UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for U6629... Searching the city database file for: U6629 ... Date:0000Z 20 APR 25 Station: U6629 WMO ident: 26629 Latitude: 54.88 Longitude: 23.88 ------------------------------------------------------------------------------- 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 1002 79 11.8 10.4 91 1.4 11.0 335 3 284.8 286.2 284.1 306.7 7.92 1 1000 96 12.4 10.8 90 1.6 11.5 320 3 285.5 287.0 284.6 308.2 8.15 2 989 189 12.8 9.5 80 3.3 10.9 311 4 286.9 288.2 284.5 308.0 7.55 3 973 326 12.6 7.7 72 4.9 9.9 299 6 288.0 289.2 284.2 307.1 6.78 4 954 492 11.8 10.3 91 1.5 10.9 284 8 288.8 290.3 286.1 312.1 8.27 5 947 553 12.0 8.9 81 3.1 10.2 278 9 289.6 291.0 285.7 311.0 7.57 6 925 750 10.8 6.6 75 4.2 8.5 260 11 290.4 291.5 285.0 309.2 6.62 7 912 868 10.4 5.7 73 4.7 7.9 254 12 291.1 292.2 285.0 309.2 6.30 8 867 1288 7.0 5.7 91 1.3 6.3 233 17 291.8 293.0 285.6 310.8 6.63 9 850 1451 6.0 2.7 79 3.3 4.3 225 19 292.4 293.4 284.7 308.3 5.47 10 819 1754 3.8 1.0 82 2.8 2.4 221 19 293.2 294.1 284.5 307.8 5.02 11 700 3015 -2.3 -15.3 36 13.0 -6.6 205 17 299.9 300.2 283.5 305.2 1.66 12 698 3038 -2.5 -15.5 36 13.0 -6.8 205 17 300.0 300.3 283.4 305.1 1.64 13 688 3152 -2.5 -20.5 24 18.0 -7.7 204 17 301.2 301.4 283.3 304.7 1.09 14 648 3625 -4.9 -13.9 49 9.0 -8.0 202 18 303.7 304.1 285.3 310.0 2.01 15 569 4633 -12.7 -13.9 91 1.2 -13.1 196 19 306.0 306.5 286.5 313.3 2.29 16 562 4727 -13.3 -15.5 83 2.2 -14.0 195 20 306.4 306.8 286.4 312.9 2.04 17 543 4988 -14.1 -38.1 11 24.0 -17.9 194 20 308.5 308.5 285.1 309.4 0.26 18 537 5073 -14.5 -27.5 32 13.0 -17.3 193 20 309.0 309.1 285.9 311.5 0.74 19 528 5201 -15.3 -34.3 18 19.0 -18.6 192 20 309.5 309.6 285.7 310.9 0.40 20 500 5610 -18.3 -29.3 37 11.0 -20.4 190 21 310.7 310.9 286.4 313.0 0.68 21 464 6162 -22.7 -26.1 74 3.4 -23.4 195 22 312.0 312.1 287.2 315.3 0.98 22 439 6565 -26.1 -31.1 63 5.0 -26.9 199 23 312.6 312.8 287.1 314.9 0.65 23 430 6714 -26.7 -38.7 31 12.0 -28.2 200 24 313.7 313.8 287.1 314.9 0.31 24 400 7230 -31.7 -41.7 37 10.0 -32.6 205 25 313.8 313.8 287.0 314.7 0.25 25 342 8314 -41.3 -45.8 62 4.5 -41.6 202 25 315.1 315.2 287.3 315.8 0.19 26 304 9103 -47.5 -49.4 81 1.9 -47.6 200 25 317.2 317.2 288.0 317.7 0.14 27 300 9190 -48.1 -50.7 74 2.6 -48.2 200 25 317.6 317.6 288.1 318.0 0.12 28 294 9323 -49.1 -55.1 50 6.0 -49.3 199 25 318.0 318.0 288.2 318.3 0.07 29 280 9641 -52.1 -53.2 88 1.1 -52.1 198 23 318.1 318.1 288.2 318.5 0.10 30 270 9877 -53.3 -66.3 19 13.0 -53.5 197 23 319.7 319.7 288.6 319.8 0.02 31 250 10370 -55.7 -67.7 21 12.0 -55.9 195 21 323.3 323.3 289.8 323.3 0.02 32 234 10790 -57.5 -68.5 23 11.0 -57.6 326.7 326.7 290.8 326.8 0.02 33 228 10954 -56.3 -70.3 16 14.0 -56.5 331.0 331.0 292.0 331.0 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5514.00 m Freezing level: 744.87 mb = 2539.52 m = 8331.67 ft Wetbulb zero: 787.06 mb = 2073.49 m = 6802.71 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 60.84 % Est. max temperature: 19.38 C = 66.88 F Sfc-Lift cond lev (LCL): 981.23 mb = 255.28 m = 837.52 ft T: 12.70 C 700-500 lapse rate: 6.17 C/km ThetaE index: 6.13 C Layer 850.0- 648.0 mb Conv cond level (CCL): 862.75 mb = 1328.46 m = 4358.42 ft Mean mixing ratio: 7.18 g/kg Conv temperature: 18.99 C = 66.18 F Cap Strength: 4.31 C Lifted Index: 4.47 C Risk: None Lifted Index @300 mb: 6.08 C Lifted Index @700 mb: 2.19 C Showalter Index: 5.12 C Risk: None Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 21.00 C K Index: 14.00 Risk: None Sweat Index: 91.40 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.51 J/kg Max Up Vert Vel: 6.56 m/s Conv Inhibition (B-): 1779.65 J/kg Cap Strength: 4.48 C Lift Cond Lev (LCL): 901.70 mb = 962.44 m = 3157.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 238 at 13 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 1002 79 335 3 1.3 -2.7 | 45 14 -9.6 -9.6 1 1000 96 320 3 1.9 -2.3 | 44 13 -9.0 -9.2 2 925 750 260 11 10.8 1.9 | 1 5 -0.1 -5.0 3 850 1451 225 19 13.4 13.4 | 201 7 2.5 6.5 4 700 3015 205 17 7.2 15.4 | 156 9 -3.7 8.5 5 500 5610 190 21 3.6 20.7 | 152 16 -7.3 13.8 6 400 7230 205 25 10.6 22.7 | 179 16 -0.3 15.7 7 300 9190 200 25 8.6 23.5 | 172 17 -2.4 16.6 8 250 10370 195 21 5.4 20.3 | 158 14 -5.5 13.4 Wind Parameters Mean winds (0-6000m): 207.6 at 17.2 knts Storm direction: 237.6 at 12.9 knts Shear (0-3000m) pos: 0.0 neg: 3.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 111.4 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -41.3 tot: -41.3 m^2/s^2 ave: -13.8 10^-3 m/s^2 rel: -0.75 Storm rel vorticity (0-3000m) horiz: 5.2 stream: -3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 38.89 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 ------------------------------------------------------------------------------- 500 287 6 32 10| 0.0 8.0 8.0| 0.0 -17.1 -17.1 -34.3 -0.71| 8.4 -6.0 1000 262 9 21 6| 0.0 7.8 7.8| 0.0 -23.4 -23.4 -23.4 -0.70| 8.7 -6.1 1500 244 12 11 2| 0.0 6.9 6.9| 0.0 -29.5 -29.5 -19.7 -0.71| 8.4 -5.9 2000 236 13 193 1| 0.0 5.1 5.1| 0.0 -33.6 -33.6 -16.8 -0.73| 6.8 -5.0 2500 230 14 181 2| 0.0 4.0 4.0| 0.0 -37.6 -37.6 -15.1 -0.74| 5.9 -4.4 3000 225 15 175 4| 0.0 3.3 3.3| 0.0 -41.3 -41.3 -13.8 -0.75| 5.2 -3.9 4000 218 16 167 5| 0.0 2.7 2.7| 0.0 -41.8 -41.8 -10.4 -0.70| 4.2 -3.0 5000 212 16 163 7| 0.0 2.3 2.3| 0.0 -43.3 -43.3 -8.7 -0.66| 3.6 -2.4 6000 208 17 161 9| 0.2 2.0 2.2| 8.1 -44.6 -36.5 -6.1 -0.56| 3.3 -1.9 Wrote GIF file: /home/apache/climate/data/raob//U6629/skewt/U6629.skewt.20250420.00.gif