UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120311.upa.cvt Date: 1100Z 3 DEC 25 Searching for VO311... Searching the city database file for: VO311 ... Date:1100Z 3 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 1007 -2 32.2 27.2 75 5.0 28.4 270 2 304.7 309.0 301.3 374.2 23.09 1 850 1481 18.8 12.8 68 6.0 14.8 40 7 305.8 307.9 294.0 338.9 10.99 2 700 3123 10.0 5.5 74 4.5 7.3 90 8 313.6 315.1 294.0 338.8 8.12 3 500 5840 -2.9 -20.9 24 18.0 -9.1 250 5 329.5 329.8 293.0 334.6 1.45 4 400 7570 -15.5 -24.5 46 9.0 -18.0 290 11 334.8 335.1 294.2 339.6 1.31 5 300 9670 -30.1 -40.1 37 10.0 -31.4 205 28 343.0 343.0 295.4 344.5 0.39 6 250 10950 -39.9 -53.9 21 14.0 -40.8 220 25 346.7 346.8 296.0 347.2 0.10 7 200 12430 -51.5 -70.5 9 19.0 -51.9 215 26 351.2 351.2 296.9 351.3 0.01 8 150 14230 -66.1 -94.1 1 28.0 -66.2 235 20 356.2 356.2 298.0 356.2 0.00 9 100 16600 -79.1 -104.1 1 25.0 -79.1 115 6 374.9 374.9 301.4 374.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5780.67 m Freezing level: 544.96 mb = 5229.20 m = 17155.96 ft Wetbulb zero: 611.19 mb = 4218.58 m = 13840.32 ft Precipitable water: 2.09 inches Sfc-500 mean rel hum: 60.29 % Est. max temperature: 33.26 C = 91.87 F Sfc-Lift cond lev (LCL): 937.68 mb = 622.22 m = 2041.36 ft T: 26.56 C 700-500 lapse rate: 4.75 C/km ThetaE index: 39.56 C Layer 850.0- 400.0 mb Conv cond level (CCL): 850.00 mb = 1481.00 m = 4858.86 ft Mean mixing ratio: 19.63 g/kg Conv temperature: 36.42 C = 97.55 F Cap Strength: 0.47 C Lifted Index: -4.44 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -8.70 C Lifted Index @700 mb: -4.08 C Showalter Index: 4.35 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 15.70 C K Index: 30.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 172.60 Risk: None Energy Index: -0.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3240.40 J/kg Max Up Vert Vel: 80.50 m/s Conv Inhibition (B-): 11.17 J/kg Cap Strength: 0.75 C Lift Cond Lev (LCL): 898.58 mb = 994.78 m = 3263.68 ft Lev Free Conv (LFC): 883.58 mb = 1142.04 m = 3746.80 ft Equ Level (EL): 123.58 mb = 15362.34 m = 50400.76 ft B at Equ Level: 3223.34 J/kg Wind level data Storm motion: 101 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 1007 -2 270 2 2.0 -0.0 | 278 8 7.9 -1.1 1 1000 62 10 8 -1.4 -7.9 | 333 10 4.5 -9.0 2 973 305 25 10 -4.2 -9.1 | 351 10 1.7 -10.2 3 940 610 35 9 -5.2 -7.4 | 355 9 0.7 -8.5 4 925 748 35 8 -4.6 -6.6 | 350 8 1.3 -7.7 5 907 914 35 7 -4.0 -5.7 | 345 7 1.9 -6.8 6 876 1219 35 5 -2.9 -4.1 | 330 6 3.0 -5.2 7 850 1481 40 7 -4.5 -5.4 | 348 7 1.4 -6.5 8 816 1829 55 5 -4.1 -2.9 | 336 4 1.8 -4.0 9 787 2134 105 7 -6.8 1.8 | 129 1 -0.9 0.7 10 759 2438 100 10 -9.8 1.7 | 99 4 -4.0 0.6 11 732 2743 95 9 -9.0 0.8 | 84 3 -3.1 -0.3 12 706 3048 95 8 -8.0 0.7 | 79 2 -2.1 -0.4 13 700 3123 90 8 -8.0 0.0 | 62 2 -2.1 -1.1 14 655 3658 45 16 -11.3 -11.3 | 24 14 -5.4 -12.4 15 631 3962 50 14 -10.7 -9.0 | 26 11 -4.8 -10.1 16 608 4267 85 6 -6.0 -0.5 | 3 2 -0.1 -1.6 17 585 4572 125 6 -4.9 3.4 | 203 3 1.0 2.3 18 563 4877 135 8 -5.7 5.7 | 183 5 0.2 4.6 19 522 5486 145 4 -2.3 3.3 | 239 4 3.6 2.2 20 500 5840 250 5 4.7 1.7 | 267 11 10.6 0.6 21 484 6096 285 5 4.8 -1.3 | 283 11 10.7 -2.4 22 400 7570 290 11 10.3 -3.8 | 287 17 16.2 -4.9 23 397 7620 290 11 10.3 -3.8 | 287 17 16.2 -4.9 24 322 9144 260 19 18.7 3.3 | 265 25 24.6 2.2 25 300 9670 205 28 11.8 25.4 | 216 30 17.7 24.3 26 260 10668 210 27 13.5 23.4 | 221 30 19.4 22.3 27 250 10950 220 25 16.1 19.2 | 231 28 22.0 18.0 28 207 12192 215 22 12.6 18.0 | 228 25 18.5 16.9 29 200 12430 215 26 14.9 21.3 | 226 29 20.8 20.2 30 163 13716 245 20 18.1 8.5 | 253 25 24.0 7.3 31 150 14230 235 20 16.4 11.5 | 245 25 22.3 10.4 32 126 15240 195 24 6.2 23.2 | 209 25 12.1 22.1 33 100 16600 115 6 -5.4 2.5 | 197 2 0.4 1.4 Wind Parameters Mean winds (0-6000m): 70.6 at 8.0 knts Storm direction: 100.6 at 6.0 knts Shear (0-3000m) pos: 2.0 neg: 0.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 162.1 deg Storm rel helicity (0-3000m) pos: 31.6 neg: -8.3 tot: 23.3 m^2/s^2 ave: 7.8 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 2.2 10^-3/s Energy-Hel index: 0.63 Bulk Rich Number: 496.64 Bulk Shear: 6.52 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 21 9 344 10| 10.8 0.0 10.8| 26.4 0.0 26.4 52.8 0.93| 13.6 12.6 1000 28 8 347 9| 4.0 0.0 4.0| 26.9 -3.6 23.3 23.3 0.65| 8.5 5.5 1500 30 8 345 8| 2.9 0.0 2.9| 29.9 -5.5 24.4 16.3 0.58| 6.7 3.9 2000 35 7 345 7| 2.1 0.0 2.1| 31.0 -6.8 24.2 12.1 0.48| 6.4 3.1 2500 49 7 356 6| 2.4 0.0 2.4| 31.6 -7.5 24.1 9.6 0.44| 6.3 2.8 3000 59 8 7 5| 2.0 0.3 2.3| 31.6 -8.3 23.3 7.8 0.39| 5.5 2.2 4000 58 9 16 6| 1.5 1.2 2.7| 34.1 -20.7 13.4 3.3 0.15| 6.2 1.0 5000 65 9 22 5| 1.6 0.9 2.6| 36.6 -22.2 14.4 2.9 0.08| 6.7 0.5 6000 71 8 24 4| 0.8 0.8 1.6| 55.2 -22.2 33.1 5.5 0.18| 6.7 1.2 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20251203.11.gif