UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:0000Z 27 APR 25 Station: VOCC WMO ident: 43353 Latitude: 9.95 Longitude: 76.27 Elevation: 3.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1006 3 26.8 22.8 79 4.0 23.9 70 7 299.4 302.7 296.8 351.0 17.63 1 1000 60 26.4 22.5 79 3.9 23.6 75 8 299.5 302.7 296.7 350.4 17.41 2 925 742 23.6 19.7 79 3.9 20.8 250 8 303.4 306.4 296.7 350.4 15.81 3 850 1475 19.6 16.5 82 3.1 17.5 340 5 306.7 309.3 296.4 348.9 14.03 4 700 3117 11.6 6.6 71 5.0 8.5 105 2 315.3 317.0 295.0 342.8 8.77 5 500 5850 -3.7 -6.4 81 2.7 -5.0 150 9 328.5 329.5 295.4 344.4 4.74 6 400 7580 -14.5 -31.5 22 17.0 -18.5 120 10 336.1 336.3 294.0 338.7 0.69 7 300 9710 -29.5 -33.2 70 3.7 -30.2 165 10 343.8 344.0 295.9 346.8 0.78 8 250 10990 -39.3 -44.3 59 5.0 -39.8 180 6 347.6 347.7 296.4 348.8 0.30 9 200 12480 -52.5 -57.5 55 5.0 -52.7 125 8 349.6 349.6 296.6 350.0 0.08 10 150 14290 -66.7 -71.7 49 5.0 -66.7 215 19 355.2 355.2 297.7 355.3 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 548.37 mb = 5189.08 m = 17024.33 ft Wetbulb zero: 574.17 mb = 4726.56 m = 15506.90 ft Precipitable water: 2.33 inches Sfc-500 mean rel hum: 77.34 % Est. max temperature: 33.78 C = 92.81 F Sfc-Lift cond lev (LCL): 949.44 mb = 513.82 m = 1685.75 ft T: 24.54 C 700-500 lapse rate: 5.60 C/km ThetaE index: 8.18 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 829.79 mb = 1678.56 m = 5507.02 ft Mean mixing ratio: 16.46 g/kg Conv temperature: 35.13 C = 95.23 F Cap Strength: 2.46 C Lifted Index: -0.91 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.39 C Lifted Index @700 mb: 0.86 C Showalter Index: -0.32 C Risk: Thunderstorms probable Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 20.20 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 217.00 Risk: None Energy Index: -0.95 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 336.74 J/kg Max Up Vert Vel: 25.95 m/s Conv Inhibition (B-): 138.00 J/kg Cap Strength: 2.46 C Lift Cond Lev (LCL): 902.76 mb = 953.01 m = 3126.64 ft Lev Free Conv (LFC): 607.76 mb = 4264.78 m = 13991.88 ft Equ Level (EL): 197.76 mb = 12551.01 m = 41177.35 ft B at Equ Level: 335.87 J/kg Wind level data Storm motion: 99 at 5 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1006 3 70 7 -6.6 -2.4 | 29 4 -1.8 -3.1 1 1000 60 75 8 -7.7 -2.1 | 46 4 -2.9 -2.8 2 972 305 110 4 -3.8 1.4 | 240 1 1.1 0.6 3 939 610 240 8 6.9 4.0 | 255 12 11.8 3.3 4 925 742 250 8 7.5 2.7 | 261 13 12.3 2.0 5 907 914 270 7 7.0 -0.0 | 274 12 11.8 -0.7 6 875 1219 320 5 3.2 -3.8 | 300 9 8.0 -4.6 7 850 1475 340 5 1.7 -4.7 | 310 9 6.5 -5.4 8 815 1829 285 5 4.8 -1.3 | 282 10 9.7 -2.0 9 786 2134 315 2 1.4 -1.4 | 289 7 6.2 -2.2 10 758 2438 55 6 -4.9 -3.4 | 1 4 -0.1 -4.2 11 732 2743 135 3 -2.1 2.1 | 243 3 2.7 1.4 12 700 3117 105 2 -1.9 0.5 | 275 3 2.9 -0.2 13 655 3658 65 10 -9.1 -4.2 | 40 7 -4.2 -5.0 14 608 4267 55 8 -6.6 -4.6 | 18 6 -1.7 -5.3 15 564 4877 55 8 -6.6 -4.6 | 18 6 -1.7 -5.3 16 500 5850 150 9 -4.5 7.8 | 183 7 0.3 7.0 17 484 6096 135 10 -7.1 7.1 | 160 7 -2.2 6.3 18 400 7580 120 10 -8.7 5.0 | 138 6 -3.8 4.3 19 398 7620 115 11 -10.0 4.6 | 127 6 -5.1 3.9 20 324 9144 135 14 -9.9 9.9 | 151 10 -5.1 9.1 21 300 9710 165 10 -2.6 9.7 | 194 9 2.2 8.9 22 262 10668 165 6 -1.6 5.8 | 213 6 3.3 5.0 23 250 10990 180 6 0.0 6.0 | 223 7 4.8 5.3 24 200 12480 125 8 -6.6 4.6 | 156 4 -1.7 3.8 25 150 14290 215 19 10.9 15.6 | 227 22 15.7 14.8 26 128 15240 200 15 5.1 14.1 | 217 17 10.0 13.3 27 99 16764 105 14 -13.5 3.6 | 108 9 -8.7 2.9 Wind Parameters Mean winds (0-6000m): 68.8 at 6.5 knts Storm direction: 98.8 at 4.9 knts Shear (0-3000m) pos: 0.7 neg: 0.5 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -123.2 deg Storm rel helicity (0-3000m) pos: 60.7 neg: -10.8 tot: 49.9 m^2/s^2 ave: 16.6 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 3.9 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 161.46 Bulk Shear: 2.09 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 106 6 135 1| 12.4 0.0 12.4| 4.7 -0.7 4.0 8.0 0.38| 15.3 5.8 1000 231 7 251 11| 6.6 0.0 6.6| 35.2 -0.7 34.5 34.5 0.60| 13.8 8.3 1500 279 6 279 11| 3.1 0.0 3.1| 46.9 -0.7 46.2 30.8 0.64| 10.9 7.0 2000 289 6 285 11| 2.3 0.7 3.0| 48.4 -10.3 38.1 19.1 0.46| 9.7 4.5 2500 303 5 291 10| 0.5 0.6 1.1| 59.8 -10.3 49.5 19.8 0.52| 10.0 5.1 3000 309 5 294 10| 0.7 0.5 1.1| 60.7 -10.8 49.9 16.6 0.42| 9.4 3.9 4000 34 6 342 6| 0.5 0.7 1.2| 61.7 -13.7 48.0 12.0 0.37| 8.5 3.1 5000 47 6 356 5| 0.4 0.5 0.8| 63.7 -15.3 48.4 9.7 0.36| 7.1 2.6 6000 69 7 22 3| 1.1 0.4 1.5| 76.1 -17.2 58.9 9.8 0.42| 7.0 3.0 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250427.00.gif