Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-11
Time:	19:46:25
Production Date and Time:	2025-04-11 19:47:55 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadM1-M6C14_G19_s20251011946256_e20251011946314_c20251011946370.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadM1-M6C14_G19_s20251011944256_e20251011944314_c20251011944362.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	WY
Country/Countries	United States
County/Locality(s)	Big Horn County, WY
NWS WFO	Riverton WY
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-11 19:46:26UTC
Radiative Center (Lat, Lon):	44.252224°, -108.011665°
Nearby Counties (meeting alert criteria):	Big Horn County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	48.39 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	318.72 K
Observed - Background BT (3.9 um)	6.74 K
BT Anomaly (3.9 um)	9.31 K
Maximum Observed - Clear RTM BT (3.9 um)	24.28 K
Maximum Observed BTD (3.9-10/11/12 um)	17.99 K
Observed - Background BTD (3.9-10/11/12 um)	6.02 K
BTD Anomaly (3.9-10/11/12 um)	8.80 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	6.60 K
Image Interval	2.00 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	48.39 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	60.90°
Mean Solar Zenith Angle	37.00°
Mean Glint Angle	84.40°
Water Fraction	0.00
Total Pixel Area	8.20 km²
Latest Satellite Imagery:	MTe_750_m WY-UTne-COnw_750_m
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Basic Information
State/Province(s)	NE
Country/Countries	United States
County/Locality(s)	Dakota County, NE
NWS WFO	Sioux Falls SD
Identification Method	Enhanced Contextual (Cloud)
Mean Object Date/Time	2025-04-11 19:46:28UTC
Radiative Center (Lat, Lon):	42.392776°, -96.722221°
Nearby Counties (meeting alert criteria):	Dakota County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	32.18 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	316.20 K
Observed - Background BT (3.9 um)	6.54 K
BT Anomaly (3.9 um)	8.36 K
Maximum Observed - Clear RTM BT (3.9 um)	23.17 K
Maximum Observed BTD (3.9-10/11/12 um)	15.44 K
Observed - Background BTD (3.9-10/11/12 um)	5.64 K
BTD Anomaly (3.9-10/11/12 um)	22.22 K
Similar Pixel Count	0
BT Time Tendency (3.9 um)	4.20 K
Image Interval	2.00 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	32.18 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	53.90°
Mean Solar Zenith Angle	38.50°
Mean Glint Angle	76.70°
Water Fraction	0.00
Total Pixel Area	6.80 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
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Basic Information
State/Province(s)	NE
Country/Countries	United States
County/Locality(s)	Gage County, NE
NWS WFO	Omaha/Valley NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-11 19:46:31UTC
Radiative Center (Lat, Lon):	40.021389°, -96.499443°
Nearby Counties (meeting alert criteria):	Gage County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	4.87 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)	1.71 K
BT Anomaly (3.9 um)	1.41 K
Maximum Observed - Clear RTM BT (3.9 um)	21.26 K
Maximum Observed BTD (3.9-10/11/12 um)	10.06 K
Observed - Background BTD (3.9-10/11/12 um)	1.33 K
BTD Anomaly (3.9-10/11/12 um)	3.41 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.40 K
Image Interval	2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.69
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	4.87 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.50°
Mean Solar Zenith Angle	36.60°
Mean Glint Angle	72.20°
Water Fraction	0.00
Total Pixel Area	6.40 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
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Basic Information
State/Province(s)	KS
Country/Countries	United States
County/Locality(s)	Clay County, KS
NWS WFO	Topeka KS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-11 19:46:31UTC
Radiative Center (Lat, Lon):	39.259445°, -97.076942°
Nearby Counties (meeting alert criteria):	Clay County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	12.31 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)	2.60 K
BT Anomaly (3.9 um)	1.37 K
Maximum Observed - Clear RTM BT (3.9 um)	17.20 K
Maximum Observed BTD (3.9-10/11/12 um)	11.77 K
Observed - Background BTD (3.9-10/11/12 um)	2.59 K
BTD Anomaly (3.9-10/11/12 um)	1.87 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	2.20 K
Image Interval	2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.58
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	12.31 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.10°
Mean Solar Zenith Angle	35.80°
Mean Glint Angle	70.90°
Water Fraction	0.00
Total Pixel Area	6.40 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m MOsw-KSe-OKe-ARnw_750_m
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Next Generation Fire System (NGFS) - Experimental