Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-29
Time:	20:36:17
Production Date and Time:	2025-04-29 20:41:24 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251192036174_e20251192038547_c20251192039042.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251192031174_e20251192033547_c20251192034050.nc
Number Of Thermal Anomaly Alerts:	5

Basic Information
State/Province(s)	SD
Country/Countries	United States
County/Locality(s)	Davison County, SD
NWS WFO	Sioux Falls SD
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-29 20:36:20UTC
Radiative Center (Lat, Lon):	43.784443°, -98.148888°
Nearby Counties (meeting alert criteria):	Davison County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	9.17 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.23 K
Observed - Background BT (3.9 um)	2.97 K
BT Anomaly (3.9 um)	2.10 K
Maximum Observed - Clear RTM BT (3.9 um)	16.73 K
Maximum Observed BTD (3.9-10/11/12 um)	9.80 K
Observed - Background BTD (3.9-10/11/12 um)	2.51 K
BTD Anomaly (3.9-10/11/12 um)	3.72 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.60 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.68
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	9.17 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	55.80°
Mean Solar Zenith Angle	40.00°
Mean Glint Angle	68.20°
Water Fraction	0.00
Total Pixel Area	7.10 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m SDs-NE-COne-KSnw_750_m
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Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Iowa County, IA
NWS WFO	Quad Cities IL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-29 20:36:51UTC
Radiative Center (Lat, Lon):	41.631111°, -92.133057°
Nearby Counties (meeting alert criteria):	Iowa County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	28.85 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.02 K
Observed - Background BT (3.9 um)	3.28 K
BT Anomaly (3.9 um)	2.00 K
Maximum Observed - Clear RTM BT (3.9 um)	18.93 K
Maximum Observed BTD (3.9-10/11/12 um)	12.29 K
Observed - Background BTD (3.9-10/11/12 um)	4.38 K
BTD Anomaly (3.9-10/11/12 um)	4.75 K
Similar Pixel Count	11
BT Time Tendency (3.9 um)	2.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.14
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	28.85 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.40°
Mean Solar Zenith Angle	42.60°
Mean Glint Angle	65.10°
Water Fraction	0.00
Total Pixel Area	12.80 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_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	2025-04-29 20:38:22UTC
Radiative Center (Lat, Lon):	22.656944°, -79.713058°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	28.17 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.93 K
Observed - Background BT (3.9 um)	7.18 K
BT Anomaly (3.9 um)	2.85 K
Maximum Observed - Clear RTM BT (3.9 um)	9.37 K
Maximum Observed BTD (3.9-10/11/12 um)	14.85 K
Observed - Background BTD (3.9-10/11/12 um)	6.79 K
BTD Anomaly (3.9-10/11/12 um)	3.55 K
Similar Pixel Count	10
BT Time Tendency (3.9 um)	3.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.64
Fraction of Surrounding Red Channel Pixels that are Brighter	0.60
Maximum Radiative Power	28.17 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	27.10°
Mean Solar Zenith Angle	48.00°
Mean Glint Angle	48.90°
Water Fraction	0.00
Total Pixel Area	9.00 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	2025-04-29 20:38:21UTC
Radiative Center (Lat, Lon):	22.461390°, -83.522224°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	8.46 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	313.97 K
Observed - Background BT (3.9 um)	3.03 K
BT Anomaly (3.9 um)	1.23 K
Maximum Observed - Clear RTM BT (3.9 um)	10.54 K
Maximum Observed BTD (3.9-10/11/12 um)	13.33 K
Observed - Background BTD (3.9-10/11/12 um)	2.59 K
BTD Anomaly (3.9-10/11/12 um)	1.38 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.70 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	1.00
Maximum Radiative Power	8.46 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	28.10°
Mean Solar Zenith Angle	44.50°
Mean Glint Angle	42.70°
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	2025-04-29 20:38:22UTC
Radiative Center (Lat, Lon):	21.875000°, -78.930557°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	26.64 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)	3.87 K
BT Anomaly (3.9 um)	1.18 K
Maximum Observed - Clear RTM BT (3.9 um)	8.49 K
Maximum Observed BTD (3.9-10/11/12 um)	13.62 K
Observed - Background BTD (3.9-10/11/12 um)	3.35 K
BTD Anomaly (3.9-10/11/12 um)	1.05 K
Similar Pixel Count	18
BT Time Tendency (3.9 um)	1.00 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	0.80
Maximum Radiative Power	14.04 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.10°
Mean Solar Zenith Angle	48.80°
Mean Glint Angle	49.50°
Water Fraction	0.00
Total Pixel Area	8.90 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS) - Experimental