UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:0000Z 26 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 1005 98 -0.9 -4.7 75 3.8 -2.3 320 1 271.9 272.3 270.7 279.2 2.68 1 1000 142 0.0 -4.4 72 4.4 -1.6 325 3 273.1 273.6 271.5 280.7 2.75 2 992 206 0.2 -4.6 70 4.8 -1.6 330 5 274.0 274.4 272.0 281.5 2.73 3 925 762 -3.7 -8.3 70 4.6 -5.2 10 23 275.5 275.9 272.1 281.7 2.21 4 850 1425 -8.1 -15.1 57 7.0 -9.9 350 19 277.7 277.9 272.1 281.7 1.39 5 700 2906 -18.1 -30.1 34 12.0 -19.8 335 21 282.4 282.5 273.3 283.8 0.45 6 681 3110 -19.7 -32.7 31 13.0 -21.4 331 23 282.9 282.9 273.5 284.0 0.36 7 589 4179 -22.1 -42.1 15 20.0 -24.1 307 31 292.1 292.1 278.0 292.6 0.16 8 584 4242 -22.5 -42.5 14 20.0 -24.5 305 31 292.3 292.4 278.1 292.9 0.15 9 500 5360 -30.9 -42.9 30 12.0 -31.8 280 40 295.4 295.4 279.5 296.0 0.17 10 477 5694 -33.7 -43.7 36 10.0 -34.4 277 44 295.9 295.9 279.8 296.5 0.17 11 464 5888 -34.3 -43.3 40 9.0 -34.9 275 46 297.5 297.5 280.5 298.1 0.18 12 412 6717 -38.5 -49.5 30 11.0 -39.1 267 56 302.4 302.4 282.5 302.8 0.10 13 400 6920 -40.1 -51.1 30 11.0 -40.6 265 58 302.9 302.9 282.7 303.2 0.09 14 382 7231 -42.9 -52.9 33 10.0 -43.3 265 59 303.2 303.2 282.8 303.5 0.07 15 351 7797 -45.9 -55.4 34 9.5 -46.2 265 62 306.5 306.5 284.1 306.7 0.06 16 327 8264 -48.5 -57.5 34 9.0 -48.7 265 60 309.3 309.3 285.1 309.5 0.05 17 300 8830 -48.5 -57.5 34 9.0 -48.7 270 54 317.0 317.0 287.8 317.2 0.05 18 250 10030 -47.5 -58.5 27 11.0 -47.9 270 48 335.4 335.5 293.2 335.7 0.06 19 200 11510 -48.1 -62.1 18 14.0 -48.6 265 40 356.6 356.6 298.1 356.8 0.04 20 166 12741 -47.1 -64.1 13 17.0 -47.8 271 33 377.8 377.8 301.9 378.0 0.04 21 150 13410 -48.3 -66.3 11 18.0 -49.0 275 29 386.8 386.8 303.3 387.0 0.03 22 100 16060 -52.1 -72.1 7 20.0 -52.8 255 25 427.1 427.1 308.5 427.2 0.02 23 70 18360 -54.5 -74.5 7 20.0 -55.2 260 19 467.8 467.8 312.5 467.9 0.02 24 50 20510 -55.3 -76.3 6 21.0 -56.2 280 15 513.2 513.2 315.9 513.3 0.02 25 44 21327 -57.1 -78.1 5 21.0 -58.0 280 13 527.9 527.9 316.8 528.0 0.02 26 30 23750 -58.9 -78.9 6 20.0 -59.9 280 9 584.1 584.1 319.9 584.3 0.03 27 20 26310 -57.7 -78.7 5 21.0 -59.3 235 17 659.6 659.6 323.0 659.9 0.04 28 17 27336 -57.7 -78.7 5 21.0 -59.5 690.9 691.0 324.1 691.3 0.05 TRP 327 8264 -48.5 -57.5 34 9.0 -48.7 265 60 309.3 309.3 285.1 309.5 0.05 WND 351 7797 -45.9 -55.4 34 9.5 -46.2 265 62 306.5 306.5 284.1 306.7 0.06 Sounding variables and indices 1000-500 mb thick: 5218.00 m Freezing level: Surface below freezing Freezing level: 1000.00 mb = 142.00 m = 465.87 ft Freezing level: 988.56 mb = 234.77 m = 770.22 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 39.84 % Est. max temperature: 4.76 C = 40.57 F Sfc-Lift cond lev (LCL): 946.92 mb = 575.88 m = 1889.35 ft T: -2.39 C 700-500 lapse rate: 5.22 C/km ThetaE index: 0.02 C Layer 850.0- 700.0 mb Conv cond level (CCL): 847.66 mb = 1446.06 m = 4744.24 ft Mean mixing ratio: 2.42 g/kg Conv temperature: 4.98 C = 40.96 F Cap Strength: 10.41 C Lifted Index: 11.85 C Risk: None Lifted Index @300 mb: 25.19 C Lifted Index @700 mb: 3.44 C Showalter Index: 11.71 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 15.80 C K Index: -4.30 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 2.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.95 J/kg Max Up Vert Vel: 3.73 m/s Conv Inhibition (B-): 51886.32 J/kg Cap Strength: 11.74 C Lift Cond Lev (LCL): 886.55 mb = 1094.92 m = 3592.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 20 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 1005 98 320 1 0.6 -0.8 | 161 19 -6.3 18.1 1 1000 142 325 3 1.7 -2.5 | 162 17 -5.3 16.4 2 925 762 10 23 -4.0 -22.7 | 71 12 -11.0 -3.8 3 850 1425 350 19 3.3 -18.7 | 92 4 -3.7 0.1 4 700 2906 335 21 8.9 -19.0 | 276 2 1.9 -0.2 5 500 5360 280 40 39.4 -6.9 | 250 35 32.4 11.9 6 400 6920 265 58 57.8 5.1 | 245 56 50.8 23.9 7 351 7797 265 62 61.8 5.4 | 246 60 54.8 24.2 8 327 8264 265 60 59.8 5.2 | 246 58 52.8 24.0 9 300 8830 270 54 54.0 -0.0 | 248 51 47.0 18.8 10 250 10030 270 48 48.0 -0.0 | 245 45 41.0 18.8 11 200 11510 265 40 39.8 3.5 | 236 40 32.9 22.3 12 150 13410 275 29 28.9 -2.5 | 233 27 21.9 16.3 13 100 16060 255 25 24.1 6.5 | 214 31 17.2 25.3 14 70 18360 260 19 18.7 3.3 | 208 25 11.7 22.1 15 50 20510 280 15 14.8 -2.6 | 206 18 7.8 16.2 16 30 23750 280 9 8.9 -1.6 | 186 17 1.9 17.3 17 20 26310 235 17 13.9 9.8 | 194 29 6.9 28.6 Wind Parameters Mean winds (0-6000m): 309.7 at 26.8 knts Storm direction: 339.7 at 20.1 knts Shear (0-3000m) pos: 3.5 neg: 1.9 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 120.4 deg Storm rel helicity (0-3000m) pos: 6.0 neg: -25.8 tot: -19.8 m^2/s^2 ave: -6.6 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 57.29 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 ------------------------------------------------------------------------------- 500 353 10 148 11| 17.4 0.0 17.4| 3.1 -16.1 -13.0 -26.0 -0.42| 18.6 -7.7 1000 5 16 112 9| 10.4 0.0 10.4| 3.8 -25.3 -21.5 -21.5 -0.40| 14.6 -5.9 1500 1 17 104 7| 6.9 1.5 8.4| 5.9 -25.3 -19.4 -13.0 -0.30| 11.3 -3.4 2000 356 18 102 6| 5.2 1.5 6.7| 5.9 -25.5 -19.7 -9.8 -0.30| 8.9 -2.7 2500 353 18 100 5| 4.2 1.6 5.8| 5.9 -25.7 -19.8 -7.9 -0.31| 7.6 -2.4 3000 349 19 98 4| 3.5 1.9 5.4| 6.0 -25.8 -19.8 -6.6 -0.29| 6.9 -2.0 4000 339 21 321 1| 2.6 3.1 5.7| 6.0 -33.2 -27.2 -6.8 -0.26| 6.8 -1.8 5000 324 23 271 7| 2.1 3.9 6.0| 6.0 -74.9 -68.9 -13.8 -0.30| 7.0 -2.1 6000 310 27 263 14| 1.7 4.4 6.2| 6.0-106.5-100.5 -16.7 -0.29| 7.1 -2.0 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20250426.00.gif