UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:0000Z 8 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 1009 3 25.4 22.7 85 2.7 23.5 0 0 297.8 301.0 296.3 348.5 17.47 1 925 782 21.0 16.2 74 4.8 17.8 325 13 300.8 303.1 293.8 337.8 12.62 2 910 924 20.6 14.6 68 6.0 16.6 320 11 301.8 303.9 293.3 335.9 11.56 3 892 1096 20.6 11.6 56 9.0 14.8 314 7 303.5 305.3 292.3 332.3 9.66 4 850 1512 18.4 12.4 68 6.0 14.5 165 3 305.4 307.4 293.7 337.5 10.70 5 827 1747 16.8 11.8 72 5.0 13.6 154 4 306.1 308.1 293.8 337.9 10.57 6 753 2539 11.6 9.1 85 2.5 10.0 103 9 308.8 310.6 293.9 338.3 9.68 7 710 3029 8.8 2.8 66 6.0 5.4 100 9 311.0 312.2 292.1 331.4 6.61 8 704 3100 9.4 0.4 53 9.0 4.5 97 7 312.4 313.5 291.7 329.9 5.60 9 700 3147 9.6 -2.4 43 12.0 3.4 95 6 313.1 314.0 291.0 327.6 4.58 10 697 3183 10.0 -3.0 40 13.0 3.4 90 6 313.9 314.8 291.1 327.9 4.40 11 690 3266 10.4 -6.6 30 17.0 2.3 78 5 315.3 315.9 290.6 326.2 3.38 12 636 3939 6.4 -3.6 49 10.0 1.3 249 2 318.2 319.1 292.5 333.0 4.61 13 534 5350 -2.1 -9.1 59 7.0 -5.3 55 4 324.3 325.0 293.4 336.3 3.60 14 500 5870 -5.1 -13.1 53 8.0 -8.4 60 8 326.8 327.4 293.4 336.3 2.79 15 400 7580 -16.3 -22.3 60 6.0 -18.1 55 8 333.8 334.1 294.2 339.5 1.60 16 394 7694 -16.9 -22.9 60 6.0 -18.7 57 8 334.5 334.8 294.3 340.0 1.54 17 352 8529 -22.9 -32.9 40 10.0 -24.9 78 14 337.3 337.5 294.3 339.9 0.68 18 306 9540 -30.7 -35.7 61 5.0 -31.4 110 22 340.2 340.3 294.9 342.5 0.60 19 300 9680 -31.9 -36.7 62 4.8 -32.6 115 24 340.4 340.5 294.9 342.5 0.55 20 288 9967 -34.1 -43.1 40 9.0 -35.1 109 24 341.3 341.3 294.9 342.4 0.29 21 265 10543 -39.1 -46.1 47 7.0 -39.7 98 23 342.2 342.2 295.1 343.1 0.23 22 250 10940 -42.1 -54.1 26 12.0 -42.8 100 26 343.5 343.5 295.3 343.9 0.10 23 229 11527 -47.1 -60.1 21 13.0 -47.6 344.6 344.6 295.4 344.8 0.05 TRP WND Sounding variables and indices 1000-500 mb thick: 5786.70 m Freezing level: 559.20 mb = 5001.57 m = 16409.16 ft Wetbulb zero: 615.66 mb = 4201.65 m = 13784.76 ft Precipitable water: 1.81 inches Sfc-500 mean rel hum: 62.11 % Est. max temperature: 32.64 C = 90.75 F Sfc-Lift cond lev (LCL): 970.49 mb = 351.72 m = 1153.91 ft T: 23.43 C 700-500 lapse rate: 5.40 C/km ThetaE index: 16.19 C Layer 925.0- 850.0 mb Conv cond level (CCL): 823.53 mb = 1782.23 m = 5847.15 ft Mean mixing ratio: 14.54 g/kg Conv temperature: 33.90 C = 93.02 F Cap Strength: 3.06 C Lifted Index: 0.80 C Risk: Showers probable Lifted Index @300 mb: 0.89 C Lifted Index @700 mb: 1.26 C Showalter Index: 2.73 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 17.50 C K Index: 23.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 162.80 Risk: None Energy Index: -0.22 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.14 J/kg Max Up Vert Vel: 4.28 m/s Conv Inhibition (B-): 452.66 J/kg Cap Strength: 2.97 C Lift Cond Lev (LCL): 905.66 mb = 964.89 m = 3165.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 80 at 4 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 1009 3 0 0 -0.0 -0.0 | 260 4 4.3 0.7 1 1000 0 360 6 -0.0 -6.0 | 321 7 4.3 -5.3 2 970 305 335 12 5.1 -10.9 | 317 14 9.3 -10.1 3 941 610 325 15 8.6 -12.3 | 312 17 12.9 -11.6 4 925 782 325 13 7.5 -10.6 | 310 15 11.7 -9.9 5 911 914 320 11 7.1 -8.4 | 304 14 11.3 -7.7 6 879 1219 310 4 3.1 -2.6 | 284 8 7.3 -1.8 7 850 1512 165 3 -0.8 2.9 | 224 5 3.5 3.6 8 819 1829 150 5 -2.5 4.3 | 199 5 1.8 5.1 9 790 2134 125 7 -5.7 4.0 | 163 5 -1.5 4.7 10 761 2438 105 9 -8.7 2.3 | 125 5 -4.4 3.1 11 734 2743 100 10 -9.8 1.7 | 114 6 -5.6 2.5 12 708 3048 100 9 -8.9 1.6 | 117 5 -4.6 2.3 13 700 3147 95 6 -6.0 0.5 | 126 2 -1.7 1.3 14 657 3658 20 1 -0.3 -0.9 | 273 4 3.9 -0.2 15 633 3962 230 2 1.5 1.3 | 251 6 5.8 2.0 16 610 4267 235 2 1.6 1.1 | 252 6 5.9 1.9 17 587 4572 305 1 0.8 -0.6 | 268 5 5.1 0.2 18 565 4877 10 2 -0.3 -2.0 | 288 4 3.9 -1.2 19 524 5486 70 5 -4.7 -1.7 | 23 1 -0.4 -1.0 20 500 5870 60 8 -6.9 -4.0 | 39 4 -2.7 -3.3 21 485 6096 55 9 -7.4 -5.2 | 35 5 -3.1 -4.4 22 400 7580 55 8 -6.6 -4.6 | 31 4 -2.3 -3.9 23 398 7620 55 8 -6.6 -4.6 | 31 4 -2.3 -3.9 24 323 9144 95 18 -17.9 1.6 | 100 14 -13.7 2.3 25 300 9680 115 24 -21.8 10.1 | 122 21 -17.5 10.9 26 260 10668 95 23 -22.9 2.0 | 98 19 -18.6 2.7 27 250 10940 100 26 -25.6 4.5 | 104 22 -21.3 5.2 Wind Parameters Mean winds (0-6000m): 50.3 at 5.8 knts Storm direction: 80.3 at 4.3 knts Shear (0-3000m) pos: 0.0 neg: 2.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 154.9 deg Storm rel helicity (0-3000m) pos: 0.8 neg: -56.0 tot: -55.3 m^2/s^2 ave: -18.4 10^-3 m/s^2 rel: -0.61 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.63 Bulk Shear: 14.47 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 ------------------------------------------------------------------------------- 500 338 11 317 12| 0.0 9.6 9.6| 0.5 -7.0 -6.5 -13.1 -0.19| 9.8 -1.8 1000 330 12 313 14| 0.0 3.1 3.1| 0.5 -21.3 -20.8 -20.8 -0.32| 8.8 -2.8 1500 326 9 307 12| 0.0 3.1 3.1| 0.5 -42.2 -41.7 -27.8 -0.51| 10.5 -5.3 2000 326 8 304 11| 0.0 2.9 2.9| 0.5 -47.9 -47.4 -23.7 -0.57| 8.9 -5.1 2500 344 8 316 9| 0.0 2.5 2.5| 0.5 -54.8 -54.3 -21.7 -0.62| 8.2 -5.1 3000 29 8 358 6| 0.0 2.0 2.0| 0.8 -56.0 -55.3 -18.4 -0.61| 7.1 -4.4 4000 48 7 12 4| 0.0 1.0 1.0| 1.0 -61.7 -60.7 -15.2 -0.59| 7.2 -4.2 5000 42 6 354 4| 0.5 0.8 1.2| 6.5 -61.7 -55.2 -11.0 -0.47| 6.2 -2.9 6000 50 6 3 3| 0.6 0.4 1.0| 8.5 -62.0 -53.5 -8.9 -0.37| 5.9 -2.2 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20251008.00.gif