| STEPS 2000 |
YUCCA RIDGE OPERATIONS SUMMARY |
|||||
|
Julian Day |
D/D |
UTC Date |
OPERATIONS |
TLE FORECAST |
TLE's OBSERVED |
SUMMARY OF EVENTS |
|
143
|
S/M
|
22-May-00
|
No
Storms:setup
|
None
|
N/A
|
Setup
equipment
|
|
144
|
M/T
|
23-May-00
|
No
Storms:setup
|
None
|
N/A
|
Just
a few Cu, continuing equipment setup
|
|
145
|
T/W
|
24-May-00
|
No
Storms:test systems
|
None
|
N/A
|
Severe
capping limits convection over High Plains
|
|
146
|
W/T
|
25-May-00
|
Weak
MCS, clouds prevent viewing
|
Possible
|
N/A
|
Upslope
flow triggers scat MCS, low clouds prevent observations
|
|
147
|
T/F
|
26-May-00
|
Sprites
Monitored
|
Yes
(0.8)
|
36
|
MCC
over KS, Clouds cleared after 06z allowing viewing sprites near LMA
|
|
148
|
F/S
|
27-May-00
|
Sprites
Monitored
|
Yes
(0.8)
|
35
|
MCS
over KS, bright sprites; Lightning Video in Western LMA area
|
|
149
|
S/S
|
28-May-00
|
No
Storms
|
No
(0.05)
|
n/a
|
No
convection anywhere
|
|
150
|
S/M
|
29-May-00
|
lightning
monitored
|
Yes
(0.5) )
|
0
(clouds)
|
Small
MCS moves through LMA; lightning video; clouds block view of sprites
|
|
151
|
M/T
|
30-May-00
|
sprites
monitored
|
Yes
(0.7)
|
86
|
MCC
in NE, >60% positive; some LMA?; smoke influence
|
|
152
|
T/W
|
31-May-00
|
No
storms
|
No
(0.2)
|
n/a
|
No
significant convection within 500 km; low clouds
|
|
153
|
W/T
|
1-Jun-00
|
TLEs
above squall line
|
No
(0.2)
|
13
|
Squall
line w/many +CGs (smoke?); produced surprise TLEs
|
|
154
|
T/F
|
2-Jun-00
|
No
storms
|
No
(0.5)
|
n/a
|
No
targets within range; visibility reduced due to smoke
|
|
155
|
F/S
|
3-Jun-00
|
No
storms
|
nO
(0.3)
|
N/A
|
No
potential targets in range
|
|
156
|
S/S
|
4-Jun-00
|
Elves
monitored
|
Yes
(0.6)
|
26
|
SD
hailstorm mokes all elves (halos?); GEN III used; good null case
|
|
157
|
S/M
|
5-Jun-00
|
No
storms
|
no
(0.05)
|
n/a
|
No
target within working range
|
|
158
|
M/T
|
6-Jun-00
|
No
storms
|
no
(020)
|
n/a
|
No
target within working range
|
|
159
|
T/W
|
7-Jun-00
|
No
storms
|
no
(.40)
|
n/a
|
No
nocturnal targets; STEPS works small supercells in PM
|
|
160
|
W/T
|
8-Jun-00
|
No
storms
|
no
(.20)
|
n/a
|
No
storms within range. Hot!!
|
|
161
|
T/F
|
9-Jun-00
|
No
storms
|
no
(.05)
|
n/a
|
No
storms within range. Hot!!
|
|
162
|
F/S
|
10-Jun-00
|
TLEs
above MCS
|
y
(.5)
|
45
|
Sprites
above complex MCS in NE/SD
|
|
163
|
S/S
|
11-Jun-00
|
Clouds
|
y
(.5)
|
n/a
|
MCS
in KS; view blocked by clouds
|
|
164
|
S/M
|
12-Jun-00
|
TLEs
above MCS
|
y
(.7)
|
9
|
Sprites
over NE MCS; clouds partially blocked view
|
|
165
|
M/T
|
13-Jun-00
|
Clouds
|
y
(.8)
|
n/a
|
High
=CG storm in NE blocked by clouds and smoke
|
|
166
|
T/W
|
14-Jun-00
|
Clouds
block distant MCs
|
y
(.5)
|
n/a
|
Distant
squall line; view blocked by clouds
|
|
167
|
W/T
|
15-Jun-00
|
No
storms
|
n
(.0)
|
n/a
|
No
storms anywhere
|
|
168
|
T/F
|
16-Jun-00
|
No
storms
|
n
(.05)
|
n/a
|
Clouds;
no storms anywhere
|
|
169
|
F/S
|
17-Jun-00
|
No
storms
|
n
(.0)
|
n/a
|
Clouds;
upslope rain; snow in Wyoming
|
|
170
|
S/S
|
18-Jun-00
|
No
storms
|
n
(.05)
|
n/a
|
No
storms anywhere
|
|
171
|
S/M
|
19-Jun-00
|
No
storms
|
n
(.2)
|
n/a
|
No
storms after dark
|
|
172
|
M/T
|
20-Jun-00
|
MCC
w/sprites
|
y
(.6)
|
54
|
Large
TLEs from +CG in classic trailing stratiform; dancers
|
|
173
|
T/W
|
21-Jun-00
|
Storms
too distant
|
n
(.4)
|
n/a
|
Storms
too far away
|
|
174
|
W/T
|
22-Jun-00
|
No
storms
|
n
(.05)
|
n/a
|
Storms
too far away
|
|
175
|
T/F
|
23-Jun-00
|
Sprites
over the LMA
|
y
(.9)
|
54
|
Large
MCS crossed LMA; many sprites seen through clouds
|
|
176
|
F/S
|
24-Jun-00
|
Sprites
over the LMA
|
y
(.8)
|
179
|
Two
MCS in LMA; both produce TLEs, especially the smaller one
|
|
177
|
S/S
|
25-Jun-00
|
Sprites
over the LMA
|
y
(.7)
|
1
|
1
halo/sprite dead center of LMA from dying supercell; null cases also
|
|
178
|
S/M
|
26-Jun-00
|
No
storms
|
y
(.5)
|
n/a
|
Storms
too far out; local cloud cover
|
|
179
|
M/T
|
27-Jun-00
|
No
storms
|
n
(.5)
|
n/a
|
Clouds;
no storms
|
|
180
|
T/W
|
28-Jun-00
|
Storms
over YRFS
|
y
(.9)
|
n/a
|
Rain/storms
over YRFS; no obs
|
|
181
|
W/T
|
29-Jun-00
|
Storms
in TX
|
y
(.6)
|
n/a
|
Small
MCS in TX; clouds in fov
|
|
182
|
T/F
|
30-Jun-00
|
Sprites
in Kansas
|
y
(.8)
|
24
|
Sprites
from long-lived MCS in NE-KS
|
|
183
|
F/S
|
1-Jul-00
|
Null
case supercell
|
n
(.4)
|
0
|
Active
small supercell, no TLEs
|
|
184
|
S/S
|
2-Jul-00
|
Major
sprite outbreak
|
y
(.7)
|
435
|
Extremely
high rates of sprites from SD MCS
|
|
185
|
S/M
|
3-Jul-00
|
Sprites/gravity
waves
|
n
(.4)
|
28
|
MCS
in NE makes major gravity waves; SE CO storms make some TLEs
|
|
186
|
M/T
|
4-Jul-00
|
TLEs
form 2 storms
|
y
(.8)
|
64
|
MCS
in NE and KS generate sprites/gravity waves
|
|
187
|
T/W
|
5-Jul-00
|
No
storms
|
n
(.4)
|
n/a
|
No
storms within range
|
|
188
|
W/T
|
6-Jul-00
|
Sprites
over LMA
|
y
(.8)
|
5
|
Sprites
over LMA nad in southern NE
|
|
189
|
T/F
|
7-Jul-00
|
No
storms
|
n
(.1)
|
n/a
|
No
convection anywhere close
|
|
190
|
F/S
|
8-Jul-00
|
Clouds
|
n
(.3)
|
n/a
|
Local
clouds, no good targets
|
|
191
|
S/S
|
9-Jul-00
|
Clouds
|
n
(.3)
|
n/a
|
Clouds
block view of several MCS
|
|
192
|
S/M
|
10-Jul-00
|
Clouds
|
Y
(.6)
|
n/a
|
Local
clouds; few targerts; lightning in LMA
|
|
193
|
M/T
|
11-Jul-00
|
TLEs
from NE MCS
|
y
(.7)
|
5+
|
Excellent
null case in LMA w/spiders; TLEs over NE MCS
|
|
194
|
T/W
|
12-Jul-00
|
Clouds
|
y
(.6)
|
n/a
|
Upslope
clouds block view of MCS in CO & NE
|
|
195
|
W/T
|
13-Jul-00
|
MCS
dies at sunset
|
y (.9)
|
0
|
Big
MCS falls apart at sunset; no sprites (or clouds?)
|
|
196
|
T/F
|
14-Jul-00
|
Null
supercell
|
N
(.2)
|
0
|
No
sprites from 90% positive supercell
|
|
197
|
F/S
|
15-Jul-00
|
Clouds block view
|
n
(.2)
|
0
|
MCS
in SD; clouds block view
|
|
198
|
S/S
|
16-Jul-00
|
Clouds
block view
|
n
(.4)
|
n/a
|
MCS
in NE; clouds block view; lightning in LMA
|
|
199
|
S/M
|
17-Jul-00
|
|
|
|
|