UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:0000Z 9 OCT 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 1010 3 24.6 23.6 94 1.0 23.9 0 0 296.9 300.2 296.7 350.3 18.45 1 1000 106 23.6 20.6 83 3.0 21.5 150 9 296.8 299.5 294.7 341.4 15.45 2 925 786 20.4 18.2 87 2.2 18.9 220 5 300.2 302.8 294.8 342.2 14.36 3 878 1236 18.4 16.5 89 1.9 17.1 238 2 302.6 305.1 295.0 342.8 13.57 4 850 1514 17.0 14.2 84 2.8 15.1 295 1 304.0 306.2 294.3 339.9 12.07 5 821 1810 15.8 13.5 86 2.3 14.3 28 2 305.7 307.9 294.7 341.5 11.93 6 700 3151 8.6 6.2 85 2.4 7.2 180 9 312.0 313.6 293.9 338.4 8.53 7 579 4694 -1.3 -2.7 90 1.4 -2.0 103 5 317.8 318.9 293.1 335.2 5.42 8 528 5424 -5.5 -7.5 86 2.0 -6.4 56 12 321.3 322.1 293.0 334.8 4.12 9 500 5850 -7.9 -11.6 75 3.7 -9.4 75 11 323.4 324.0 292.8 333.9 3.15 10 478 6199 -9.1 -13.1 73 4.0 -10.7 81 13 326.1 326.7 293.3 336.0 2.92 11 448 6699 -11.3 -14.3 78 3.0 -12.5 86 15 329.4 330.0 294.1 339.1 2.82 12 400 7560 -16.3 -20.6 69 4.3 -17.7 95 18 333.8 334.2 294.4 340.4 1.86 13 349 8571 -22.9 -27.3 67 4.4 -23.9 98 18 338.2 338.4 294.9 342.5 1.17 14 300 9660 -30.9 -35.7 63 4.8 -31.7 90 18 341.8 342.0 295.3 344.2 0.61 15 257 10741 -39.1 -45.1 53 6.0 -39.6 99 11 345.2 345.3 295.8 346.3 0.27 16 250 10930 -40.9 -46.9 52 6.0 -41.3 95 12 345.3 345.3 295.8 346.2 0.22 17 220 11783 -48.9 -54.9 50 6.0 -49.1 105 12 345.8 345.8 295.8 346.2 0.10 18 204 12273 -53.7 -59.7 48 6.0 -53.9 110 13 345.8 345.8 295.7 346.0 0.06 19 200 12400 -55.1 -62.1 42 7.0 -55.2 110 15 345.5 345.5 295.7 345.7 0.04 20 186 12858 -59.5 -66.5 40 7.0 -59.6 113 23 345.6 345.6 295.7 345.8 0.03 21 150 14170 -70.1 -80.1 22 10.0 -70.1 125 36 349.3 349.3 296.5 349.4 0.00 22 110 15964 -81.5 -100.5 3 19.0 -81.5 70 29 360.3 360.3 298.8 360.3 0.00 23 105 16224 -82.1 -103.1 2 21.0 -82.1 77 32 364.0 364.0 299.5 364.0 0.00 24 100 16500 -78.7 -101.7 1 23.0 -78.7 85 36 375.7 375.7 301.5 375.7 0.00 25 91 17040 -75.5 -101.5 1 26.0 -75.5 88 29 392.3 392.3 304.1 392.3 0.00 26 80 17783 -75.3 -101.3 1 26.0 -75.3 91 20 407.4 407.4 306.2 407.4 0.00 27 70 18560 -72.7 -98.7 1 26.0 -72.8 95 10 428.9 428.9 308.7 428.9 0.00 28 65 18993 -73.7 -99.7 1 26.0 -73.7 91 14 435.9 435.9 309.4 435.9 0.00 29 60 19459 -73.9 -99.9 1 26.0 -74.0 86 19 445.5 445.5 310.4 445.5 0.00 30 51 20421 -67.7 -95.7 1 28.0 -67.9 76 28 481.2 481.2 313.5 481.2 0.00 31 50 20540 -67.3 -95.3 1 28.0 -67.5 75 29 484.9 484.9 313.8 484.9 0.00 32 38 22201 -65.7 -93.7 1 28.0 -66.1 528.6 528.6 316.8 528.6 0.00 TRP 110 15964 -81.5 -100.5 3 19.0 -81.5 70 29 360.3 360.3 298.8 360.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5744.00 m Freezing level: 594.89 mb = 4491.05 m = 14734.25 ft Wetbulb zero: 605.71 mb = 4326.97 m = 14195.93 ft Precipitable water: 2.17 inches Sfc-500 mean rel hum: 86.16 % Est. max temperature: 31.18 C = 88.13 F Sfc-Lift cond lev (LCL): 995.83 mb = 142.42 m = 467.26 ft T: 23.43 C 700-500 lapse rate: 6.11 C/km ThetaE index: 8.95 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 867.06 mb = 1343.53 m = 4407.85 ft Mean mixing ratio: 15.00 g/kg Conv temperature: 30.84 C = 87.52 F Cap Strength: 1.51 C Lifted Index: -2.06 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 1.83 C Lifted Index @700 mb: 0.20 C Showalter Index: -1.06 C Risk: Thunderstorms probable Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 22.10 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 183.40 Risk: None Energy Index: -1.21 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 184.00 J/kg Max Up Vert Vel: 19.18 m/s Conv Inhibition (B-): 80.30 J/kg Cap Strength: 1.49 C Lift Cond Lev (LCL): 925.33 mb = 782.91 m = 2568.58 ft Lev Free Conv (LFC): 680.33 mb = 3382.71 m = 11098.00 ft Equ Level (EL): 420.33 mb = 7183.22 m = 23566.69 ft B at Equ Level: 183.60 J/kg Max Parcel Lev (MPL): 260.33 mb = 10651.20 m = 34944.44 ft Wind level data Storm motion: 170 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 1010 3 0 0 -0.0 -0.0 | 350 5 0.8 -4.7 1 1000 106 150 9 -4.5 7.8 | 130 5 -3.7 3.1 2 977 305 155 8 -3.4 7.3 | 134 4 -2.6 2.5 3 944 610 190 6 1.0 5.9 | 237 2 1.8 1.2 4 925 786 220 5 3.2 3.8 | 283 4 4.0 -0.9 5 911 914 225 5 3.5 3.5 | 285 4 4.3 -1.2 6 880 1219 235 2 1.6 1.1 | 326 4 2.4 -3.6 7 850 1514 295 1 0.9 -0.4 | 342 5 1.7 -5.2 8 819 1829 35 2 -1.1 -1.6 | 3 6 -0.4 -6.4 9 790 2134 50 1 -0.8 -0.6 | 360 5 0.0 -5.4 10 762 2438 150 2 -1.0 1.7 | 4 3 -0.2 -3.0 11 735 2743 180 6 0.0 6.0 | 212 1 0.8 1.3 12 709 3048 180 9 0.0 9.0 | 191 4 0.8 4.3 13 700 3151 180 9 0.0 9.0 | 191 4 0.8 4.3 14 657 3658 205 9 3.8 8.2 | 233 6 4.6 3.4 15 633 3962 220 7 4.5 5.4 | 263 5 5.3 0.6 16 609 4267 210 5 2.5 4.3 | 277 3 3.3 -0.4 17 586 4572 125 3 -2.5 1.7 | 29 3 -1.7 -3.0 18 564 4877 60 10 -8.7 -5.0 | 39 13 -7.9 -9.7 19 523 5486 55 12 -9.8 -6.9 | 38 15 -9.0 -11.6 20 500 5850 75 11 -10.6 -2.8 | 52 12 -9.8 -7.6 21 484 6096 80 13 -12.8 -2.3 | 60 14 -12.0 -7.0 22 400 7560 95 18 -17.9 1.6 | 80 17 -17.1 -3.2 23 397 7620 95 18 -17.9 1.6 | 80 17 -17.1 -3.2 24 322 9144 100 18 -17.7 3.1 | 85 17 -16.9 -1.6 25 300 9660 90 18 -18.0 0.0 | 75 18 -17.2 -4.7 26 260 10668 100 10 -9.8 1.7 | 72 10 -9.1 -3.0 27 250 10930 95 12 -12.0 1.0 | 72 12 -11.2 -3.7 28 206 12192 110 12 -11.3 4.1 | 87 11 -10.5 -0.6 29 200 12400 110 15 -14.1 5.1 | 92 13 -13.3 0.4 30 161 13716 120 38 -32.9 19.0 | 114 35 -32.1 14.3 31 150 14170 125 36 -29.5 20.6 | 119 33 -28.7 15.9 32 125 15240 120 19 -16.5 9.5 | 107 16 -15.7 4.8 33 110 15964 70 29 -27.3 -9.9 | 61 30 -26.5 -14.6 34 100 16500 85 36 -35.9 -3.1 | 77 36 -35.1 -7.9 35 70 18560 95 10 -10.0 0.9 | 67 10 -9.2 -3.9 36 50 20540 75 29 -28.0 -7.5 | 66 30 -27.2 -12.2 Wind Parameters Mean winds (0-6000m): 140.5 at 6.4 knts Storm direction: 170.5 at 4.8 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): -158.8 deg Storm rel helicity (0-3000m) pos: 20.8 neg: -1.0 tot: 19.9 m^2/s^2 ave: 6.6 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 4.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 285.78 Bulk Shear: 0.64 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 ------------------------------------------------------------------------------- 500 157 7 135 3| 6.9 0.0 6.9| 7.7 0.0 7.7 15.4 0.93| 16.3 15.2 1000 178 6 198 2| 2.1 0.0 2.1| 11.6 0.0 11.6 11.6 0.91| 11.2 10.2 1500 186 5 263 1| 0.4 0.0 0.4| 15.9 0.0 15.9 10.6 0.91| 8.8 8.0 2000 185 4 301 1| 0.4 0.0 0.4| 19.7 -0.2 19.6 9.8 0.88| 7.5 6.6 2500 180 4 327 1| 0.6 0.0 0.6| 20.8 -0.5 20.3 8.1 0.79| 6.8 5.4 3000 179 4 317 1| 1.5 0.0 1.5| 20.8 -1.0 19.9 6.6 0.59| 6.8 4.0 4000 188 5 256 2| 0.9 0.0 0.9| 29.8 -1.1 28.7 7.2 0.63| 6.1 3.8 5000 181 5 237 1| 0.7 1.7 2.4| 33.1 -7.4 25.7 5.1 0.50| 6.8 3.4 6000 140 6 94 3| 0.8 1.6 2.4| 48.9 -8.0 40.8 6.8 0.51| 6.2 3.2 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20251009.00.gif