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update NEXRAD location data using latest NCEI database and remove sta…
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…tically loaded station information
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@gewitterblitz
gewitterblitz committed Jun 4, 2024
1 parent 94e8ba4 commit d6330e5
Showing 1 changed file with 43 additions and 211 deletions.
254 changes: 43 additions & 211 deletions pyart/io/nexrad_common.py
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Expand Up @@ -6,6 +6,7 @@
# nexrad related modules. The functions are not and should not be
# exported into the pyart.io namespace.

import pandas as pd

def get_nexrad_location(station):
"""
Expand All @@ -31,217 +32,48 @@ def get_nexrad_location(station):
return loc["lat"], loc["lon"], loc["elev"]


# Locations of NEXRAD locations was retrieved from NOAA's
# Historical Observing Metadata Repository (HOMR) on
# 2014-Mar-27. http://www.ncdc.noaa.gov/homr/
# The data below was extracted with:
# cut -c 10-14,107-115,117-127,128-133
# Locations of NEXRAD locations can be retrieved from NOAA's
# Historical Observing Metadata Repository (HOMR).
# The NEXRAD station location information is available
# at the following link:
# https://www.ncei.noaa.gov/access/homr/

# Read the nexrad-stations.txt file directly from the URL
nexrad_station_file = 'https://www.ncei.noaa.gov/access/homr/file/nexrad-stations.txt;jsessionid=EC5C4FA497A46EFAF53FD6068F870D3E'

# Define the column specifications
colspecs = [
(0, 8), # NCDCID
(9, 13), # ICAO
(14, 19), # WBAN
(20, 50), # NAME
(51, 71), # COUNTRY
(72, 74), # ST
(75, 105),# COUNTY
(106, 115),# LAT
(116, 126),# LON
(127, 133),# ELEV
(134, 139),# UTC
(140, 190) # STNTYPE
]

# Define the column names
colnames = [
'NCDCID', 'ICAO', 'WBAN', 'NAME', 'COUNTRY', 'ST', 'COUNTY',
'LAT', 'LON', 'ELEV', 'UTC', 'STNTYPE'
]

# Read the fixed-width file
df_nexrad_loc = pd.read_fwf(nexrad_station_file, colspecs=colspecs, names=colnames, skiprows=6)


# Create the dictionary
NEXRAD_LOCATIONS = {
"KABR": {"lat": 45.45583, "lon": -98.41306, "elev": 1302},
"KABX": {"lat": 35.14972, "lon": -106.82333, "elev": 5870},
"KAKQ": {"lat": 36.98389, "lon": -77.0075, "elev": 112},
"KAMA": {"lat": 35.23333, "lon": -101.70889, "elev": 3587},
"KAMX": {"lat": 25.61056, "lon": -80.41306, "elev": 14},
"KAPX": {"lat": 44.90722, "lon": -84.71972, "elev": 1464},
"KARX": {"lat": 43.82278, "lon": -91.19111, "elev": 1276},
"KATX": {"lat": 48.19472, "lon": -122.49444, "elev": 494},
"KBBX": {"lat": 39.49611, "lon": -121.63167, "elev": 173},
"KBGM": {"lat": 42.19972, "lon": -75.985, "elev": 1606},
"KBHX": {"lat": 40.49833, "lon": -124.29194, "elev": 2402},
"KBIS": {"lat": 46.77083, "lon": -100.76028, "elev": 1658},
"KBLX": {"lat": 45.85389, "lon": -108.60611, "elev": 3598},
"KBMX": {"lat": 33.17194, "lon": -86.76972, "elev": 645},
"KBOX": {"lat": 41.95583, "lon": -71.1375, "elev": 118},
"KBRO": {"lat": 25.91556, "lon": -97.41861, "elev": 23},
"KBUF": {"lat": 42.94861, "lon": -78.73694, "elev": 693},
"KBYX": {"lat": 24.59694, "lon": -81.70333, "elev": 8},
"KCAE": {"lat": 33.94861, "lon": -81.11861, "elev": 231},
"KCBW": {"lat": 46.03917, "lon": -67.80694, "elev": 746},
"KCBX": {"lat": 43.49083, "lon": -116.23444, "elev": 3061},
"KCCX": {"lat": 40.92306, "lon": -78.00389, "elev": 2405},
"KCLE": {"lat": 41.41306, "lon": -81.86, "elev": 763},
"KCLX": {"lat": 32.65556, "lon": -81.04222, "elev": 97},
"KCRI": {"lat": 35.2383, "lon": -97.4602, "elev": 1201},
"KCRP": {"lat": 27.78389, "lon": -97.51083, "elev": 45},
"KCXX": {"lat": 44.51111, "lon": -73.16639, "elev": 317},
"KCYS": {"lat": 41.15194, "lon": -104.80611, "elev": 6128},
"KDAX": {"lat": 38.50111, "lon": -121.67667, "elev": 30},
"KDDC": {"lat": 37.76083, "lon": -99.96833, "elev": 2590},
"KDFX": {"lat": 29.2725, "lon": -100.28028, "elev": 1131},
"KDGX": {"lat": 32.28, "lon": -89.98444, "elev": -99999},
"KDIX": {"lat": 39.94694, "lon": -74.41111, "elev": 149},
"KDLH": {"lat": 46.83694, "lon": -92.20972, "elev": 1428},
"KDMX": {"lat": 41.73111, "lon": -93.72278, "elev": 981},
"KDOX": {"lat": 38.82556, "lon": -75.44, "elev": 50},
"KDTX": {"lat": 42.69972, "lon": -83.47167, "elev": 1072},
"KDVN": {"lat": 41.61167, "lon": -90.58083, "elev": 754},
"KDYX": {"lat": 32.53833, "lon": -99.25417, "elev": 1517},
"KEAX": {"lat": 38.81028, "lon": -94.26417, "elev": 995},
"KEMX": {"lat": 31.89361, "lon": -110.63028, "elev": 5202},
"KENX": {"lat": 42.58639, "lon": -74.06444, "elev": 1826},
"KEOX": {"lat": 31.46028, "lon": -85.45944, "elev": 434},
"KEPZ": {"lat": 31.87306, "lon": -106.6975, "elev": 4104},
"KESX": {"lat": 35.70111, "lon": -114.89139, "elev": 4867},
"KEVX": {"lat": 30.56417, "lon": -85.92139, "elev": 140},
"KEWX": {"lat": 29.70361, "lon": -98.02806, "elev": 633},
"KEYX": {"lat": 35.09778, "lon": -117.56, "elev": 2757},
"KFCX": {"lat": 37.02417, "lon": -80.27417, "elev": 2868},
"KFDR": {"lat": 34.36222, "lon": -98.97611, "elev": 1267},
"KFDX": {"lat": 34.63528, "lon": -103.62944, "elev": 4650},
"KFFC": {"lat": 33.36333, "lon": -84.56583, "elev": 858},
"KFSD": {"lat": 43.58778, "lon": -96.72889, "elev": 1430},
"KFSX": {"lat": 34.57444, "lon": -111.19833, "elev": -99999},
"KFTG": {"lat": 39.78667, "lon": -104.54528, "elev": 5497},
"KFWS": {"lat": 32.57278, "lon": -97.30278, "elev": 683},
"KGGW": {"lat": 48.20639, "lon": -106.62417, "elev": 2276},
"KGJX": {"lat": 39.06222, "lon": -108.21306, "elev": 9992},
"KGLD": {"lat": 39.36694, "lon": -101.7, "elev": 3651},
"KGRB": {"lat": 44.49833, "lon": -88.11111, "elev": 682},
"KGRK": {"lat": 30.72167, "lon": -97.38278, "elev": 538},
"KGRR": {"lat": 42.89389, "lon": -85.54472, "elev": 778},
"KGSP": {"lat": 34.88306, "lon": -82.22028, "elev": 940},
"KGWX": {"lat": 33.89667, "lon": -88.32889, "elev": 476},
"KGYX": {"lat": 43.89139, "lon": -70.25694, "elev": 409},
"KHDX": {"lat": 33.07639, "lon": -106.12222, "elev": 4222},
"KHGX": {"lat": 29.47194, "lon": -95.07889, "elev": 18},
"KHNX": {"lat": 36.31417, "lon": -119.63111, "elev": 243},
"KHPX": {"lat": 36.73667, "lon": -87.285, "elev": 576},
"KHTX": {"lat": 34.93056, "lon": -86.08361, "elev": 1760},
"KICT": {"lat": 37.65444, "lon": -97.4425, "elev": 1335},
"KICX": {"lat": 37.59083, "lon": -112.86222, "elev": 10600},
"KILN": {"lat": 39.42028, "lon": -83.82167, "elev": 1056},
"KILX": {"lat": 40.15056, "lon": -89.33667, "elev": 582},
"KIND": {"lat": 39.7075, "lon": -86.28028, "elev": 790},
"KINX": {"lat": 36.175, "lon": -95.56444, "elev": 668},
"KIWA": {"lat": 33.28917, "lon": -111.66917, "elev": 1353},
"KIWX": {"lat": 41.40861, "lon": -85.7, "elev": 960},
"KJAX": {"lat": 30.48444, "lon": -81.70194, "elev": 33},
"KJGX": {"lat": 32.675, "lon": -83.35111, "elev": 521},
"KJKL": {"lat": 37.59083, "lon": -83.31306, "elev": 1364},
"KLBB": {"lat": 33.65417, "lon": -101.81361, "elev": 3259},
"KLCH": {"lat": 30.125, "lon": -93.21583, "elev": 13},
"KLGX": {"lat": 47.1158, "lon": -124.1069, "elev": 252},
"KLIX": {"lat": 30.33667, "lon": -89.82528, "elev": 24},
"KLNX": {"lat": 41.95778, "lon": -100.57583, "elev": 2970},
"KLOT": {"lat": 41.60444, "lon": -88.08472, "elev": 663},
"KLRX": {"lat": 40.73972, "lon": -116.80278, "elev": 6744},
"KLSX": {"lat": 38.69889, "lon": -90.68278, "elev": 608},
"KLTX": {"lat": 33.98917, "lon": -78.42917, "elev": 64},
"KLVX": {"lat": 37.97528, "lon": -85.94389, "elev": 719},
"KLWX": {"lat": 38.97628, "lon": -77.48751, "elev": -99999},
"KLZK": {"lat": 34.83639, "lon": -92.26194, "elev": 568},
"KMAF": {"lat": 31.94333, "lon": -102.18889, "elev": 2868},
"KMAX": {"lat": 42.08111, "lon": -122.71611, "elev": 7513},
"KMBX": {"lat": 48.3925, "lon": -100.86444, "elev": 1493},
"KMHX": {"lat": 34.77583, "lon": -76.87639, "elev": 31},
"KMKX": {"lat": 42.96778, "lon": -88.55056, "elev": 958},
"KMLB": {"lat": 28.11306, "lon": -80.65444, "elev": 99},
"KMOB": {"lat": 30.67944, "lon": -88.23972, "elev": 208},
"KMPX": {"lat": 44.84889, "lon": -93.56528, "elev": 946},
"KMQT": {"lat": 46.53111, "lon": -87.54833, "elev": 1411},
"KMRX": {"lat": 36.16833, "lon": -83.40194, "elev": 1337},
"KMSX": {"lat": 47.04111, "lon": -113.98611, "elev": 7855},
"KMTX": {"lat": 41.26278, "lon": -112.44694, "elev": 6460},
"KMUX": {"lat": 37.15528, "lon": -121.8975, "elev": 3469},
"KMVX": {"lat": 47.52806, "lon": -97.325, "elev": 986},
"KMXX": {"lat": 32.53667, "lon": -85.78972, "elev": 400},
"KNKX": {"lat": 32.91889, "lon": -117.04194, "elev": 955},
"KNQA": {"lat": 35.34472, "lon": -89.87333, "elev": 282},
"KOAX": {"lat": 41.32028, "lon": -96.36639, "elev": 1148},
"KOHX": {"lat": 36.24722, "lon": -86.5625, "elev": 579},
"KOKX": {"lat": 40.86556, "lon": -72.86444, "elev": 85},
"KOTX": {"lat": 47.68056, "lon": -117.62583, "elev": 2384},
"KPAH": {"lat": 37.06833, "lon": -88.77194, "elev": 392},
"KPBZ": {"lat": 40.53167, "lon": -80.21833, "elev": 1185},
"KPDT": {"lat": 45.69056, "lon": -118.85278, "elev": 1515},
"KPOE": {"lat": 31.15528, "lon": -92.97583, "elev": 408},
"KPUX": {"lat": 38.45944, "lon": -104.18139, "elev": 5249},
"KRAX": {"lat": 35.66528, "lon": -78.49, "elev": 348},
"KRGX": {"lat": 39.75417, "lon": -119.46111, "elev": 8299},
"KRIW": {"lat": 43.06611, "lon": -108.47667, "elev": 5568},
"KRLX": {"lat": 38.31194, "lon": -81.72389, "elev": 1080},
"KRTX": {"lat": 45.715, "lon": -122.96417, "elev": -99999},
"KSFX": {"lat": 43.10583, "lon": -112.68528, "elev": 4474},
"KSGF": {"lat": 37.23528, "lon": -93.40028, "elev": 1278},
"KSHV": {"lat": 32.45056, "lon": -93.84111, "elev": 273},
"KSJT": {"lat": 31.37111, "lon": -100.49222, "elev": 1890},
"KSOX": {"lat": 33.81778, "lon": -117.635, "elev": 3027},
"KSRX": {"lat": 35.29056, "lon": -94.36167, "elev": -99999},
"KTBW": {"lat": 27.70528, "lon": -82.40194, "elev": 41},
"KTFX": {"lat": 47.45972, "lon": -111.38444, "elev": 3714},
"KTLH": {"lat": 30.3975, "lon": -84.32889, "elev": 63},
"KTLX": {"lat": 35.33306, "lon": -97.2775, "elev": 1213},
"KTWX": {"lat": 38.99694, "lon": -96.2325, "elev": 1367},
"KTYX": {"lat": 43.75583, "lon": -75.68, "elev": 1846},
"KUDX": {"lat": 44.125, "lon": -102.82944, "elev": 3016},
"KUEX": {"lat": 40.32083, "lon": -98.44167, "elev": 1976},
"KVAX": {"lat": 30.89, "lon": -83.00194, "elev": 178},
"KVBX": {"lat": 34.83806, "lon": -120.39583, "elev": 1233},
"KVNX": {"lat": 36.74083, "lon": -98.1275, "elev": 1210},
"KVTX": {"lat": 34.41167, "lon": -119.17861, "elev": 2726},
"KVWX": {"lat": 38.2600, "lon": -87.7247, "elev": -99999},
"KYUX": {"lat": 32.49528, "lon": -114.65583, "elev": 174},
"LPLA": {"lat": 38.73028, "lon": -27.32167, "elev": 3334},
"PABC": {"lat": 60.79278, "lon": -161.87417, "elev": 162},
"PACG": {"lat": 56.85278, "lon": -135.52917, "elev": 270},
"PAEC": {"lat": 64.51139, "lon": -165.295, "elev": 54},
"PAHG": {"lat": 60.725914, "lon": -151.35146, "elev": 243},
"PAIH": {"lat": 59.46194, "lon": -146.30111, "elev": 67},
"PAKC": {"lat": 58.67944, "lon": -156.62944, "elev": 63},
"PAPD": {"lat": 65.03556, "lon": -147.49917, "elev": 2593},
"PGUA": {"lat": 13.45444, "lon": 144.80833, "elev": 264},
"PHKI": {"lat": 21.89417, "lon": -159.55222, "elev": 179},
"PHKM": {"lat": 20.12556, "lon": -155.77778, "elev": 3812},
"PHMO": {"lat": 21.13278, "lon": -157.18, "elev": 1363},
"PHWA": {"lat": 19.095, "lon": -155.56889, "elev": 1370},
"RKJK": {"lat": 35.92417, "lon": 126.62222, "elev": 78},
"RKSG": {"lat": 36.95972, "lon": 127.01833, "elev": 52},
"RODN": {"lat": 26.30194, "lon": 127.90972, "elev": 218},
"TJUA": {"lat": 18.1175, "lon": -66.07861, "elev": 2794},
"TJFK": {"lat": 40.5668, "lon": -73.8874, "elev": 112},
"TADW": {"lat": 38.6704, "lon": -76.8446, "elev": 346},
"TATL": {"lat": 33.6433, "lon": -84.2524, "elev": 1075},
"TBNA": {"lat": 35.9767, "lon": -86.6618, "elev": 817},
"TBOS": {"lat": 42.1515, "lon": -70.9302, "elev": 264},
"TBWI": {"lat": 39.0870, "lon": -76.6276, "elev": 297},
"TCLT": {"lat": 35.3269, "lon": -80.8772, "elev": 871},
"TCMH": {"lat": 39.9878, "lon": -82.71, "elev": 1148},
"TCVG": {"lat": 38.8799, "lon": -84.5737, "elev": 1053},
"TDAL": {"lat": 32.9076, "lon": -96.9568, "elev": 622},
"TDAY": {"lat": 39.9875, "lon": -84.1102, "elev": 1019},
"TDCA": {"lat": 38.7474, "lon": -76.9509, "elev": 345},
"TDEN": {"lat": 39.7256, "lon": -104.5431, "elev": 5701},
"TDFW": {"lat": 33.0396, "lon": -96.8974, "elev": 585},
"TDTW": {"lat": 42.0710, "lon": -83.4704, "elev": 772},
"TEWR": {"lat": 40.5880, "lon": -74.2503, "elev": 136},
"TFLL": {"lat": 26.1263, "lon": -80.3478, "elev": 120},
"THOU": {"lat": 29.5328, "lon": -95.2444, "elev": 117},
"TIAD": {"lat": 39.0675, "lon": -77.5012, "elev": 473},
"TIAH": {"lat": 30.0297, "lon": -95.5708, "elev": 253},
"TICH": {"lat": 37.4069, "lon": -97.4764, "elev": 1351},
"TIDS": {"lat": 39.5978, "lon": -86.4085, "elev": 847},
"TLAS": {"lat": 36.1292, "lon": -115.0147, "elev": 2058},
"TLVE": {"lat": 41.2805, "lon": -81.9659, "elev": 931},
"TMCI": {"lat": 39.4488, "lon": -94.7396, "elev": 1090},
"TMCO": {"lat": 28.2584, "lon": -81.3133, "elev": 169},
"TMDW": {"lat": 41.69, "lon": -87.8034, "elev": 763},
"TMEM": {"lat": 34.8867, "lon": -90.0007, "elev": 483},
"TMIA": {"lat": 25.7555, "lon": -80.4932, "elev": 125},
"TMKE": {"lat": 42.7619, "lon": -87.9994, "elev": 933},
"TMSP": {"lat": 44.8197, "lon": -92.9392, "elev": 1121},
"TMSY": {"lat": 29.9385, "lon": -90.3811, "elev": 99},
"TOKC": {"lat": 35.2474, "lon": -97.5395, "elev": 1308},
"TORD": {"lat": 41.7712, "lon": -87.8363, "elev": 744},
"TPBI": {"lat": 26.6572, "lon": -80.2586, "elev": 133},
"TPHL": {"lat": 39.9084, "lon": -75.0426, "elev": 153},
"TPHX": {"lat": 33.3678, "lon": -112.1580, "elev": 1089},
"TPIT": {"lat": 40.4641, "lon": -80.4697, "elev": 1386},
"TRDU": {"lat": 35.9898, "lon": -78.6787, "elev": 515},
"TSDF": {"lat": 38.0109, "lon": -85.5995, "elev": 731},
"TSJU": {"lat": 18.4313, "lon": -66.1722, "elev": 157},
"TSLC": {"lat": 40.9341, "lon": -111.9214, "elev": 4295},
"TSTL": {"lat": 38.7668, "lon": -90.4698, "elev": 647},
"TTPA": {"lat": 27.8196, "lon": -82.5179, "elev": 93},
"TTUL": {"lat": 36.0236, "lon": -95.8175, "elev": 823},
row['ICAO']: {
'lat': float(row['LAT']),
'lon': float(row['LON']),
'elev': int(row['ELEV'])
}
for _, row in df_nexrad_loc.iterrows()
}

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