Next Generation Fire System (NGFS) -- CIMSS

Date:	2025-04-27
Time:	15:21:17
Production Date and Time:	2025-04-27 15:26:03 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251171521172_e20251171523545_c20251171524037.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251171516172_e20251171518545_c20251171519030.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	MI
Country/Countries	United States
County/Locality(s)	Chippewa County, MI
NWS WFO	Gaylord MI
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-27 15:21:22UTC
Radiative Center (Lat, Lon):	46.206112°, -84.592499°
Nearby Counties (meeting alert criteria):	Chippewa County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	13.34 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	291.58 K
Observed - Background BT (3.9 um)	6.00 K
BT Anomaly (3.9 um)	3.90 K
Maximum Observed - Clear RTM BT (3.9 um)	13.00 K
Maximum Observed BTD (3.9-10/11/12 um)	15.58 K
Observed - Background BTD (3.9-10/11/12 um)	6.48 K
BTD Anomaly (3.9-10/11/12 um)	4.21 K
Similar Pixel Count	24
BT Time Tendency (3.9 um)	1.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.61
Fraction of Surrounding Red Channel Pixels that are Brighter	0.94
Maximum Radiative Power	13.34 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	54.20°
Mean Solar Zenith Angle	43.20°
Mean Glint Angle	90.30°
Water Fraction	0.00
Total Pixel Area	6.80 km²
Latest Satellite Imagery:	MIne_750_m WIn-MIn_750_m
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Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Hale County, AL
NWS WFO	Birmingham AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-27 15:22:21UTC
Radiative Center (Lat, Lon):	32.660557°, -87.736946°
Nearby Counties (meeting alert criteria):	Hale County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.42 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	298.99 K
Observed - Background BT (3.9 um)	3.06 K
BT Anomaly (3.9 um)	2.80 K
Maximum Observed - Clear RTM BT (3.9 um)	4.16 K
Maximum Observed BTD (3.9-10/11/12 um)	18.34 K
Observed - Background BTD (3.9-10/11/12 um)	2.98 K
BTD Anomaly (3.9-10/11/12 um)	2.48 K
Similar Pixel Count	11
BT Time Tendency (3.9 um)	1.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.26
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	15.42 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	40.50°
Mean Solar Zenith Angle	38.60°
Mean Glint Angle	71.60°
Water Fraction	0.00
Total Pixel Area	10.50 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)	Bryan County, GA
NWS WFO	Charleston SC
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-27 15:22:22UTC
Radiative Center (Lat, Lon):	32.038612°, -81.398056°
Nearby Counties (meeting alert criteria):	Bryan County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	83.56 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.12 K
Observed - Background BT (3.9 um)	11.70 K
BT Anomaly (3.9 um)	6.63 K
Maximum Observed - Clear RTM BT (3.9 um)	14.52 K
Maximum Observed BTD (3.9-10/11/12 um)	34.51 K
Observed - Background BTD (3.9-10/11/12 um)	11.20 K
BTD Anomaly (3.9-10/11/12 um)	6.46 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	5.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.37
Fraction of Surrounding Red Channel Pixels that are Brighter	0.82
Maximum Radiative Power	53.22 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	38.10°
Mean Solar Zenith Angle	33.40°
Mean Glint Angle	63.40°
Water Fraction	0.00
Total Pixel Area	10.20 km²
Latest Satellite Imagery:	SCs-GAe-FLn_750_m
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Basic Information
State/Province(s)	Unknown
Country/Countries	Dominican Republic
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-27 15:23:23UTC
Radiative Center (Lat, Lon):	19.657778°, -71.622223°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	4.93 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.64 K
Observed - Background BT (3.9 um)	4.01 K
BT Anomaly (3.9 um)	2.35 K
Maximum Observed - Clear RTM BT (3.9 um)	15.14 K
Maximum Observed BTD (3.9-10/11/12 um)	17.31 K
Observed - Background BTD (3.9-10/11/12 um)	3.01 K
BTD Anomaly (3.9-10/11/12 um)	2.12 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.40 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	0.99
Maximum Radiative Power	4.93 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	23.50°
Mean Solar Zenith Angle	20.70°
Mean Glint Angle	31.80°
Water Fraction	0.00
Total Pixel Area	4.40 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS)