Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-16
Time:	19:56:54
Production Date and Time:	2025-04-16 19:57:56 UTC
Primary Instrument:	GOES-18 ABI
Wmo Spacecraft Id:	665
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadM2-M6C14_G18_s20251061956545_e20251061957002_c20251061957052.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadM2-M6C14_G18_s20251061941545_e20251061942002_c20251061942095.nc
Number Of Thermal Anomaly Alerts:	3

Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Bibb County, AL
NWS WFO	Birmingham AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-16 19:56:55UTC
Radiative Center (Lat, Lon):	33.020557°, -87.007774°
Nearby Counties (meeting alert criteria):	Bibb County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	22.08 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	299.93 K
Observed - Background BT (3.9 um)	3.04 K
BT Anomaly (3.9 um)	3.35 K
Maximum Observed - Clear RTM BT (3.9 um)	9.35 K
Maximum Observed BTD (3.9-10/11/12 um)	9.72 K
Observed - Background BTD (3.9-10/11/12 um)	2.50 K
BTD Anomaly (3.9-10/11/12 um)	5.36 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.90 K
Image Interval	15.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.74
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	12.68 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	65.70°
Mean Solar Zenith Angle	37.70°
Mean Glint Angle	103.20°
Water Fraction	0.00
Total Pixel Area	19.50 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Basic Information
State/Province(s)	LA
Country/Countries	United States
County/Locality(s)	Ascension Parish, LA
NWS WFO	New Orleans LA
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-16 19:56:58UTC
Radiative Center (Lat, Lon):	30.275555°, -90.924164°
Nearby Counties (meeting alert criteria):	Ascension Parish (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	11.32 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Likely an Urban Source
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.20 K
Observed - Background BT (3.9 um)	2.66 K
BT Anomaly (3.9 um)	0.97 K
Maximum Observed - Clear RTM BT (3.9 um)	14.24 K
Maximum Observed BTD (3.9-10/11/12 um)	12.47 K
Observed - Background BTD (3.9-10/11/12 um)	2.08 K
BTD Anomaly (3.9-10/11/12 um)	1.29 K
Similar Pixel Count	20
BT Time Tendency (3.9 um)	2.20 K
Image Interval	15.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.83
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	11.32 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	61.10°
Mean Solar Zenith Angle	33.40°
Mean Glint Angle	94.40°
Water Fraction	0.00
Total Pixel Area	8.30 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m TXe-LA-ARs_750_m
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Basic Information
State/Province(s)	FL
Country/Countries	United States
County/Locality(s)	Leon County, FL
NWS WFO	Tallahassee FL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-16 19:56:59UTC
Radiative Center (Lat, Lon):	30.591110°, -84.314445°
Nearby Counties (meeting alert criteria):	Leon County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.01 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	299.73 K
Observed - Background BT (3.9 um)	1.71 K
BT Anomaly (3.9 um)	1.31 K
Maximum Observed - Clear RTM BT (3.9 um)	8.97 K
Maximum Observed BTD (3.9-10/11/12 um)	7.67 K
Observed - Background BTD (3.9-10/11/12 um)	1.92 K
BTD Anomaly (3.9-10/11/12 um)	3.54 K
Similar Pixel Count	24
BT Time Tendency (3.9 um)	1.80 K
Image Interval	15.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.43
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	12.01 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	67.00°
Mean Solar Zenith Angle	38.60°
Mean Glint Angle	105.50°
Water Fraction	0.00
Total Pixel Area	10.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m SCs-GAe-FLn_750_m
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Next Generation Fire System (NGFS) - Experimental