UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:0000Z 30 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 1000 98 7.0 5.3 89 1.7 6.2 280 1 280.1 281.1 279.3 295.5 5.58 1 925 745 3.8 -0.2 75 4.0 2.0 325 23 283.2 283.9 278.9 294.6 4.07 2 893 1030 2.2 -1.9 74 4.1 0.4 333 23 284.4 285.1 279.1 295.0 3.72 3 850 1427 -0.9 -4.8 75 3.9 -2.4 345 23 285.2 285.7 278.7 294.2 3.14 4 759 2321 -7.3 -10.6 77 3.3 -8.4 328 24 287.7 288.1 278.7 294.3 2.24 5 700 2948 -10.9 -14.9 72 4.0 -12.1 315 25 290.4 290.7 279.4 295.6 1.72 6 691 3047 -10.9 -14.5 75 3.6 -11.9 315 25 291.5 291.8 280.0 296.9 1.80 7 650 3514 -12.9 -18.9 61 6.0 -14.4 317 28 294.4 294.6 280.7 298.5 1.32 8 525 5098 -26.1 -33.1 52 7.0 -27.0 324 36 297.0 297.1 280.7 298.5 0.45 9 500 5450 -27.1 -36.1 42 9.0 -28.1 325 38 300.0 300.1 281.8 301.2 0.35 10 485 5669 -27.9 -39.9 31 12.0 -29.1 324 40 301.6 301.7 282.4 302.5 0.24 11 448 6233 -32.3 -46.3 24 14.0 -33.3 323 44 303.0 303.1 282.8 303.5 0.13 12 400 7020 -39.3 -52.3 24 13.0 -39.9 320 50 303.9 303.9 283.1 304.2 0.08 13 373 7496 -43.1 -55.1 26 12.0 -43.5 322 55 305.0 305.0 283.5 305.2 0.06 14 334 8235 -47.5 -59.0 26 11.5 -47.7 325 62 308.8 308.8 284.9 309.0 0.04 15 300 8940 -51.7 -62.7 26 11.0 -51.9 325 62 312.5 312.5 286.2 312.6 0.03 16 292 9115 -52.7 -63.7 25 11.0 -52.9 320 62 313.5 313.5 286.6 313.6 0.02 17 250 10120 -51.9 -62.9 26 11.0 -52.1 315 48 328.9 328.9 291.5 329.0 0.03 18 200 11560 -52.3 -64.3 22 12.0 -52.6 310 42 349.9 350.0 296.7 350.1 0.03 19 175 12427 -49.7 -63.7 18 14.0 -50.2 312 34 367.9 367.9 300.2 368.0 0.04 20 150 13430 -51.9 -66.9 15 15.0 -52.4 315 25 380.6 380.7 302.3 380.8 0.03 21 144 13695 -53.1 -68.1 15 15.0 -53.5 313 25 383.0 383.0 302.8 383.2 0.03 22 100 16050 -53.5 -70.5 11 17.0 -54.1 295 25 424.4 424.4 308.2 424.5 0.03 23 88 16866 -56.5 -73.5 10 17.0 -57.0 295 22 434.1 434.2 309.3 434.3 0.02 24 70 18320 -55.5 -73.5 9 18.0 -56.2 295 17 465.7 465.7 312.3 465.8 0.03 25 50 20470 -54.5 -73.5 8 19.0 -55.5 260 11 515.0 515.1 316.0 515.3 0.04 26 30 23760 -52.9 -72.9 7 20.0 -54.7 240 13 600.4 600.5 320.6 600.9 0.07 27 20 26390 -50.9 -71.9 7 21.0 -53.9 200 11 680.4 680.4 323.8 681.4 0.12 28 15 28263 -50.9 -72.9 6 22.0 -54.6 738.7 738.8 325.7 739.9 0.13 TRP 292 9115 -52.7 -63.7 25 11.0 -52.9 320 62 313.5 313.5 286.6 313.6 0.02 WND 334 8235 -47.5 -59.0 26 11.5 -47.7 325 62 308.8 308.8 284.9 309.0 0.04 Sounding variables and indices 1000-500 mb thick: 5352.00 m Freezing level: 862.48 mb = 1311.86 m = 4303.94 ft Wetbulb zero: 886.56 mb = 1088.55 m = 3571.32 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 67.45 % Est. max temperature: 12.05 C = 53.70 F Sfc-Lift cond lev (LCL): 974.28 mb = 314.21 m = 1030.86 ft T: 5.93 C 700-500 lapse rate: 6.47 C/km ThetaE index: 0.82 C Layer 925.0- 893.0 mb Conv cond level (CCL): 870.66 mb = 1234.00 m = 4048.50 ft Mean mixing ratio: 4.59 g/kg Conv temperature: 11.67 C = 53.01 F Cap Strength: 3.72 C Lifted Index: 5.43 C Risk: None Lifted Index @300 mb: 12.44 C Lifted Index @700 mb: 1.50 C Showalter Index: 5.99 C Risk: None Total Totals Index: 48.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 22.30 C K Index: 17.40 Risk: < 20 % chance of thunderstorms Sweat Index: 84.00 Risk: None Energy Index: 1.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.05 J/kg Max Up Vert Vel: 4.91 m/s Conv Inhibition (B-): 59484.16 J/kg Cap Strength: 4.95 C Lift Cond Lev (LCL): 905.62 mb = 916.68 m = 3007.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 355 at 21 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 1000 98 280 1 1.0 -0.2 | 177 21 -1.0 20.5 1 1000 108 280 1 1.0 -0.2 | 177 21 -1.0 20.5 2 925 745 325 23 13.2 -18.8 | 260 11 11.2 1.9 3 850 1427 345 23 6.0 -22.2 | 291 4 4.0 -1.5 4 700 2948 315 25 17.7 -17.7 | 259 16 15.7 3.0 5 500 5450 325 38 21.8 -31.1 | 298 22 19.8 -10.4 6 400 7020 320 50 32.1 -38.3 | 300 35 30.2 -17.6 7 334 8235 325 62 35.6 -50.8 | 312 45 33.6 -30.1 8 300 8940 325 62 35.6 -50.8 | 312 45 33.6 -30.1 9 292 9115 320 62 39.9 -47.5 | 305 46 37.9 -26.8 10 250 10120 315 48 33.9 -33.9 | 292 35 32.0 -13.2 11 200 11560 310 42 32.2 -27.0 | 282 31 30.2 -6.3 12 150 13430 315 25 17.7 -17.7 | 259 16 15.7 3.0 13 100 16050 295 25 22.7 -10.6 | 244 23 20.7 10.2 14 70 18320 295 17 15.4 -7.2 | 225 19 13.4 13.5 15 50 20470 260 11 10.8 1.9 | 201 24 8.9 22.6 16 30 23760 240 13 11.3 6.5 | 199 29 9.3 27.2 17 20 26390 200 11 3.8 10.3 | 183 31 1.8 31.1 Wind Parameters Mean winds (0-6000m): 324.6 at 27.8 knts Storm direction: 354.6 at 20.8 knts Shear (0-3000m) pos: 3.9 neg: 1.9 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 84.6 deg Storm rel helicity (0-3000m) pos: 104.2 neg: -12.2 tot: 92.0 m^2/s^2 ave: 30.7 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.26 Bulk Shear: 45.70 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 ------------------------------------------------------------------------------- 500 313 9 199 15| 17.6 0.0 17.6| 75.6 0.0 75.6 151.2 0.92| 18.6 17.1 1000 327 16 222 10| 11.5 0.0 11.5| 98.9 0.0 98.9 98.9 0.86| 14.6 12.5 1500 333 18 235 8| 7.8 0.0 7.8|101.6 -0.5 101.1 67.4 0.78| 11.3 8.8 2000 334 20 245 7| 5.9 1.1 6.9|101.6 -3.4 98.2 49.1 0.65| 9.5 6.2 2500 332 21 252 8| 4.7 1.7 6.4|101.6 -8.2 93.5 37.4 0.55| 8.5 4.6 3000 329 21 255 9| 3.9 1.9 5.8|104.2 -12.2 92.0 30.7 0.49| 7.7 3.8 4000 326 23 261 11| 3.6 1.5 5.1|127.6 -12.2 115.4 28.9 0.54| 6.5 3.5 5000 325 25 270 13| 3.5 1.2 4.7|153.2 -12.2 141.0 28.2 0.57| 5.8 3.3 6000 325 28 278 14| 3.2 1.2 4.4|168.1 -12.2 155.9 26.0 0.55| 5.4 3.0 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20250430.00.gif