Next Generation Fire System (NGFS) -- CIMSS

Date:	2025-04-18
Time:	15:36:17
Production Date and Time:	2025-04-18 15:41:08 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251081536173_e20251081538546_c20251081539034.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251081531173_e20251081533546_c20251081534028.nc
Number Of Thermal Anomaly Alerts:	5

Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Marshall County, AL
NWS WFO	Huntsville AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-18 15:37:21UTC
Radiative Center (Lat, Lon):	34.338890°, -86.399170°
Nearby Counties (meeting alert criteria):	Marshall County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	11.74 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	299.74 K
Observed - Background BT (3.9 um)	1.66 K
BT Anomaly (3.9 um)	1.25 K
Maximum Observed - Clear RTM BT (3.9 um)	9.85 K
Maximum Observed BTD (3.9-10/11/12 um)	8.16 K
Observed - Background BTD (3.9-10/11/12 um)	1.80 K
BTD Anomaly (3.9-10/11/12 um)	2.42 K
Similar Pixel Count	22
BT Time Tendency (3.9 um)	2.10 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.65
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	5.96 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	41.90°
Mean Solar Zenith Angle	37.80°
Mean Glint Angle	74.20°
Water Fraction	0.00
Total Pixel Area	10.70 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MS-AL-GAw-FLw_750_m
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Basic Information
State/Province(s)	GA
Country/Countries	United States
County/Locality(s)	Randolph County, GA
NWS WFO	Tallahassee FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-18 15:37:21UTC
Radiative Center (Lat, Lon):	31.665001°, -84.861115°
Nearby Counties (meeting alert criteria):	Randolph County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.34 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.46 K
Observed - Background BT (3.9 um)	2.62 K
BT Anomaly (3.9 um)	1.44 K
Maximum Observed - Clear RTM BT (3.9 um)	11.11 K
Maximum Observed BTD (3.9-10/11/12 um)	9.72 K
Observed - Background BTD (3.9-10/11/12 um)	2.67 K
BTD Anomaly (3.9-10/11/12 um)	2.25 K
Similar Pixel Count	19
BT Time Tendency (3.9 um)	2.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.56
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	8.38 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	38.50°
Mean Solar Zenith Angle	35.30°
Mean Glint Angle	68.20°
Water Fraction	0.00
Total Pixel Area	10.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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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	2025-04-18 15:38:21UTC
Radiative Center (Lat, Lon):	22.580278°, -83.088333°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	14.21 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.78 K
Observed - Background BT (3.9 um)	5.34 K
BT Anomaly (3.9 um)	2.47 K
Maximum Observed - Clear RTM BT (3.9 um)	12.67 K
Maximum Observed BTD (3.9-10/11/12 um)	13.91 K
Observed - Background BTD (3.9-10/11/12 um)	4.29 K
BTD Anomaly (3.9-10/11/12 um)	2.73 K
Similar Pixel Count	20
BT Time Tendency (3.9 um)	3.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.93
Fraction of Surrounding Red Channel Pixels that are Brighter	0.68
Maximum Radiative Power	14.21 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	28.00°
Mean Solar Zenith Angle	30.10°
Mean Glint Angle	52.00°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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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	2025-04-18 15:38:22UTC
Radiative Center (Lat, Lon):	21.813334°, -78.790558°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	72.16 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	320.75 K
Observed - Background BT (3.9 um)	9.31 K
BT Anomaly (3.9 um)	5.16 K
Maximum Observed - Clear RTM BT (3.9 um)	17.73 K
Maximum Observed BTD (3.9-10/11/12 um)	21.61 K
Observed - Background BTD (3.9-10/11/12 um)	8.30 K
BTD Anomaly (3.9-10/11/12 um)	4.97 K
Similar Pixel Count	11
BT Time Tendency (3.9 um)	9.90 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	0.69
Maximum Radiative Power	39.13 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.00°
Mean Solar Zenith Angle	26.10°
Mean Glint Angle	45.00°
Water Fraction	0.00
Total Pixel Area	8.90 km²
Latest Satellite Imagery:	None Available
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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	2025-04-18 15:38:22UTC
Radiative Center (Lat, Lon):	21.525278°, -77.955276°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	21.92 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.99 K
Observed - Background BT (3.9 um)	4.94 K
BT Anomaly (3.9 um)	2.29 K
Maximum Observed - Clear RTM BT (3.9 um)	13.54 K
Maximum Observed BTD (3.9-10/11/12 um)	18.23 K
Observed - Background BTD (3.9-10/11/12 um)	4.90 K
BTD Anomaly (3.9-10/11/12 um)	2.58 K
Similar Pixel Count	14
BT Time Tendency (3.9 um)	1.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.49
Fraction of Surrounding Red Channel Pixels that are Brighter	0.61
Maximum Radiative Power	21.92 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	25.50°
Mean Solar Zenith Angle	25.30°
Mean Glint Angle	43.50°
Water Fraction	0.00
Total Pixel Area	4.40 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS)