Next Generation Fire System (NGFS) - Experimental ; CIMSS

Date:	2025-04-11
Time:	16:44:25
Production Date and Time:	2025-04-11 16:45:25 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadM1-M6C14_G19_s20251011644256_e20251011644314_c20251011644372.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadM1-M6C14_G19_s20251011642256_e20251011642314_c20251011642373.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Sioux County, IA
NWS WFO	Sioux Falls SD
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-11 16:44:28UTC
Radiative Center (Lat, Lon):	43.121387°, -96.083885°
Nearby Counties (meeting alert criteria):	Sioux County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	10.66 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	311.51 K
Observed - Background BT (3.9 um)	2.11 K
BT Anomaly (3.9 um)	2.30 K
Maximum Observed - Clear RTM BT (3.9 um)	20.09 K
Maximum Observed BTD (3.9-10/11/12 um)	15.03 K
Observed - Background BTD (3.9-10/11/12 um)	2.06 K
BTD Anomaly (3.9-10/11/12 um)	6.26 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.50 K
Image Interval	2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.44
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	10.66 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	54.30°
Mean Solar Zenith Angle	41.60°
Mean Glint Angle	95.40°
Water Fraction	0.00
Total Pixel Area	6.90 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
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Basic Information
State/Province(s)	CO
Country/Countries	United States
County/Locality(s)	Larimer County, CO
NWS WFO	Denver CO
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-11 16:44:29UTC
Radiative Center (Lat, Lon):	40.751110°, -105.566948°
Nearby Counties (meeting alert criteria):	Larimer County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	14.56 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	307.19 K
Observed - Background BT (3.9 um)	2.77 K
BT Anomaly (3.9 um)	2.00 K
Maximum Observed - Clear RTM BT (3.9 um)	19.92 K
Maximum Observed BTD (3.9-10/11/12 um)	10.96 K
Observed - Background BTD (3.9-10/11/12 um)	2.96 K
BTD Anomaly (3.9-10/11/12 um)	4.12 K
Similar Pixel Count	20
BT Time Tendency (3.9 um)	0.60 K
Image Interval	2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.60
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	14.56 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	56.80°
Mean Solar Zenith Angle	45.10°
Mean Glint Angle	101.20°
Water Fraction	0.00
Total Pixel Area	7.30 km²
Latest Satellite Imagery:	WY-UTne-COnw_750_m
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Basic Information
State/Province(s)	KS
Country/Countries	United States
County/Locality(s)	Marion County, KS
NWS WFO	Wichita KS
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-11 16:44:30UTC
Radiative Center (Lat, Lon):	38.315834°, -96.857224°
Nearby Counties (meeting alert criteria):	Marion County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	21.05 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	309.78 K
Observed - Background BT (3.9 um)	2.87 K
BT Anomaly (3.9 um)	1.53 K
Maximum Observed - Clear RTM BT (3.9 um)	19.62 K
Maximum Observed BTD (3.9-10/11/12 um)	11.94 K
Observed - Background BTD (3.9-10/11/12 um)	2.01 K
BTD Anomaly (3.9-10/11/12 um)	2.06 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	0.30 K
Image Interval	2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.80
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	12.03 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	50.10°
Mean Solar Zenith Angle	38.40°
Mean Glint Angle	87.90°
Water Fraction	0.00
Total Pixel Area	12.50 km²
Latest Satellite Imagery:	MOsw-KSe-OKe-ARnw_750_m
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Basic Information
State/Province(s)	AR
Country/Countries	United States
County/Locality(s)	Logan County, AR
NWS WFO	Little Rock AR
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-11 16:44:31UTC
Radiative Center (Lat, Lon):	35.265278°, -93.355553°
Nearby Counties (meeting alert criteria):	Logan County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	4.55 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	299.95 K
Observed - Background BT (3.9 um)	2.04 K
BT Anomaly (3.9 um)	2.11 K
Maximum Observed - Clear RTM BT (3.9 um)	12.10 K
Maximum Observed BTD (3.9-10/11/12 um)	7.82 K
Observed - Background BTD (3.9-10/11/12 um)	1.74 K
BTD Anomaly (3.9-10/11/12 um)	3.09 K
Similar Pixel Count	21
BT Time Tendency (3.9 um)	0.60 K
Image Interval	2.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.62
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	4.55 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	45.50°
Mean Solar Zenith Angle	34.20°
Mean Glint Angle	79.20°
Water Fraction	0.00
Total Pixel Area	5.70 km²
Latest Satellite Imagery:	MOsw-KSe-OKe-ARnw_750_m
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Next Generation Fire System (NGFS) - Experimental