Precipitation annual maximum series (inches) Station ID: 55-0663 Station name: NIWOT State: CO Latitude (decimal degrees): 40.0352 Longitude (decimal degrees): -105.5443 Elevation (feet): 9910 Duration: 1 day 06/03/1981 1.80 05/12/1982 2.40 12/24/1983 1.20 04/20/1984 2.40 04/23/1985 1.30 04/02/1986 3.00 06/29/1987 1.50 04/17/1988 1.70 07/29/1989 1.40 03/06/1990 1.90 08/03/1991 1.30 03/08/1992 1.40 04/12/1993 1.20 03/26/1994 0.80 04/24/1997 2.40 03/18/1998 1.50 07/30/1999 1.90 03/15/2000 1.10 08/09/2001 1.20 05/23/2002 1.00 03/18/2003 2.80 07/16/2004 1.40 04/10/2005 1.60 12/20/2006 2.00 04/24/2007 0.90 Duration: 2 days 06/03/1981 1.94 05/11/1982 3.20 03/14/1983 2.30 04/19/1984 3.00 04/23/1985 1.50 04/02/1986 4.00 06/29/1987 1.80 04/17/1988 1.83 07/29/1989 1.51 03/05/1990 2.70 06/01/1991 1.80 03/03/1992 1.70 04/11/1993 1.60 03/25/1994 1.10 04/23/1997 3.30 03/17/1998 2.60 07/30/1999 3.40 01/18/2000 1.20 04/21/2001 1.90 05/23/2002 1.20 03/17/2003 4.40 04/09/2004 1.70 01/29/2005 1.80 07/07/2006 2.80 04/23/2007 1.40 Duration: 3 days 06/03/1981 1.96 05/11/1982 3.70 03/14/1983 2.40 04/18/1984 3.40 07/18/1985 1.70 04/02/1986 4.20 06/29/1987 1.82 05/18/1988 1.85 04/01/1989 1.52 03/05/1990 2.90 05/31/1991 2.50 03/03/1992 1.80 03/27/1993 1.80 03/24/1994 1.50 04/22/1997 3.40 03/16/1998 2.70 07/29/1999 3.80 01/10/2000 1.30 04/21/2001 2.00 09/08/2002 1.60 03/17/2003 5.80 04/07/2004 2.00 04/27/2005 2.20 07/07/2006 3.30 07/25/2007 1.90 Duration: 4 days 03/25/1981 1.98 05/11/1982 3.80 05/14/1983 2.80 04/18/1984 3.50 11/07/1985 1.72 03/31/1986 4.30 06/29/1987 1.90 05/16/1988 1.90 04/02/1989 1.70 03/05/1990 3.00 05/31/1991 2.60 03/03/1992 1.82 03/27/1993 2.40 03/24/1994 1.51 04/23/1997 4.10 03/16/1998 2.73 07/29/1999 4.20 03/30/2000 1.60 08/07/2001 2.20 09/08/2002 1.90 03/16/2003 5.90 04/07/2004 2.50 04/27/2005 2.50 07/07/2006 3.60 07/25/2007 2.20 Duration: 7 days 05/28/1981 2.40 05/11/1982 3.84 05/14/1983 3.80 04/18/1984 3.70 04/23/1985 2.30 04/02/1986 4.70 06/25/1987 2.00 07/25/1988 2.40 06/02/1989 3.00 03/02/1990 3.20 05/31/1991 3.30 03/03/1992 3.50 03/27/1993 2.90 03/24/1994 2.20 04/19/1997 5.40 07/24/1998 3.20 07/30/1999 6.30 02/11/2000 2.10 08/08/2001 2.90 09/05/2002 2.30 03/16/2003 6.00 04/05/2004 3.90 04/24/2005 3.80 07/03/2006 4.00 07/25/2007 2.22 Duration: 10 days 05/27/1981 2.80 05/06/1982 4.10 05/13/1983 4.10 04/11/1984 4.40 04/23/1985 3.20 03/31/1986 5.20 04/13/1987 2.40 04/17/1988 2.80 05/31/1989 3.70 03/05/1990 4.30 05/28/1991 3.40 03/03/1992 3.70 03/27/1993 3.70 03/24/1994 2.70 04/19/1997 6.20 07/23/1998 3.80 07/27/1999 7.10 01/10/2000 2.70 08/05/2001 3.40 09/02/2002 2.50 03/17/2003 6.50 04/02/2004 5.30 04/24/2005 4.40 07/02/2006 4.40 04/16/2007 2.60 Duration: 20 days 12/17/1981 4.30 05/11/1982 5.50 11/18/1983 5.70 04/18/1984 6.00 04/23/1985 3.80 02/06/1986 6.20 12/08/1987 3.60 03/30/1988 3.50 04/28/1989 3.90 03/02/1990 5.20 05/15/1991 5.40 02/19/1992 4.60 03/27/1993 6.10 03/24/1994 5.00 04/16/1995 9.20 04/19/1997 7.20 07/23/1998 6.50 04/14/1999 9.10 03/15/2000 3.90 04/17/2001 4.70 10/23/2002 3.40 02/28/2003 7.30 04/02/2004 6.30 04/24/2005 5.90 12/20/2006 5.10 04/16/2007 4.40 Duration: 30 days 05/05/1981 6.00 07/26/1982 6.70 03/04/1983 7.60 03/22/1984 7.50 04/23/1985 5.00 03/12/1986 6.90 03/25/1987 4.80 03/23/1988 4.80 05/11/1989 5.70 03/02/1990 6.50 05/15/1991 6.30 03/03/1992 6.40 03/26/1993 7.50 03/18/1994 5.60 04/18/1995 11.10 04/01/1997 9.00 07/23/1998 8.00 04/11/1999 10.10 03/11/2000 4.50 04/09/2001 6.10 05/11/2002 4.60 02/20/2003 8.80 04/02/2004 8.10 04/09/2005 7.00 12/19/2006 5.40 04/08/2007 5.90 Duration: 45 days 04/20/1981 7.40 05/06/1982 8.60 11/11/1983 10.20 03/22/1984 10.10 03/18/1985 6.30 04/02/1986 8.60 03/21/1987 6.50 03/12/1988 6.30 04/27/1989 7.80 02/27/1990 8.20 04/23/1991 8.10 03/03/1992 8.20 03/10/1993 9.20 03/21/1994 7.50 04/16/1995 17.80 04/01/1997 10.10 03/13/1998 10.20 04/11/1999 11.80 01/09/2000 6.70 03/23/2001 8.10 04/21/2002 4.90 02/08/2003 10.50 04/02/2004 9.70 03/30/2005 8.60 11/27/2006 6.80 03/23/2007 7.40 Duration: 60 days 05/04/1981 8.90 04/20/1982 9.80 03/04/1983 12.40 03/05/1984 11.50 03/24/1985 7.70 02/10/1986 12.90 03/28/1987 8.00 02/28/1988 8.10 04/10/1989 8.70 03/05/1990 10.90 04/11/1991 10.50 02/19/1992 9.60 02/15/1993 10.70 02/28/1994 9.00 04/10/1995 20.70 04/19/1997 13.20 03/11/1998 11.80 03/29/1999 12.90 02/10/2000 7.50 03/07/2001 10.20 09/03/2002 6.30 01/30/2003 12.20 03/28/2004 10.20 03/13/2005 10.40 11/12/2006 7.60 03/09/2007 8.10