT Time Tendency (3.9 um)	4.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.88
Fraction of Surrounding Red Channel Pixels that are Brighter	0.77
Maximum Radiative Power	36.85 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	66.90°
Mean Solar Zenith Angle	45.10°
Mean Glint Angle	88.60°
Water Fraction	0.00
Total Pixel Area	20.40 km²
Latest Satellite Imagery:	IDn-MTw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	KY
Country/Countries	United States
County/Locality(s)	Grayson County, KY
NWS WFO	Louisville KY
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-18 20:26:51UTC
Radiative Center (Lat, Lon):	37.401943°, -86.320274°
Nearby Counties (meeting alert criteria):	Grayson County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	7.48 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.99 K
Observed - Background BT (3.9 um)	2.00 K
BT Anomaly (3.9 um)	1.94 K
Maximum Observed - Clear RTM BT (3.9 um)	6.62 K
Maximum Observed BTD (3.9-10/11/12 um)	8.29 K
Observed - Background BTD (3.9-10/11/12 um)	1.77 K
BTD Anomaly (3.9-10/11/12 um)	2.58 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.70
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	7.48 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.10°
Mean Solar Zenith Angle	52.00°
Mean Glint Angle	72.90°
Water Fraction	0.00
Total Pixel Area	5.70 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m
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Possible Wildfire

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Cross County, AR
NWS WFO	Memphis TN
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-18 20:27:21UTC
Radiative Center (Lat, Lon):	35.167500°, -90.988335°
Nearby Counties (meeting alert criteria):	Cross County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	28.64 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	310.60 K
Observed - Background BT (3.9 um)	6.83 K
BT Anomaly (3.9 um)	4.61 K
Maximum Observed - Clear RTM BT (3.9 um)	3.74 K
Maximum Observed BTD (3.9-10/11/12 um)	25.00 K
Observed - Background BTD (3.9-10/11/12 um)	6.91 K
BTD Anomaly (3.9-10/11/12 um)	4.79 K
Similar Pixel Count	16
BT Time Tendency (3.9 um)	3.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.43
Fraction of Surrounding Red Channel Pixels that are Brighter	0.85
Maximum Radiative Power	28.64 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	44.40°
Mean Solar Zenith Angle	47.60°
Mean Glint Angle	66.50°
Water Fraction	0.00
Total Pixel Area	5.60 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MOsw-KSe-OKe-ARnw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Monroe County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-18 20:27:21UTC
Radiative Center (Lat, Lon):	34.554165°, -91.110275°
Nearby Counties (meeting alert criteria):	Monroe County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	24.33 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.13 K
Observed - Background BT (3.9 um)	6.20 K
BT Anomaly (3.9 um)	1.93 K
Maximum Observed - Clear RTM BT (3.9 um)	8.62 K
Maximum Observed BTD (3.9-10/11/12 um)	19.13 K
Observed - Background BTD (3.9-10/11/12 um)	5.63 K
BTD Anomaly (3.9-10/11/12 um)	1.87 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	1.80 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	0.89
Maximum Radiative Power	24.33 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.80°
Mean Solar Zenith Angle	47.20°
Mean Glint Angle	65.40°
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
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Possible Wildfire

Basic Information
State/Province(s)	LA
Country/Countries	United States
County/Locality(s)	Morehouse Parish, LA
NWS WFO	Jackson MS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-18 20:27:20UTC
Radiative Center (Lat, Lon):	32.947224°, -91.575836°
Nearby Counties (meeting alert criteria):	Morehouse Parish (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	47.13 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	318.99 K
Observed - Background BT (3.9 um)	11.49 K
BT Anomaly (3.9 um)	4.79 K
Maximum Observed - Clear RTM BT (3.9 um)	14.52 K
Maximum Observed BTD (3.9-10/11/12 um)	26.46 K
Observed - Background BTD (3.9-10/11/12 um)	11.59 K
BTD Anomaly (3.9-10/11/12 um)	5.73 K
Similar Pixel Count	11
BT Time Tendency (3.9 um)	5.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.63
Fraction of Surrounding Red Channel Pixels that are Brighter	0.56
Maximum Radiative Power	47.13 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	42.40°
Mean Solar Zenith Angle	46.00°
Mean Glint Angle	62.40°
Water Fraction	0.00
Total Pixel Area	5.40 km²
Latest Satellite Imagery:	TXe-LA-ARs_750_m
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Possible Wildfire

Basic Information
State/Province(s)	LA
Country/Countries	United States
County/Locality(s)	Washington Parish, LA
NWS WFO	New Orleans LA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-18 20:27:21UTC
Radiative Center (Lat, Lon):	30.801945°, -90.183891°
Nearby Counties (meeting alert criteria):	Washington Parish (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.48 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.37 K
Observed - Background BT (3.9 um)	4.70 K
BT Anomaly (3.9 um)	4.40 K
Maximum Observed - Clear RTM BT (3.9 um)	8.27 K
Maximum Observed BTD (3.9-10/11/12 um)	13.88 K
Observed - Background BTD (3.9-10/11/12 um)	3.74 K
BTD Anomaly (3.9-10/11/12 um)	4.75 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	3.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.92
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	15.48 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	39.60°
Mean Solar Zenith Angle	45.80°
Mean Glint Angle	59.50°
Water Fraction	0.00
Total Pixel Area	5.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Next Generation Fire System (NGFS) - Experimental

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