Next Generation Fire System (NGFS) -- CIMSS

Date:	2025-04-21
Time:	18:51:17
Production Date and Time:	2025-04-21 18:56:20 UTC
Primary Instrument:	GOES-19 ABI
Wmo Spacecraft Id:	666
Location/orbit:	GEO
L1 File:	OR_ABI-L1b-RadC-M6C14_G19_s20251111851176_e20251111853549_c20251111854048.nc
L1 File(s) - Temporal	OR_ABI-L1b-RadC-M6C14_G19_s20251111846176_e20251111848549_c20251111849038.nc
Number Of Thermal Anomaly Alerts:	4

Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Mills County, IA
NWS WFO	Omaha/Valley NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:51:50UTC
Radiative Center (Lat, Lon):	41.045277°, -95.822220°
Nearby Counties (meeting alert criteria):	Mills County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	39.44 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	308.61 K
Observed - Background BT (3.9 um)	4.29 K
BT Anomaly (3.9 um)	2.66 K
Maximum Observed - Clear RTM BT (3.9 um)	14.63 K
Maximum Observed BTD (3.9-10/11/12 um)	14.62 K
Observed - Background BTD (3.9-10/11/12 um)	4.16 K
BTD Anomaly (3.9-10/11/12 um)	5.27 K
Similar Pixel Count	17
BT Time Tendency (3.9 um)	2.70 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.54
Fraction of Surrounding Red Channel Pixels that are Brighter	0.97
Maximum Radiative Power	20.78 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	52.20°
Mean Solar Zenith Angle	30.20°
Mean Glint Angle	75.80°
Water Fraction	0.00
Total Pixel Area	13.10 km²
Latest Satellite Imagery:	MNs-IA-MOnw-NEe_750_m
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Basic Information
State/Province(s)	IA
Country/Countries	United States
County/Locality(s)	Fremont County, IA
NWS WFO	Omaha/Valley NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:51:50UTC
Radiative Center (Lat, Lon):	40.699165°, -95.555275°
Nearby Counties (meeting alert criteria):	Fremont County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	43.20 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.07 K
Observed - Background BT (3.9 um)	7.13 K
BT Anomaly (3.9 um)	4.49 K
Maximum Observed - Clear RTM BT (3.9 um)	20.95 K
Maximum Observed BTD (3.9-10/11/12 um)	19.93 K
Observed - Background BTD (3.9-10/11/12 um)	8.22 K
BTD Anomaly (3.9-10/11/12 um)	11.72 K
Similar Pixel Count	6
BT Time Tendency (3.9 um)	6.90 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.10
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	43.20 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	51.80°
Mean Solar Zenith Angle	29.90°
Mean Glint Angle	75.00°
Water Fraction	0.00
Total Pixel Area	6.50 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)	Fillmore County, NE
NWS WFO	Hastings NE
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:51:50UTC
Radiative Center (Lat, Lon):	40.461945°, -97.746666°
Nearby Counties (meeting alert criteria):	Fillmore County (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	20.66 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	314.64 K
Observed - Background BT (3.9 um)	5.11 K
BT Anomaly (3.9 um)	5.36 K
Maximum Observed - Clear RTM BT (3.9 um)	19.17 K
Maximum Observed BTD (3.9-10/11/12 um)	16.11 K
Observed - Background BTD (3.9-10/11/12 um)	4.05 K
BTD Anomaly (3.9-10/11/12 um)	11.97 K
Similar Pixel Count	25
BT Time Tendency (3.9 um)	1.40 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.95
Fraction of Surrounding Red Channel Pixels that are Brighter	1.00
Maximum Radiative Power	20.66 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	52.50°
Mean Solar Zenith Angle	29.30°
Mean Glint Angle	75.60°
Water Fraction	0.00
Total Pixel Area	6.60 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)	Unknown
Country/Countries	Cuba
County/Locality(s)	Unknown, Unknown
NWS WFO	N/A
Identification Method	Enhanced Contextual (Clear)
Mean Object Date/Time	2025-04-21 18:53:22UTC
Radiative Center (Lat, Lon):	22.207777°, -80.171112°
Nearby Counties (meeting alert criteria):	Unknown (0.00 km)
Total Radiative Power Anomaly	n/a
Total Radiative Power	7.61 MW
Map:
Additional Information
Alert Status	New Feature
Type of Event	Nominal Risk
Event Priority Ranking	4
Maximum Observed BT (3.9 um)	318.25 K
Observed - Background BT (3.9 um)	2.82 K
BT Anomaly (3.9 um)	1.43 K
Maximum Observed - Clear RTM BT (3.9 um)	11.64 K
Maximum Observed BTD (3.9-10/11/12 um)	14.84 K
Observed - Background BTD (3.9-10/11/12 um)	2.69 K
BTD Anomaly (3.9-10/11/12 um)	2.39 K
Similar Pixel Count	23
BT Time Tendency (3.9 um)	1.20 K
Image Interval	5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder	0.62
Fraction of Surrounding Red Channel Pixels that are Brighter	0.99
Maximum Radiative Power	7.61 MW
Maximum Radiative Power Uncertainty	0.00 MW
Total Radiative Power Uncertainty	0.00 MW
Mean Viewing Angle	26.70°
Mean Solar Zenith Angle	24.40°
Mean Glint Angle	38.40°
Water Fraction	0.00
Total Pixel Area	4.50 km²
Latest Satellite Imagery:	None Available
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Next Generation Fire System (NGFS)