164 lines
5.6 KiB
Python
164 lines
5.6 KiB
Python
##
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# This software was developed and / or modified by Raytheon Company,
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# pursuant to Contract DG133W-05-CQ-1067 with the US Government.
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#
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# U.S. EXPORT CONTROLLED TECHNICAL DATA
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# This software product contains export-restricted data whose
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# export/transfer/disclosure is restricted by U.S. law. Dissemination
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# to non-U.S. persons whether in the United States or abroad requires
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# an export license or other authorization.
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#
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# Contractor Name: Raytheon Company
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# Contractor Address: 6825 Pine Street, Suite 340
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# Mail Stop B8
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# Omaha, NE 68106
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# 402.291.0100
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#
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# See the AWIPS II Master Rights File ("Master Rights File.pdf") for
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# further licensing information.
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##
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#
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# Name:
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# RadLtgMonitor.py
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# GFS1-NHD:A7816.0000-SCRIPT;1.9
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#
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# Status:
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# DELIVERED
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#
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# History:
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# Revision 1.9 (DELIVERED)
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# Created: 21-APR-2006 11:29:27 TROJAN
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# spr 7124: added exception catching code ro compare()
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#
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# Revision 1.8 (DELIVERED)
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# Created: 20-APR-2006 15:52:54 TROJAN
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# made compare() called from a base class
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#
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# Revision 1.7 (DELIVERED)
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# Created: 23-JAN-2006 08:23:17 TROJAN
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# stdr 956
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#
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# Revision 1.6 (DELIVERED)
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# Created: 06-JUL-2005 18:16:41 TROJAN
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# spr 6548
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#
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# Revision 1.5 (DELIVERED)
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# Created: 07-MAY-2005 11:37:17 OBERFIEL
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# Added Item Header Block
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#
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# Revision 1.4 (DELIVERED)
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# Created: 04-APR-2005 15:51:08 TROJAN
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# spr 6775
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#
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# Revision 1.3 (DELIVERED)
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# Created: 14-FEB-2005 20:54:51 TROJAN
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# spr 6649
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#
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# Revision 1.2 (APPROVED)
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# Created: 30-SEP-2004 18:56:03 TROJAN
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# stdr 874
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#
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# Revision 1.1 (APPROVED)
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# Created: 01-JUL-2004 14:43:51 OBERFIEL
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# date and time created -2147483647/-2147483648/-2147481748
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# -2147483648:-2147483648:-2147483648 by oberfiel
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#
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# Change Document History:
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# 1:
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# Change Document: GFS1-NHD_SPR_7124
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# Action Date: 26-FEB-2007 09:50:32
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# Relationship Type: In Response to
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# Status: BUILD_RELEASE
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# Title: AvnFPS: DUP 7123 Exceptions from threads not captured in log files.
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#
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#
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# RadLtgMonitor.py
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# NCEP lightning probability monitoring module
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# Author: George Trojan, SAIC/MDL, October 2003
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# last update: 04/20/06
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import logging, time
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import Avn, Globals, MonitorP
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import RadLtgData
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_Logger = logging.getLogger(Avn.CATEGORY)
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###############################################################################
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class Monitor(MonitorP.Monitor):
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Source = 'rltg'
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Namespace = globals()
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def __compare(self, taf):
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now = time.time()
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#fcst = Globals.DRC.getFcstLightning(self.info['ident'])
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fcst = RadLtgData.retrieve(self.info['ident'])
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msg = None
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result = {}
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if fcst is None or fcst['to'] < now+3600.0:
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msg = 'Missing lightning forecast'
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_Logger.info('%s for %s' % (msg, self.info['ident']))
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else:
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f = time.strftime('%d%H', time.gmtime(fcst['from']))
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t = time.strftime('%d%H', time.gmtime(fcst['to']))
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result['text'] = '%s-%sZ %d%%' % (f, t, fcst['prob'])
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if msg:
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result['status'] = self.setMissing(msg)
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return result
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try:
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t = taf.dcd['vtime']['from']
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n0 = max(int((now-t)//3600.0), 0)
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n1 = int((fcst['to']-t)//3600.0)
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if n0 > n1:
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result['status'] = self.setMissing(msg)
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return result
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delta_h = {}
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t = now
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for n in range(n0, n1+1):
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delta_h[n] = MonitorP.applyRules(self.rules, t,
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taf.hourly.get(t), fcst['prob'])
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t += 3600.0
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# if any of delta is 0, then ok
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delta = [0]*len(delta_h[n0])
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for m in range(len(delta)):
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delta[m] = min([delta_h[n][m] for n in range(n0, n1+1)])
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tmp = MonitorP.addRules(self.args['items'], self.rules, delta)
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result['status'] = MonitorP.addMessages(self.args['items'], tmp)
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except IndexError:
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result['status'] = self.setNIL()
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return result
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###############################################################################
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class TSInTaf(MonitorP.Rule):
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"""Thunder in TAF but low probability in guidance.
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Arguments: threshold-probability"""
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def __init__(self):
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# defaults, can be overwritten by configuration file
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MonitorP.Rule.__init__(self)
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self.type = 'wx'
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self.unique = True
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self.severity = 3
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self.args = {'prob': 20}
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def method(self, taf, prob):
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if prob < self.args['prob'] and 'ts' in taf:
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self.setmsg('Thunder in TAF but guidance probability %.0f', prob)
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return True
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return False
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class TSNotInTaf(MonitorP.Rule):
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"""Thunder not forecast but high probability in guidance.
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Arguments: threshold-probability"""
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def __init__(self):
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# defaults, can be overwritten by configuration file
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MonitorP.Rule.__init__(self)
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self.type = 'wx'
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self.unique = True
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self.severity = 3
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self.args = {'prob': 40}
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def method(self, taf, prob):
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if 'ts' not in taf and prob >= self.args['prob']:
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self.setmsg('Thunder not forecast but guidance probability %.0f',
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prob)
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return True
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return False
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