UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 28 APR 25 Station: ULOL WMO ident: 26477 Latitude: 56.38 Longitude: 30.60 Elevation: 98.00 ------------------------------------------------------------------------------- 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 1012 98 12.0 -4.0 32 16.0 5.2 240 5 284.2 284.7 277.7 292.2 2.80 1 1000 207 10.0 -6.0 32 16.0 3.6 260 7 283.1 283.6 276.7 290.2 2.44 2 998 224 9.8 -6.2 32 16.0 3.4 260 7 283.1 283.5 276.7 290.0 2.40 3 925 847 4.0 -9.0 38 13.0 -0.7 260 15 283.4 283.8 276.4 289.5 2.09 4 850 1525 -2.1 -10.1 54 8.0 -4.8 260 19 283.9 284.3 276.6 290.0 2.08 5 841 1609 -2.7 -10.7 54 8.0 -5.3 263 19 284.2 284.5 276.7 290.0 2.01 6 839 1628 -4.1 -11.1 58 7.0 -6.3 264 20 282.9 283.2 275.9 288.6 1.95 7 820 1808 -6.1 -12.1 62 6.0 -7.9 270 20 282.6 283.0 275.6 288.0 1.84 8 802 1981 -6.5 -11.5 68 5.0 -8.1 276 21 284.0 284.4 276.5 289.8 1.98 9 798 2020 -5.3 -10.2 68 4.9 -6.9 278 22 285.7 286.1 277.7 292.1 2.20 10 747 2536 -7.3 -11.4 72 4.1 -8.6 297 24 289.0 289.4 279.2 295.3 2.14 11 725 2768 -8.5 -12.8 71 4.3 -9.8 305 26 290.1 290.5 279.6 296.0 1.97 12 700 3039 -10.5 -14.6 72 4.1 -11.7 315 27 290.9 291.2 279.6 296.2 1.76 13 629 3853 -15.9 -20.4 68 4.5 -16.9 317 30 293.7 293.9 280.2 297.5 1.20 14 565 4658 -18.1 -23.1 65 5.0 -19.2 318 32 300.3 300.5 282.8 303.7 1.05 15 500 5560 -24.5 -29.5 63 5.0 -25.3 320 35 303.2 303.3 283.5 305.4 0.66 16 400 7140 -36.5 -42.5 54 6.0 -37.0 315 38 307.6 307.6 284.7 308.4 0.23 17 391 7297 -37.7 -43.7 53 6.0 -38.1 315 38 308.0 308.0 284.8 308.7 0.20 18 368 7712 -42.3 -48.3 52 6.0 -42.6 315 40 307.3 307.3 284.5 307.7 0.13 19 300 9060 -53.5 -59.5 48 6.0 -53.6 315 44 309.9 309.9 285.4 310.1 0.04 20 290 9277 -55.3 -61.3 47 6.0 -55.4 315 45 310.4 310.4 285.5 310.5 0.03 21 260 9972 -57.1 -63.1 46 6.0 -57.2 315 48 317.6 317.6 288.0 317.7 0.03 22 250 10220 -56.9 -62.9 47 6.0 -57.0 315 48 321.5 321.5 289.2 321.6 0.03 23 200 11640 -55.1 -62.1 42 7.0 -55.2 320 38 345.5 345.5 295.7 345.7 0.04 24 161 13026 -53.1 -61.1 37 8.0 -53.4 316 33 371.0 371.0 300.8 371.3 0.06 25 150 13480 -54.1 -62.1 37 8.0 -54.4 315 31 376.9 376.9 301.8 377.1 0.06 26 100 16080 -53.5 -63.5 28 10.0 -53.9 300 19 424.4 424.4 308.3 424.8 0.07 27 70 18370 -52.9 -64.9 22 12.0 -53.7 265 13 471.2 471.2 312.8 471.7 0.09 28 56 19810 -52.5 -64.5 22 12.0 -53.4 258 16 503.2 503.2 315.2 503.9 0.12 29 50 20540 -54.1 -67.1 19 13.0 -55.0 255 17 516.0 516.0 316.1 516.6 0.09 30 30 23800 -55.9 -70.9 14 15.0 -57.2 245 13 592.2 592.3 320.3 592.9 0.09 31 27 24473 -54.1 -69.1 14 15.0 -55.7 615.4 615.5 321.3 616.4 0.13 32 23 25500 -55.1 -71.1 12 16.0 -56.8 641.4 641.4 322.4 642.3 0.11 33 21 26083 -53.5 -69.5 13 16.0 -55.6 663.1 663.2 323.2 664.4 0.16 TRP 260 9972 -57.1 -63.1 46 6.0 -57.2 315 48 317.6 317.6 288.0 317.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5353.00 m Freezing level: 875.82 mb = 1291.59 m = 4237.45 ft Wetbulb zero: 937.16 mb = 739.80 m = 2427.13 ft Precipitable water: 0.39 inches Sfc-500 mean rel hum: 60.47 % Est. max temperature: 11.69 C = 53.03 F Sfc-Lift cond lev (LCL): 792.91 mb = 2070.31 m = 6792.27 ft T: -5.49 C 700-500 lapse rate: 5.55 C/km ThetaE index: 2.77 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 682.25 mb = 3234.56 m = 10611.95 ft Mean mixing ratio: 2.27 g/kg Conv temperature: 19.40 C = 66.92 F Cap Strength: 10.53 C Lifted Index: 11.81 C Risk: None Lifted Index @300 mb: 14.27 C Lifted Index @700 mb: 5.18 C Showalter Index: 11.69 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 14.40 C K Index: 8.20 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 3.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.10 J/kg Max Up Vert Vel: 3.20 m/s Conv Inhibition (B-): 45567.38 J/kg Cap Strength: 11.59 C Lift Cond Lev (LCL): 769.22 mb = 2307.23 m = 7569.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 336 at 19 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 1012 98 240 5 4.3 2.5 | 170 20 -3.4 20.0 1 1000 207 260 7 6.9 1.2 | 178 19 -0.8 18.7 2 925 847 260 15 14.8 2.6 | 199 21 7.1 20.1 3 850 1525 260 19 18.7 3.3 | 208 24 11.0 20.8 4 700 3039 315 27 19.1 -19.1 | 278 12 11.4 -1.6 5 500 5560 320 35 22.5 -26.8 | 302 17 14.8 -9.3 6 400 7140 315 38 26.9 -26.9 | 296 21 19.2 -9.4 7 300 9060 315 44 31.1 -31.1 | 300 27 23.4 -13.6 8 260 9972 315 48 33.9 -33.9 | 302 31 26.2 -16.4 9 250 10220 315 48 33.9 -33.9 | 302 31 26.2 -16.4 10 200 11640 320 38 24.4 -29.1 | 305 20 16.7 -11.6 11 150 13480 315 31 21.9 -21.9 | 287 15 14.2 -4.4 12 100 16080 300 19 16.5 -9.5 | 228 12 8.8 8.0 13 70 18370 265 13 13.0 1.1 | 196 19 5.3 18.6 14 50 20540 255 17 16.4 4.4 | 202 24 8.7 21.9 15 30 23800 245 13 11.8 5.5 | 190 23 4.1 23.0 Wind Parameters Mean winds (0-6000m): 306.3 at 25.5 knts Storm direction: 336.3 at 19.1 knts Shear (0-3000m) pos: 4.3 neg: 0.8 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 108.3 deg Storm rel helicity (0-3000m) pos: 163.7 neg: 0.0 tot: 163.7 m^2/s^2 ave: 54.6 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 5.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 56.13 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 ------------------------------------------------------------------------------- 500 259 9 183 19| 7.6 0.0 7.6| 36.5 0.0 36.5 73.1 0.93| 7.9 7.3 1000 260 12 191 20| 3.8 2.4 6.2| 59.1 0.0 59.1 59.1 0.91| 6.3 5.8 1500 260 14 197 21| 3.6 1.6 5.1| 76.7 0.0 76.7 51.1 0.90| 5.4 4.8 2000 264 16 202 21| 3.8 1.2 5.0|110.3 0.0 110.3 55.2 0.88| 5.9 5.2 2500 272 17 209 19| 4.1 0.9 5.0|139.9 0.0 139.9 56.0 0.87| 6.3 5.5 3000 281 19 218 17| 4.3 0.8 5.0|163.7 0.0 163.7 54.6 0.88| 6.6 5.8 4000 294 21 232 15| 3.6 0.6 4.2|172.1 0.0 172.1 43.0 0.87| 5.4 4.6 5000 301 23 247 13| 3.2 0.5 3.7|181.1 0.0 181.1 36.2 0.85| 4.6 3.9 6000 306 25 259 13| 2.8 0.5 3.3|185.4 -3.1 182.3 30.4 0.81| 4.1 3.3 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20250428.12.gif