Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-05-23
Time:	17:21:17
Production Date and Time:	2025-05-23 17:26:29 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251431721175_e20251431723548_c20251431724050.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251431716175_e20251431718548_c20251431719038.nc
Number Of Thermal Anomaly Alerts:	5

Basic Information
State/Province(s)	ND
Country/Countries	United States
County/Locality(s)	Nelson County, ND
NWS WFO	Grand Forks ND
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-05-23 17:21:20UTC
Radiative Center (Lat, Lon):	48.005280°, -98.048058°
Nearby Counties (meeting alert criteria):	Nelson County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	16.43 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	304.07 K
Observed - Background BT (3.9 um)	3.45 K
BT Anomaly (3.9 um)	1.84 K
Maximum Observed - Clear RTM BT (3.9 um)	15.69 K
Maximum Observed BTD (3.9-10/11/12 um)	13.29 K
Observed - Background BTD (3.9-10/11/12 um)	3.32 K
BTD Anomaly (3.9-10/11/12 um)	3.74 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	2.50 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	16.43 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	59.70°
Mean Solar Zenith Angle	30.70°
Mean Glint Angle	90.50°
Water Fraction	0.00
Total Pixel Area	7.90 km²
Latest Satellite Imagery:	MN-WInw_750_m ND-SDn_750_m
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Basic Information
State/Province(s)	UT
Country/Countries	United States
County/Locality(s)	Sevier County, UT
NWS WFO	Salt Lake City UT
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-05-23 17:21:49UTC
Radiative Center (Lat, Lon):	38.860001°, -111.436668°
Nearby Counties (meeting alert criteria):	Sevier County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	29.46 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.76 K
Observed - Background BT (3.9 um)	5.46 K
BT Anomaly (3.9 um)	3.45 K
Maximum Observed - Clear RTM BT (3.9 um)	17.28 K
Maximum Observed BTD (3.9-10/11/12 um)	13.51 K
Observed - Background BTD (3.9-10/11/12 um)	4.88 K
BTD Anomaly (3.9-10/11/12 um)	10.17 K
Similar Pixel Count	18
BT Time Tendency (3.9 um)	3.00 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.50
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	29.46 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	58.90°
Mean Solar Zenith Angle	31.90°
Mean Glint Angle	89.90°
Water Fraction	0.00
Total Pixel Area	7.70 km²
Latest Satellite Imagery:	COsw-UTse-AZne-NMnw_750_m NVs-UTsw-AZnw_750_m
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Basic Information
State/Province(s)	SC
Country/Countries	United States
County/Locality(s)	Aiken County, SC
NWS WFO	Columbia SC
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-05-23 17:22:22UTC
Radiative Center (Lat, Lon):	33.323334°, -81.865837°
Nearby Counties (meeting alert criteria):	Aiken County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	17.09 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	306.61 K
Observed - Background BT (3.9 um)	2.82 K
BT Anomaly (3.9 um)	1.47 K
Maximum Observed - Clear RTM BT (3.9 um)	9.95 K
Maximum Observed BTD (3.9-10/11/12 um)	16.92 K
Observed - Background BTD (3.9-10/11/12 um)	3.49 K
BTD Anomaly (3.9-10/11/12 um)	1.84 K
Similar Pixel Count	19
BT Time Tendency (3.9 um)	1.10 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	0.98
Maximum Radiative Power	17.09 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	39.60°
Mean Solar Zenith Angle	12.90°
Mean Glint Angle	52.40°
Water Fraction	0.00
Total Pixel Area	5.20 km²
Latest Satellite Imagery:	SCs-GAe-FLn_750_m
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Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Elmore County, AL
NWS WFO	Birmingham AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-05-23 17:22:21UTC
Radiative Center (Lat, Lon):	32.552502°, -85.945274°
Nearby Counties (meeting alert criteria):	Elmore County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	10.31 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.03 K
Observed - Background BT (3.9 um)	3.50 K
BT Anomaly (3.9 um)	1.62 K
Maximum Observed - Clear RTM BT (3.9 um)	7.47 K
Maximum Observed BTD (3.9-10/11/12 um)	14.24 K
Observed - Background BTD (3.9-10/11/12 um)	2.96 K
BTD Anomaly (3.9-10/11/12 um)	2.02 K
Similar Pixel Count	25
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	0.91
Maximum Radiative Power	10.31 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	39.80°
Mean Solar Zenith Angle	12.80°
Mean Glint Angle	52.60°
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)	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 17:23:22UTC
Radiative Center (Lat, Lon):	21.789722°, -77.882774°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	48.06 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	320.92 K
Observed - Background BT (3.9 um)	3.56 K
BT Anomaly (3.9 um)	1.69 K
Maximum Observed - Clear RTM BT (3.9 um)	14.15 K
Maximum Observed BTD (3.9-10/11/12 um)	22.94 K
Observed - Background BTD (3.9-10/11/12 um)	3.39 K
BTD Anomaly (3.9-10/11/12 um)	2.42 K
Similar Pixel Count	21
BT Time Tendency (3.9 um)	2.00 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	1.00
Maximum Radiative Power	18.49 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	25.80°
Mean Solar Zenith Angle	3.40°
Mean Glint Angle	26.90°
Water Fraction	0.00
Total Pixel Area	13.30 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental