Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-05-23
Time:	21:16:17
Production Date and Time:	2025-05-23 21:21:17 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251432116175_e20251432118548_c20251432119009.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251432111175_e20251432113548_c20251432114044.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Choctaw County, AL
NWS WFO	Mobile AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-05-23 21:17:21UTC
Radiative Center (Lat, Lon):	32.295277°, -88.337219°
Nearby Counties (meeting alert criteria):	Choctaw County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	5.84 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	302.98 K
Observed - Background BT (3.9 um)	1.76 K
BT Anomaly (3.9 um)	2.79 K
Maximum Observed - Clear RTM BT (3.9 um)	7.16 K
Maximum Observed BTD (3.9-10/11/12 um)	10.67 K
Observed - Background BTD (3.9-10/11/12 um)	1.62 K
BTD Anomaly (3.9-10/11/12 um)	1.78 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.55
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	5.84 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	40.40°
Mean Solar Zenith Angle	47.30°
Mean Glint Angle	45.80°
Water Fraction	0.00
Total Pixel Area	5.30 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Monroe County, AL
NWS WFO	Mobile AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-05-23 21:17:21UTC
Radiative Center (Lat, Lon):	31.706667°, -87.128609°
Nearby Counties (meeting alert criteria):	Monroe County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	11.81 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.06 K
Observed - Background BT (3.9 um)	3.41 K
BT Anomaly (3.9 um)	5.91 K
Maximum Observed - Clear RTM BT (3.9 um)	7.81 K
Maximum Observed BTD (3.9-10/11/12 um)	11.03 K
Observed - Background BTD (3.9-10/11/12 um)	3.07 K
BTD Anomaly (3.9-10/11/12 um)	2.93 K
Similar Pixel Count	18
BT Time Tendency (3.9 um)	0.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.69
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	11.81 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	39.30°
Mean Solar Zenith Angle	48.30°
Mean Glint Angle	46.30°
Water Fraction	0.00
Total Pixel Area	5.20 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
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Basic Information
State/Province(s)	GA
Country/Countries	United States
County/Locality(s)	Miller County, GA
NWS WFO	Tallahassee FL
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-05-23 21:17:21UTC
Radiative Center (Lat, Lon):	31.129999°, -84.751114°
Nearby Counties (meeting alert criteria):	Miller County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	198.83 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	331.75 K
Observed - Background BT (3.9 um)	24.14 K
BT Anomaly (3.9 um)	25.74 K
Maximum Observed - Clear RTM BT (3.9 um)	31.90 K
Maximum Observed BTD (3.9-10/11/12 um)	32.94 K
Observed - Background BTD (3.9-10/11/12 um)	22.74 K
BTD Anomaly (3.9-10/11/12 um)	35.12 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	23.60 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	123.88 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	37.90°
Mean Solar Zenith Angle	50.40°
Mean Glint Angle	48.50°
Water Fraction	0.00
Total Pixel Area	10.10 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	2025-05-23 21:18:22UTC
Radiative Center (Lat, Lon):	22.912222°, -81.002502°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	37.39 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	316.35 K
Observed - Background BT (3.9 um)	9.96 K
BT Anomaly (3.9 um)	8.50 K
Maximum Observed - Clear RTM BT (3.9 um)	11.98 K
Maximum Observed BTD (3.9-10/11/12 um)	25.86 K
Observed - Background BTD (3.9-10/11/12 um)	9.80 K
BTD Anomaly (3.9-10/11/12 um)	7.45 K
Similar Pixel Count	11
BT Time Tendency (3.9 um)	1.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.35
Fraction of Surrounding Red Channel Pixels that are Brighter	0.80
Maximum Radiative Power	37.39 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.70°
Mean Solar Zenith Angle	54.50°
Mean Glint Angle	48.10°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental