UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for VI874... Searching the city database file for: VI874 ... Date:0000Z 26 APR 25 Station: VI874 WMO ident: 42874 Latitude: 21.22 Longitude: 81.67 ------------------------------------------------------------------------------- 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 971 31.0 19.0 49 12.0 22.5 180 4 306.7 309.4 296.6 350.0 14.39 1 946 30.6 16.6 43 14.0 20.8 308.6 311.0 296.0 347.0 12.66 2 891 27.8 14.8 45 13.0 18.9 311.0 313.3 296.1 347.7 11.96 3 865 27.0 11.0 37 16.0 16.5 312.9 314.7 294.9 342.5 9.57 4 712 13.8 -0.2 38 14.0 6.1 316.2 317.2 292.6 333.1 5.30 5 679 10.0 -1.0 46 11.0 4.1 316.3 317.3 292.5 333.0 5.24 6 651 6.6 -1.4 57 8.0 2.4 316.3 317.3 292.6 333.2 5.31 7 628 3.8 -2.2 65 6.0 0.7 316.4 317.4 292.5 332.9 5.19 8 608 1.2 -2.7 75 3.9 -0.8 316.3 317.3 292.4 332.8 5.16 9 588 -1.5 -4.8 78 3.3 -3.1 316.2 317.1 291.9 330.8 4.56 10 515 -7.5 -16.5 48 9.0 -10.7 321.2 321.6 291.2 328.1 2.04 11 510 -6.9 -19.9 35 13.0 -11.2 322.8 323.1 291.2 328.1 1.55 12 504 -6.5 -26.5 19 20.0 -12.1 324.4 324.5 291.0 327.5 0.87 13 429 -14.1 -33.1 18 19.0 -18.2 330.0 330.1 292.3 332.0 0.55 14 416 -14.5 -41.5 8 27.0 -19.2 332.4 332.4 292.6 333.3 0.24 15 338 -25.5 -41.5 21 16.0 -27.8 337.7 337.8 294.0 338.9 0.30 16 318 -29.3 -45.3 20 16.0 -31.1 338.4 338.4 294.1 339.2 0.21 17 253 -39.1 -69.1 3 30.0 -40.3 346.7 346.8 295.9 346.8 0.01 18 115 -77.3 -102.3 1 25.0 -77.3 245 37 363.5 363.5 299.4 363.6 0.00 19 105 -77.3 -102.3 1 25.0 -77.3 269 25 373.1 373.1 301.1 373.1 0.00 20 93 -79.3 -104.3 1 25.0 -79.3 280 19 382.4 382.4 302.6 382.4 0.00 21 89 -80.3 -104.3 1 24.0 -80.3 283 17 385.2 385.2 303.1 385.2 0.00 22 82 -80.7 -104.7 1 24.0 -80.7 289 15 393.5 393.5 304.3 393.5 0.00 23 72 -79.3 -104.3 1 25.0 -79.3 298 11 411.4 411.4 306.7 411.4 0.00 24 69 -80.3 -104.3 1 24.0 -80.3 303 10 414.3 414.3 307.0 414.3 0.00 25 67 -81.7 -105.7 1 24.0 -81.7 310 10 414.8 414.8 307.1 414.8 0.00 26 65 -82.9 -106.9 1 24.0 -82.9 317 10 415.7 415.7 307.2 415.7 0.00 27 61 -78.9 -103.9 1 25.0 -78.9 331 10 432.3 432.3 309.1 432.3 0.00 28 60 -76.1 -101.1 1 25.0 -76.2 334 10 440.6 440.6 309.9 440.6 0.00 29 58 -73.3 -99.3 1 26.0 -73.4 342 9 451.2 451.2 311.0 451.2 0.00 30 56 -70.3 -97.3 1 27.0 -70.4 350 9 462.6 462.6 312.0 462.6 0.00 31 51 -66.5 -94.5 1 28.0 -66.7 11 9 484.0 484.0 313.8 484.0 0.00 32 45 -62.1 -92.1 1 30.0 -62.6 32 11 512.3 512.4 315.8 512.4 0.00 33 43 -59.3 -89.3 1 30.0 -60.0 39 12 525.9 525.9 316.6 526.0 0.00 34 27 -54.5 -86.5 1 32.0 -56.3 614.3 614.3 321.2 614.4 0.01 TRP 115 -77.3 -102.3 1 25.0 -77.3 245 37 363.5 363.5 299.4 363.6 0.00 WND Sounding variables and indices Freezing level: 599.11 mb = -9999.00 m = -9999.00 ft Wetbulb zero: 618.51 mb = -9999.00 m = -9999.00 ft Precipitable water: 1.36 inches Sfc-500 mean rel hum: 49.41 % Est. max temperature: 38.04 C = 100.47 F Sfc-Lift cond lev (LCL): 816.23 mb = -9999.00 m = -9999.00 ft T: 23.06 C ThetaE index: 14.69 C Layer 865.0- 651.0 mb Conv cond level (CCL): 690.73 mb = -9999.00 m = -9999.00 ft Mean mixing ratio: 12.33 g/kg Conv temperature: 40.48 C = 104.86 F Cap Strength: 5.12 C Lifted Index: -2.97 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.93 C Lifted Index @700 mb: 2.58 C Showalter Index: -0.68 C Risk: Thunderstorms probable Total Totals Index: 49.56 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.69 C Cross Totals Index: 16.87 C K Index: 29.76 Risk: 40-60 % chance of thunderstorms Sweat Index: 157.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.00 J/kg Max Up Vert Vel: 0.00 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 5.12 C Lift Cond Lev (LCL): 756.12 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): 751.12 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 115 15980 245 37 33.5 15.6 1 1020 0 180 4 0.0 4.0 2 978 305 235 4 3.3 2.3 3 971 358 180 4 0.0 4.0 4 940 610 240 32 27.7 16.0 5 925 730 245 37 33.5 15.6 6 906 914 245 38 34.4 16.1 7 875 1219 255 28 27.0 7.2 8 850 1480 265 18 17.9 1.6 9 816 1829 280 11 10.8 -1.9 10 788 2134 305 10 8.2 -5.7 11 760 2438 320 12 7.7 -9.2 12 734 2743 325 13 7.5 -10.6 13 708 3048 325 13 7.5 -10.6 14 700 3150 325 11 6.3 -9.0 15 657 3658 300 9 7.8 -4.5 16 632 3962 295 10 9.1 -4.2 17 609 4267 300 11 9.5 -5.5 18 586 4572 300 12 10.4 -6.0 19 564 4877 300 18 15.6 -9.0 20 523 5486 295 21 19.0 -8.9 21 500 5840 260 13 12.8 2.3 22 484 6096 255 14 13.5 3.6 23 400 7550 250 25 23.5 8.6 24 396 7620 250 25 23.5 8.6 25 322 9144 265 34 33.9 3.0 26 300 9650 260 40 39.4 6.9 27 259 10668 255 51 49.3 13.2 28 250 10920 260 56 55.1 9.7 29 206 12192 260 55 54.2 9.6 30 200 12400 260 55 54.2 9.6 31 162 13716 260 50 49.2 8.7 32 150 14210 240 46 39.8 23.0 33 126 15240 245 40 36.3 16.9 34 100 16580 275 21 20.9 -1.8 35 70 18600 300 10 8.7 -5.0 36 50 20560 15 9 -2.3 -8.7 37 30 23760 95 19 -18.9 1.7 Wind Parameters Energy-Hel index: -0.00 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//VI874/skewt/VI874.skewt.20250426.00.gif