Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-05-02
Time:	20:16:17
Production Date and Time:	2025-05-02 20:21:15 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251222016177_e20251222018550_c20251222019028.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251222011177_e20251222013550_c20251222014039.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	SD
Country/Countries	United States
County/Locality(s)	Codington County, SD
NWS WFO	Aberdeen SD
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-05-02 20:16:20UTC
Radiative Center (Lat, Lon):	44.839169°, -97.483612°
Nearby Counties (meeting alert criteria):	Codington County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	78.51 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.58 K
Observed - Background BT (3.9 um)	10.26 K
BT Anomaly (3.9 um)	6.43 K
Maximum Observed - Clear RTM BT (3.9 um)	25.06 K
Maximum Observed BTD (3.9-10/11/12 um)	19.96 K
Observed - Background BTD (3.9-10/11/12 um)	10.10 K
BTD Anomaly (3.9-10/11/12 um)	17.06 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	7.80 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.57
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	45.32 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	56.50°
Mean Solar Zenith Angle	37.60°
Mean Glint Angle	71.30°
Water Fraction	0.00
Total Pixel Area	14.50 km²
Latest Satellite Imagery:	MN-WInw_750_m ND-SDn_750_m
Show More ▲ Show Less ▼ View all event imagery »

Basic Information
State/Province(s)	AL
Country/Countries	United States
County/Locality(s)	Marengo County, AL
NWS WFO	Birmingham AL
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-05-02 20:17:21UTC
Radiative Center (Lat, Lon):	32.518333°, -87.735832°
Nearby Counties (meeting alert criteria):	Marengo County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	20.99 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	305.13 K
Observed - Background BT (3.9 um)	6.26 K
BT Anomaly (3.9 um)	4.01 K
Maximum Observed - Clear RTM BT (3.9 um)	9.69 K
Maximum Observed BTD (3.9-10/11/12 um)	19.59 K
Observed - Background BTD (3.9-10/11/12 um)	6.12 K
BTD Anomaly (3.9-10/11/12 um)	4.87 K
Similar Pixel Count	20
BT Time Tendency (3.9 um)	2.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.77
Fraction of Surrounding Red Channel Pixels that are Brighter	0.58
Maximum Radiative Power	20.99 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	40.40°
Mean Solar Zenith Angle	37.90°
Mean Glint Angle	51.00°
Water Fraction	0.00
Total Pixel Area	5.30 km²
Latest Satellite Imagery:	MS-AL-GAw-FLw_750_m
Show More ▲ Show Less ▼ View all event imagery »

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	2025-05-02 20:18:22UTC
Radiative Center (Lat, Lon):	23.000278°, -81.769447°
Nearby Counties (meeting alert criteria):	Unknown (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)	312.72 K
Observed - Background BT (3.9 um)	7.12 K
BT Anomaly (3.9 um)	3.40 K
Maximum Observed - Clear RTM BT (3.9 um)	9.65 K
Maximum Observed BTD (3.9-10/11/12 um)	17.51 K
Observed - Background BTD (3.9-10/11/12 um)	6.35 K
BTD Anomaly (3.9-10/11/12 um)	3.73 K
Similar Pixel Count	19
BT Time Tendency (3.9 um)	2.50 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.88
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	28.10°
Mean Solar Zenith Angle	41.40°
Mean Glint Angle	42.70°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
Show More ▲ Show Less ▼ View all event imagery »

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	2025-05-02 20:18:22UTC
Radiative Center (Lat, Lon):	21.606388°, -77.917778°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	22.25 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	312.45 K
Observed - Background BT (3.9 um)	6.96 K
BT Anomaly (3.9 um)	2.35 K
Maximum Observed - Clear RTM BT (3.9 um)	8.51 K
Maximum Observed BTD (3.9-10/11/12 um)	19.47 K
Observed - Background BTD (3.9-10/11/12 um)	6.65 K
BTD Anomaly (3.9-10/11/12 um)	2.85 K
Similar Pixel Count	20
BT Time Tendency (3.9 um)	3.80 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	0.69
Maximum Radiative Power	22.25 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	25.60°
Mean Solar Zenith Angle	44.90°
Mean Glint Angle	47.30°
Water Fraction	0.00
Total Pixel Area	4.40 km²
Latest Satellite Imagery:	None Available
Show More ▲ Show Less ▼ View all event imagery »

Next Generation Fire System (NGFS) - Experimental