UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for VO311... Searching the city database file for: VO311 ... Date:2300Z 4 DEC 25 Station: VO311 WMO ident: 43311 Latitude: 11.12 Longitude: 72.73 ------------------------------------------------------------------------------- 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 1 27.0 21.0 70 6.0 22.7 270 2 299.3 302.2 295.5 345.1 15.69 1 1000 88 26.8 20.8 70 6.0 22.5 50 3 300.0 302.8 295.7 345.7 15.65 2 925 772 22.4 16.4 69 6.0 18.3 110 7 302.2 304.6 294.3 340.0 12.78 3 874 1264 19.0 14.9 77 4.1 16.3 126 11 303.6 305.9 294.3 340.1 12.28 4 850 1503 17.4 14.5 83 2.9 15.5 130 13 304.4 306.7 294.6 341.1 12.31 5 759 2464 12.6 9.5 81 3.1 10.6 109 11 309.2 311.1 294.1 339.3 9.87 6 700 3140 8.8 6.0 83 2.8 7.1 90 7 312.2 313.8 293.9 338.3 8.41 7 686 3307 7.8 4.9 82 2.9 6.1 95 6 312.9 314.4 293.7 337.6 7.95 8 629 4016 4.2 -0.8 70 5.0 1.5 116 8 316.7 317.8 293.0 335.0 5.75 9 599 4412 2.4 -3.6 65 6.0 -0.6 112 7 319.0 320.0 293.0 334.9 4.90 10 550 5097 -1.3 -5.9 71 4.6 -3.5 110 6 322.5 323.4 293.6 337.2 4.48 11 500 5850 -5.7 -14.7 49 9.0 -9.2 150 8 326.1 326.6 292.9 334.4 2.45 12 489 6024 -6.7 -16.7 45 10.0 -10.4 147 9 326.9 327.4 292.9 334.2 2.12 13 472 6299 -8.1 -17.1 48 9.0 -11.3 128 9 328.5 329.0 293.3 335.9 2.12 14 400 7560 -17.9 -27.9 41 10.0 -20.3 20 6 331.7 331.9 293.1 335.2 0.96 15 367 8200 -22.3 -30.3 48 8.0 -24.0 323 12 334.1 334.3 293.6 337.2 0.84 16 357 8403 -22.9 -33.9 36 11.0 -24.9 302 14 336.0 336.1 293.9 338.3 0.61 17 307 9496 -30.3 -40.3 37 10.0 -31.6 213 28 340.4 340.5 294.8 341.9 0.37 18 300 9660 -30.7 -42.7 30 12.0 -32.1 210 31 342.1 342.2 295.1 343.3 0.30 19 263 10576 -39.1 -55.1 17 16.0 -40.1 219 33 342.9 342.9 295.1 343.3 0.08 20 250 10920 -42.3 -57.3 18 15.0 -43.0 220 31 343.2 343.2 295.1 343.5 0.07 21 200 12390 -54.7 -70.7 12 16.0 -54.9 195 37 346.1 346.1 295.8 346.2 0.01 22 183 12951 -58.3 -79.3 5 21.0 -58.5 210 39 349.2 349.2 296.4 349.2 0.00 23 167 13518 -63.3 -88.3 2 25.0 -63.4 224 42 350.1 350.1 296.7 350.1 0.00 24 150 14170 -66.7 -94.7 1 28.0 -66.8 220 40 355.2 355.2 297.7 355.2 0.00 25 111 15979 -76.9 -101.9 1 25.0 -76.9 242 23 368.0 368.0 300.2 368.0 0.00 26 100 16580 -82.1 -106.1 1 24.0 -82.1 235 10 369.1 369.1 300.4 369.1 0.00 27 89 17217 -87.1 -109.1 1 22.0 -87.1 180 14 371.6 371.6 300.8 371.6 0.00 28 87 17339 -87.7 -109.7 1 22.0 -87.7 169 15 372.8 372.8 301.1 372.8 0.00 29 85 17464 -87.9 -109.9 1 22.0 -87.9 158 15 374.9 374.9 301.4 374.9 0.00 30 84 17528 -88.1 -110.1 1 22.0 -88.1 152 16 375.8 375.8 301.5 375.8 0.00 31 84 17528 -88.1 -110.1 1 22.0 -88.1 152 16 375.8 375.8 301.5 375.8 0.00 32 77 18001 -83.1 -107.1 1 24.0 -83.1 111 19 395.7 395.7 304.6 395.7 0.00 33 76 18073 -83.5 -106.5 1 23.0 -83.5 105 19 396.3 396.3 304.7 396.3 0.00 34 70 18530 -80.5 -104.5 1 24.0 -80.5 105 27 412.2 412.2 306.8 412.2 0.00 35 68 18694 -77.9 -102.9 1 25.0 -77.9 101 27 421.2 421.2 307.9 421.2 0.00 36 65 18952 -74.9 -100.9 1 26.0 -75.0 95 27 433.2 433.2 309.2 433.2 0.00 37 51 20372 -69.3 -96.3 1 27.0 -69.5 63 28 477.5 477.5 313.2 477.5 0.00 38 50 20490 -67.9 -95.9 1 28.0 -68.1 60 28 483.5 483.5 313.7 483.5 0.00 39 48 20736 -66.5 -94.5 1 28.0 -66.8 492.5 492.5 314.4 492.5 0.00 40 40 21841 -66.1 -94.1 1 28.0 -66.4 519.9 519.9 316.3 519.9 0.00 TRP 76 18073 -83.5 -106.5 1 23.0 -83.5 105 19 396.3 396.3 304.7 396.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 567.22 mb = 4856.33 m = 15932.64 ft Wetbulb zero: 607.65 mb = 4296.20 m = 14094.96 ft Precipitable water: 1.98 inches Sfc-500 mean rel hum: 73.14 % Est. max temperature: 31.78 C = 89.20 F Sfc-Lift cond lev (LCL): 925.73 mb = 765.03 m = 2509.92 ft T: 22.44 C 700-500 lapse rate: 5.35 C/km ThetaE index: 6.19 C Layer 759.0- 550.0 mb Conv cond level (CCL): 825.29 mb = 1753.29 m = 5752.19 ft Mean mixing ratio: 14.12 g/kg Conv temperature: 33.35 C = 92.03 F Cap Strength: 2.22 C Lifted Index: -0.04 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.80 C Lifted Index @700 mb: 0.28 C Showalter Index: 0.67 C Risk: Thunderstorms probable Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 20.20 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 208.00 Risk: None Energy Index: -1.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 78.81 J/kg Max Up Vert Vel: 12.55 m/s Conv Inhibition (B-): 98.34 J/kg Cap Strength: 2.22 C Lift Cond Lev (LCL): 879.92 mb = 1205.17 m = 3953.93 ft Lev Free Conv (LFC): 634.92 mb = 3939.71 m = 12925.41 ft Equ Level (EL): 624.92 mb = 4069.08 m = 13349.83 ft B at Equ Level: 6.29 J/kg Max Parcel Lev (MPL): 534.92 mb = 5316.53 m = 17442.47 ft Wind level data Storm motion: 143 at 6 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 1 270 2 2.0 -0.0 | 310 7 5.5 -4.7 1 1000 88 50 3 -2.3 -1.9 | 350 7 1.2 -6.6 2 976 305 95 4 -4.0 0.3 | 6 4 -0.5 -4.4 3 942 610 105 5 -4.8 1.3 | 21 4 -1.3 -3.4 4 925 772 110 7 -6.6 2.4 | 53 4 -3.1 -2.3 5 910 914 115 8 -7.3 3.4 | 71 4 -3.7 -1.3 6 878 1219 125 11 -9.0 6.3 | 106 6 -5.5 1.6 7 850 1503 130 13 -10.0 8.4 | 120 7 -6.4 3.7 8 818 1829 125 14 -11.5 8.0 | 113 9 -7.9 3.3 9 789 2134 120 12 -10.4 6.0 | 101 7 -6.9 1.3 10 761 2438 110 11 -10.3 3.8 | 82 7 -6.8 -0.9 11 734 2743 90 11 -11.0 0.0 | 58 9 -7.5 -4.7 12 708 3048 90 8 -8.0 0.0 | 44 6 -4.5 -4.7 13 700 3140 90 7 -7.0 0.0 | 37 6 -3.5 -4.7 14 656 3658 105 5 -4.8 1.3 | 21 4 -1.3 -3.4 15 632 3962 115 8 -7.3 3.4 | 71 4 -3.7 -1.3 16 609 4267 125 8 -6.6 4.6 | 88 3 -3.0 -0.1 17 586 4572 95 5 -5.0 0.4 | 19 5 -1.5 -4.3 18 564 4877 70 7 -6.6 -2.4 | 23 8 -3.1 -7.1 19 523 5486 190 3 0.5 3.0 | 293 4 4.0 -1.7 20 500 5850 150 8 -4.0 6.9 | 168 2 -0.5 2.2 21 484 6096 145 9 -5.2 7.4 | 148 3 -1.6 2.7 22 400 7560 20 6 -2.1 -5.6 | 352 10 1.5 -10.3 23 397 7620 25 6 -2.5 -5.4 | 354 10 1.0 -10.1 24 322 9144 220 22 14.1 16.9 | 235 21 17.7 12.2 25 300 9660 210 31 15.5 26.8 | 221 29 19.0 22.1 26 259 10668 220 33 21.2 25.3 | 230 32 24.7 20.6 27 250 10920 220 31 19.9 23.7 | 231 30 23.4 19.0 28 206 12192 200 33 11.3 31.0 | 209 30 14.8 26.3 29 200 12390 195 37 9.6 35.7 | 203 34 13.1 31.0 30 161 13716 230 43 32.9 27.6 | 238 43 36.5 22.9 31 150 14170 220 40 25.7 30.6 | 228 39 29.2 25.9 32 125 15240 250 38 35.7 13.0 | 258 40 39.2 8.3 33 100 16580 235 10 8.2 5.7 | 265 12 11.7 1.0 34 76 18073 105 19 -18.4 4.9 | 91 15 -14.8 0.2 35 70 18530 105 27 -26.1 7.0 | 96 23 -22.6 2.3 36 50 20490 60 28 -24.2 -14.0 | 48 28 -20.7 -18.7 Wind Parameters Mean winds (0-6000m): 113.2 at 7.8 knts Storm direction: 143.2 at 5.9 knts Shear (0-3000m) pos: 1.6 neg: 1.5 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 96.1 deg Storm rel helicity (0-3000m) pos: 21.0 neg: -19.4 tot: 1.6 m^2/s^2 ave: 0.5 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 0.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 24.58 Bulk Shear: 3.21 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 85 4 1 5| 0.0 6.8 6.8| 11.2 0.0 11.2 22.4 0.83| 8.7 7.3 1000 103 5 22 4| 2.4 3.4 5.8| 15.7 0.0 15.7 15.7 0.88| 6.8 5.9 1500 115 7 60 3| 3.1 2.3 5.4| 21.0 0.0 21.0 14.0 0.85| 6.1 5.2 2000 120 9 85 4| 2.4 1.9 4.3| 21.0 -3.9 17.1 8.5 0.64| 5.3 3.4 2500 119 9 87 5| 1.9 1.7 3.6| 21.0 -10.8 10.3 4.1 0.39| 5.1 2.0 3000 114 10 81 5| 1.6 1.5 3.1| 21.0 -19.4 1.6 0.5 0.18| 5.1 0.9 4000 112 9 72 5| 1.5 1.2 2.7| 24.0 -22.4 1.6 0.4 0.18| 4.7 0.8 5000 110 8 67 5| 1.2 1.2 2.4| 26.5 -26.1 0.4 0.1 0.09| 4.8 0.5 6000 113 8 66 4| 1.2 1.0 2.2| 26.5 -31.6 -5.0 -0.8 -0.08| 5.3 -0.4 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20251204.23.gif