Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-02-18
Time:	18:31:17
Production Date and Time:	2025-02-18 18:36:11 UTC
Primary Instrument:	GOES-16 ABI
Wmo Spacecraft Id:	152
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G16_s20250491831170_e20250491833543_c20250491834040.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G16_s20250491826170_e20250491828543_c20250491829039.nc
Number Of Thermal Anomaly Alerts:	8

Possible Wildfire

Basic Information
State/Province(s)	CA
Country/Countries	United States
County/Locality(s)	Tuolumne County, CA
NWS WFO	Sacramento CA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-02-18 18:31:48UTC
Radiative Center (Lat, Lon):	37.858334°, -119.948334°
Nearby Counties (meeting alert criteria):	Tuolumne County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	40.67 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	296.79 K
Observed - Background BT (3.9 um)	7.78 K
BT Anomaly (3.9 um)	5.52 K
Maximum Observed - Clear RTM BT (3.9 um)	14.75 K
Maximum Observed BTD (3.9-10/11/12 um)	16.47 K
Observed - Background BTD (3.9-10/11/12 um)	6.80 K
BTD Anomaly (3.9-10/11/12 um)	6.34 K
Similar Pixel Count	3
BT Time Tendency (3.9 um)	0.70 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	0.98
Maximum Radiative Power	40.67 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	64.10°
Mean Solar Zenith Angle	55.30°
Mean Glint Angle	114.10°
Water Fraction	0.00
Total Pixel Area	18.30 km²
Latest Satellite Imagery:	CAcentral_750_m
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Possible Wildfire

Basic Information
State/Province(s)	SC
Country/Countries	United States
County/Locality(s)	Hampton County, SC
NWS WFO	Charleston SC
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-02-18 18:32:22UTC
Radiative Center (Lat, Lon):	32.673332°, -81.250275°
Nearby Counties (meeting alert criteria):	Hampton County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.30 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	300.30 K
Observed - Background BT (3.9 um)	5.99 K
BT Anomaly (3.9 um)	4.76 K
Maximum Observed - Clear RTM BT (3.9 um)	12.39 K
Maximum Observed BTD (3.9-10/11/12 um)	14.29 K
Observed - Background BTD (3.9-10/11/12 um)	6.49 K
BTD Anomaly (3.9-10/11/12 um)	5.36 K
Similar Pixel Count	5
BT Time Tendency (3.9 um)	1.90 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	0.99
Maximum Radiative Power	13.30 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	38.70°
Mean Solar Zenith Angle	46.30°
Mean Glint Angle	81.80°
Water Fraction	0.00
Total Pixel Area	5.10 km²
Latest Satellite Imagery:	SCs-GAe-FLn_750_m
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Possible Wildfire

Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Butler County, AL
NWS WFO	Mobile AL
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-02-18 18:32:21UTC
Radiative Center (Lat, Lon):	31.883612°, -86.637222°
Nearby Counties (meeting alert criteria):	Butler County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	17.02 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	301.16 K
Observed - Background BT (3.9 um)	7.61 K
BT Anomaly (3.9 um)	3.80 K
Maximum Observed - Clear RTM BT (3.9 um)	12.97 K
Maximum Observed BTD (3.9-10/11/12 um)	24.28 K
Observed - Background BTD (3.9-10/11/12 um)	8.50 K
BTD Anomaly (3.9-10/11/12 um)	3.96 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	4.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.53
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	17.02 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	39.30°
Mean Solar Zenith Angle	44.40°
Mean Glint Angle	79.90°
Water Fraction	0.00
Total Pixel Area	5.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Escambia County, AL
NWS WFO	Mobile AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-02-18 18:32:21UTC
Radiative Center (Lat, Lon):	31.107500°, -87.350281°
Nearby Counties (meeting alert criteria):	Escambia County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	27.11 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	303.62 K
Observed - Background BT (3.9 um)	9.31 K
BT Anomaly (3.9 um)	5.37 K
Maximum Observed - Clear RTM BT (3.9 um)	15.60 K
Maximum Observed BTD (3.9-10/11/12 um)	22.78 K
Observed - Background BTD (3.9-10/11/12 um)	9.08 K
BTD Anomaly (3.9-10/11/12 um)	4.47 K
Similar Pixel Count	10
BT Time Tendency (3.9 um)	13.70 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	1.00
Maximum Radiative Power	27.11 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	38.80°
Mean Solar Zenith Angle	43.60°
Mean Glint Angle	78.40°
Water Fraction	0.00
Total Pixel Area	5.10 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Possible Wildfire

Basic Information
State/Province(s)	Coahuila de Zaragoza
Country/Countries	Mexico
County/Locality(s)	Nadadores, Coahuila de Zaragoza
NWS WFO	N/A
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-02-18 18:32:49UTC
Radiative Center (Lat, Lon):	27.046112°, -101.654724°
Nearby Counties (meeting alert criteria):	Nadadores (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	72.03 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	323.68 K
Observed - Background BT (3.9 um)	12.27 K
BT Anomaly (3.9 um)	5.41 K
Maximum Observed - Clear RTM BT (3.9 um)	15.38 K
Maximum Observed BTD (3.9-10/11/12 um)	23.60 K
Observed - Background BTD (3.9-10/11/12 um)	12.76 K
BTD Anomaly (3.9-10/11/12 um)	5.97 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	7.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.45
Fraction of Surrounding Red Channel Pixels that are Brighter	0.98
Maximum Radiative Power	72.03 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.20°
Mean Solar Zenith Angle	39.60°
Mean Glint Angle	77.90°
Water Fraction	0.00
Total Pixel Area	5.50 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-02-18 18:33:22UTC
Radiative Center (Lat, Lon):	22.015278°, -78.303055°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	27.14 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	315.48 K
Observed - Background BT (3.9 um)	7.46 K
BT Anomaly (3.9 um)	3.19 K
Maximum Observed - Clear RTM BT (3.9 um)	12.13 K
Maximum Observed BTD (3.9-10/11/12 um)	19.80 K
Observed - Background BTD (3.9-10/11/12 um)	7.26 K
BTD Anomaly (3.9-10/11/12 um)	3.36 K
Similar Pixel Count	17
BT Time Tendency (3.9 um)	1.30 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.76
Fraction of Surrounding Red Channel Pixels that are Brighter	0.56
Maximum Radiative Power	27.14 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.10°
Mean Solar Zenith Angle	37.40°
Mean Glint Angle	60.50°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-02-18 18:33:22UTC
Radiative Center (Lat, Lon):	21.856945°, -79.641388°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	25.20 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.91 K
Observed - Background BT (3.9 um)	6.26 K
BT Anomaly (3.9 um)	2.57 K
Maximum Observed - Clear RTM BT (3.9 um)	11.84 K
Maximum Observed BTD (3.9-10/11/12 um)	17.51 K
Observed - Background BTD (3.9-10/11/12 um)	6.34 K
BTD Anomaly (3.9-10/11/12 um)	2.90 K
Similar Pixel Count	12
BT Time Tendency (3.9 um)	5.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.46
Fraction of Surrounding Red Channel Pixels that are Brighter	0.79
Maximum Radiative Power	25.20 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.20°
Mean Solar Zenith Angle	36.80°
Mean Glint Angle	59.60°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Possible Wildfire

Basic Information
State/Province(s)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-02-18 18:33:22UTC
Radiative Center (Lat, Lon):	21.853056°, -78.535278°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	55.77 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	322.68 K
Observed - Background BT (3.9 um)	7.35 K
BT Anomaly (3.9 um)	2.51 K
Maximum Observed - Clear RTM BT (3.9 um)	15.87 K
Maximum Observed BTD (3.9-10/11/12 um)	21.79 K
Observed - Background BTD (3.9-10/11/12 um)	5.70 K
BTD Anomaly (3.9-10/11/12 um)	1.95 K
Similar Pixel Count	21
BT Time Tendency (3.9 um)	5.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.99
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	28.73 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.00°
Mean Solar Zenith Angle	37.20°
Mean Glint Angle	60.00°
Water Fraction	0.00
Total Pixel Area	8.90 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental

Wildfire Alert Report

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