Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-09-23
Time:	21:26:15
Production Date and Time:	2025-09-23 21:33:59 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20252662126156_e20252662128529_c20252662129023.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20252662106156_e20252662108529_c20252662109031.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Jefferson County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-23 21:27:18UTC
Radiative Center (Lat, Lon):	34.158333°, -91.785004°
Nearby Counties (meeting alert criteria):	Jefferson County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	17.27 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.20 K
Observed - Background BT (3.9 um)	4.16 K
BT Anomaly (3.9 um)	2.33 K
Maximum Observed - Clear RTM BT (3.9 um)	9.83 K
Maximum Observed BTD (3.9-10/11/12 um)	16.53 K
Observed - Background BTD (3.9-10/11/12 um)	3.75 K
BTD Anomaly (3.9-10/11/12 um)	2.51 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	3.60 K
Image Interval	20.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.75
Fraction of Surrounding Red Channel Pixels that are Brighter	0.89
Maximum Radiative Power	17.27 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.70°
Mean Solar Zenith Angle	59.00°
Mean Glint Angle	65.50°
Water Fraction	0.00
Total Pixel Area	5.50 km²
Latest Satellite Imagery:	MOsw-KSe-OKe-ARnw_750_m TXe-LA-ARs_750_m
Show More ▲ Show Less ▼ View all event imagery »

Basic Information
State/Province(s)	MS
Country/Countries	United States
County/Locality(s)	Bolivar County, MS
NWS WFO	Jackson MS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-23 21:27:19UTC
Radiative Center (Lat, Lon):	33.891666°, -90.959724°
Nearby Counties (meeting alert criteria):	Bolivar County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	15.73 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.90 K
Observed - Background BT (3.9 um)	7.17 K
BT Anomaly (3.9 um)	2.58 K
Maximum Observed - Clear RTM BT (3.9 um)	12.35 K
Maximum Observed BTD (3.9-10/11/12 um)	20.74 K
Observed - Background BTD (3.9-10/11/12 um)	6.42 K
BTD Anomaly (3.9-10/11/12 um)	2.58 K
Similar Pixel Count	21
BT Time Tendency (3.9 um)	2.70 K
Image Interval	20.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.90
Fraction of Surrounding Red Channel Pixels that are Brighter	0.74
Maximum Radiative Power	15.73 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.10°
Mean Solar Zenith Angle	59.60°
Mean Glint Angle	65.80°
Water Fraction	0.00
Total Pixel Area	5.50 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MOsw-KSe-OKe-ARnw_750_m MS-AL-GAw-FLw_750_m TXe-LA-ARs_750_m
Show More ▲ Show Less ▼ View all event imagery »

Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Desha County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-23 21:27:19UTC
Radiative Center (Lat, Lon):	33.832779°, -91.445831°
Nearby Counties (meeting alert criteria):	Desha County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	30.83 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.25 K
Observed - Background BT (3.9 um)	3.91 K
BT Anomaly (3.9 um)	2.21 K
Maximum Observed - Clear RTM BT (3.9 um)	9.37 K
Maximum Observed BTD (3.9-10/11/12 um)	18.30 K
Observed - Background BTD (3.9-10/11/12 um)	3.78 K
BTD Anomaly (3.9-10/11/12 um)	2.50 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.60 K
Image Interval	20.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.54
Fraction of Surrounding Red Channel Pixels that are Brighter	0.94
Maximum Radiative Power	18.07 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	43.20°
Mean Solar Zenith Angle	59.20°
Mean Glint Angle	65.30°
Water Fraction	0.00
Total Pixel Area	11.00 km²
Latest Satellite Imagery:	ILs-INs-KYw-TNw-_750_m MOsw-KSe-OKe-ARnw_750_m MS-AL-GAw-FLw_750_m TXe-LA-ARs_750_m
Show More ▲ Show Less ▼ View all event imagery »

Basic Information
State/Province(s)	AZ
Country/Countries	United States
County/Locality(s)	Graham County, AZ
NWS WFO	Tucson AZ
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-09-23 21:27:17UTC
Radiative Center (Lat, Lon):	33.596390°, -109.509163°
Nearby Counties (meeting alert criteria):	Graham County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	25.02 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.32 K
Observed - Background BT (3.9 um)	8.08 K
BT Anomaly (3.9 um)	4.33 K
Maximum Observed - Clear RTM BT (3.9 um)	13.02 K
Maximum Observed BTD (3.9-10/11/12 um)	18.51 K
Observed - Background BTD (3.9-10/11/12 um)	8.68 K
BTD Anomaly (3.9-10/11/12 um)	4.18 K
Similar Pixel Count	6
BT Time Tendency (3.9 um)	5.50 K
Image Interval	20.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.34
Fraction of Surrounding Red Channel Pixels that are Brighter	0.46
Maximum Radiative Power	25.02 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	53.80°
Mean Solar Zenith Angle	46.20°
Mean Glint Angle	58.20°
Water Fraction	0.00
Total Pixel Area	6.80 km²
Latest Satellite Imagery:	NMsw-AZse_750_m
Show More ▲ Show Less ▼ View all event imagery »

Next Generation Fire System (NGFS) - Experimental