UDFCD Homepage

http://f2p2.udfcd.org/images/f2p2_heading.gif
2007 Season Summary

Meteorological support services for 2007 were provided by Genesis Weather Solutions and Skyview Weather.

Click on the date hyperlink to see gauge and radar derived precipitation estimates for each event.

 

 

 

 

 

   

 

> 0.6" RADAR ESTIMATE OR 0.5" GAUGED IN FORECAST AREA

Event

Date

Max ALERT

Max CoCoRaHS

QPE STP

ALERT
Alarms

 ALERT

Rain

Alarms

Note

ADAM

ARAP

AURA

BLDR

BROM

DENV

DOUG

JEFF

1

24-APR

3.43

2.75

> 3.0

   

QPE from NWS, early season general rain and snow event

X

X

X

X

X

X

X

X

2

1-MAY

0.51

1.28

 

   

No QPE

 

 

 

 

 

X

X

X

3

14-MAY

1.65

1.66

> 1.5

 Table

 Map

QPE from NWS, drowning in Lakewood Gulch

X

X

X

 

 

X

X

X

4

17-MAY

0.39

0.45

 

 

 

No QPE, limited activity in SW portion of forecast area

 

 

 

 

 

 

 

 

5

29-MAY

2.17

1.75

> 3.0

 Table

 Map

QPE from NWS, three lines of storms, one north, one central, one south (> 3" cell)

X

 

 

X

 

X

X

X

6

3-JUN

0.12

0.21

> 1.0

   

QPE from NWS, some activity along southern Douglas/Elbert county line and northcentral Adams

X

 

 

 

 

 

X

 

7

12-JUN

1.1

1.91

> 3.0

   

> 3" cell along Douglas/Elbert county line near Franktown

X

X

X

X

 

X

X

X

8

26-JUN

0.08

0.3

> 0.3

   

QPE from NWS, activity west and south of forecast area

 

 

 

 

 

 

 

 

9

27-JUN

0.04

0.04

 

   

QPE from NWS, intense activity just south of the forecast area

 

 

 

 

 

 

 

 

10

28-JUN

0.35

0.29

> 1.5

   

QPE from NWS, > 1.5" cell in northern Adams

X

 

 

 

 

 

 

 

11

3-JUL

0.43

0.44

> 1.75

 Table  Map

QPE overestimates from 1"-2" hail in Larimer, Boulder, Gilpin, Clear Creek and Jefferson Counties

 

 

 

X

 

 

 

X

12

4-JUL

0.94

1.41

> 1.25

 Table  Map

Mostly a Denver storm

X

X

 

 

 

X

 

X

13

8-JUL

0.47

0.52

> 1.75

   

> 1.5" cells in Arapahoe, Adams, Jefferson

X

X

 

X

 

X

X

X

14

10-JUL

0.98

1.06

> 2.0

 Table  Map

> 1.25" cells in Boulder, Jefferson, Elbert

 

 

 

X

X

 

X

X

15

11-JUL

0.24

0.43

> 3.0

   

QPE from NWS, intense activity in SE corner of forecast area

 

 

 

 

 

 

X

 

16

12-JUL

0.71

0.99

> 3.0

   

QPE from NWS

 

X

 

 

 

 

X

X

17

19-JUL

0.94

1.75

> 2.5

 Table  Map

> 2" cell in Jefferson, > 1.25" cells in Arapahoe, Douglas

X

X

X

 

 

X

X

X

18

21-JUL

1.93

1.77

> 2.5

 Table  Map

> 1.75" cells in Douglas, Arapahoe

X

X

X

 

 

 

X

 

19

25-JUL

0.71

1.19

> 3.0

 Table  Map

QPE from NWS, > 3" cell in Douglas; > 1.5" cells in Jefferson, Adams

X

X

X

X

X

 

X

X

20

26-JUL

1.6

1.18

> 2.0

 Table  Map

Heaviest rainfall, above 1.5" in Boulder, Jefferson, Douglas foothills

 

X

X

X

 

 

X

X

21

27-JUL

1.81

3.02

> 3.0

 Table  Map

> 3" cell in Elbert; > 2" cell at corner of Arapahoe, Jefferson, Douglas; other hotspots around 2"

X

X

X

X

X

X

X

X

22

28-JUL

0.67

1.1

> 3.0

   

> 3" cell in Douglas

X

 

 

 

 

 

X

 

23

29-JUL

0.87

0.82

> 2.0

 Table  Map

Some small cells > 1.25 in Elbert, Arapahoe, Jefferson

 

 

X

X

 

 

X

X

24

30-JUL

0.98

1.56

> 2.5

 Table  Map

>2.5" cells in Douglas, Elbert; > 1.5" cells in Arapahoe and Adams

X

X

X

X

 

X

X

X

25

1-AUG

0.67

0.89

> 1.0

   

 

 

X

X

 

 

X

X

X

26

2-AUG

1.26

0.85

> 3.0

 Table  Map

6.37" CoCoRaHS observation 10 miles north of the District in Weld County, 4.02" in NE Park County

X

X

X

X

 

X

X

X

27

3-AUG

0.87

0.99

> 3.0

   

QPE overestimates in Douglas possibly due to hail contamination

X

 

 

 

 

X

X

X

28

4-AUG

1.22

2.37

> 1.75

 Table  Map

> 1.75" cell in Jefferson

X

 

 

X

X

X

X

X

29

5-AUG

2.17

2.06

> 3.0

 Table  Map

> 3" cell in Elbert, > 2.5" cells in Douglas, Arapahoe

X

X

X

 

 

X

X

X

30

6-AUG

0.98

0.85

> 2.0

 Table  Map

> 2" cells in Douglas, Elbert; > 1.25" in Jefferson

 

X

X

 

 

 

X

X

31

7-AUG

0.63

0.33

> 1.75

 Table  Map

> 1.5" cells in Douglas, Elbert

X

 

 

X

 

X

X

 

32

10-AUG

0.55

0.69

> 2.0

   

> 1.5" cells in Jefferson, Arapahoe; > 1.25" cells in Denver, Adams

X

X

X

X

 

X

X

X

33

14-AUG

1.26

1.54

> 3.0

 Table Map 

> 3" cell in Douglas; > 1.5" cells in Boulder, Arapahoe

X

X

 

X

 

X

X

 

34

15-AUG

1.3

1.29

> 3.0

 Table  Map

> 3" in Elbert County inside forecast area; > 1.5" cells in Douglas, Jefferson and Boulder

X

 

 

X

X

 

X

X

35

17-AUG

0.67

1.94

> 3.0

 Table  Map

Most activity near and in foothills, > 3" along Douglas/Elbert county line near Franktown

 

X

X

X

 

 

X

X

36

18-AUG

0.63

0.92

> 1.25

   

Activity in foothills and mountains

 

 

 

X

 

 

X

X

37

23-AUG

 

 

 

 Table  Map

Called off messages too early, storms hit in late evening into the 24th

 

 

 

X

 

 

 

 

38

24-AUG

1.57

1.45

> 2.0

   

Blue Mtn repeater hit by lightning at 0100, intense late night/early morning storm across District

X

X

X

X

X

X

X

X

39

28-AUG

0.2

0.46

> 1.25

   

Activity on south end of Parker and eastern edge of District in Adams

X

 

 

 

 

 

 

X

40

29-AUG

0.51

0.99

> 0.8

 Table  Map

Lots of activity in the foothills and mountains, small intense cell in Adams. 2.6" gauged in Hayman.

X

 

 

X

 

 

 

X

41

31-AUG

0.83

0.76

> 1.5

   

Small intense cell (>1.5") at the corner of Broomfield, Adams and Weld County; > 1.0" cell in Denver

X

 

 

X

X

X

 

 

42

5-SEP

0.83

0.98

> 2.0

 Table  Map

> 1" cells in Jefferson and Douglas

X

X

X

X

 

 

X

X

 

 

Maximum 24-hour value

Maximum 24-hour value

Radar estimated 24-hour precip