UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 28 DEC 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 ------------------------------------------------------------------------------- 0 1000 -26 SFC 984 98 0.0 0.0 100 0.0 0.0 330 3 274.4 275.1 274.0 284.9 3.88 2 925 595 -3.3 -5.1 87 1.8 -4.0 350 23 275.9 276.4 273.3 283.8 2.82 3 850 1258 -7.5 -9.6 85 2.1 -8.2 5 33 278.3 278.7 273.7 284.4 2.17 4 771 2011 -12.5 -14.6 84 2.1 -13.0 10 29 280.8 281.0 274.2 285.4 1.60 5 700 2744 -15.9 -18.3 82 2.4 -16.4 15 25 284.9 285.1 276.0 288.7 1.29 6 679 2973 -17.3 -19.7 82 2.4 -17.8 16 25 285.8 286.0 276.3 289.4 1.18 7 646 3345 -17.9 -20.3 81 2.4 -18.4 19 25 289.2 289.4 278.0 292.8 1.18 8 566 4319 -25.1 -28.7 72 3.6 -25.6 24 24 291.9 292.0 278.6 293.9 0.63 9 500 5210 -30.1 -33.3 74 3.2 -30.4 30 23 296.3 296.4 280.4 297.9 0.46 10 485 5427 -31.1 -34.4 73 3.3 -31.4 30 24 297.7 297.8 281.0 299.1 0.43 11 400 6760 -42.9 -46.9 65 4.0 -43.1 30 27 299.2 299.3 281.2 299.7 0.14 12 332 7985 -53.3 -57.2 62 3.9 -53.4 56 23 301.4 301.4 282.0 301.5 0.05 13 301 8609 -57.5 -61.5 60 4.0 -57.6 70 21 304.0 304.0 283.0 304.1 0.03 14 300 8630 -57.5 -61.5 60 4.0 -57.6 70 21 304.3 304.3 283.2 304.4 0.03 15 270 9304 -51.7 -56.0 60 4.3 -51.8 32 32 322.0 322.1 289.5 322.3 0.07 16 250 9800 -54.3 -59.0 56 4.7 -54.4 5 40 325.3 325.3 290.5 325.6 0.05 17 241 10034 -55.3 -59.8 57 4.5 -55.4 4 41 327.3 327.3 291.0 327.5 0.05 18 234 10224 -52.3 -57.3 55 5.0 -52.4 4 42 334.6 334.6 293.0 334.9 0.07 19 222 10562 -54.9 -59.9 54 5.0 -55.0 2 43 335.7 335.7 293.3 335.9 0.05 20 200 11230 -54.3 -60.3 48 6.0 -54.5 360 46 346.8 346.8 296.0 347.0 0.06 21 150 13080 -53.7 -61.7 37 8.0 -53.9 345 36 377.5 377.6 301.9 377.8 0.06 22 142 13432 -53.7 -61.7 37 8.0 -54.0 344 37 383.5 383.5 302.9 383.8 0.07 23 130 13997 -56.3 -65.3 31 9.0 -56.5 341 39 388.7 388.7 303.6 388.9 0.05 24 100 15660 -57.1 -67.1 27 10.0 -57.4 335 44 417.4 417.4 307.4 417.6 0.05 25 97 15853 -57.5 -67.5 27 10.0 -57.8 334 43 420.3 420.3 307.8 420.5 0.04 26 92 16188 -56.3 -66.3 27 10.0 -56.6 331 43 429.1 429.1 308.7 429.4 0.06 27 82 16916 -58.3 -68.3 27 10.0 -58.6 327 41 439.3 439.3 309.8 439.6 0.05 28 80 17072 -57.1 -67.1 27 10.0 -57.5 326 40 444.9 444.9 310.4 445.2 0.06 29 70 17910 -60.9 -70.9 26 10.0 -61.2 320 38 454.1 454.1 311.3 454.3 0.04 30 69 17999 -60.7 -70.7 26 10.0 -61.0 319 38 456.4 456.4 311.5 456.6 0.04 31 67 18182 -60.7 -70.7 26 10.0 -61.0 317 39 460.3 460.3 311.8 460.5 0.04 32 60 18862 -64.5 -74.5 24 10.0 -64.7 311 42 466.5 466.5 312.4 466.7 0.03 33 57 19178 -61.3 -71.3 25 10.0 -61.6 308 43 480.7 480.7 313.5 480.9 0.04 34 50 19990 -61.5 -71.5 25 10.0 -61.9 300 46 498.6 498.6 314.9 498.9 0.05 35 46 20505 -62.3 -72.3 25 10.0 -62.7 298 49 508.7 508.7 315.6 509.0 0.05 36 44 20778 -64.3 -74.3 24 10.0 -64.6 297 51 510.3 510.3 315.7 510.5 0.04 37 40 21359 -64.5 -74.5 24 10.0 -64.8 296 54 523.9 523.9 316.6 524.1 0.04 38 35 22164 -69.5 -79.5 22 10.0 -69.7 293 59 531.2 531.2 317.0 531.4 0.02 39 33 22514 -70.5 -79.5 25 9.0 -70.6 292 61 537.6 537.6 317.4 537.7 0.02 40 30 23080 -69.7 -79.7 22 10.0 -69.9 290 64 554.6 554.6 318.3 554.8 0.02 41 20 25500 -70.3 -79.3 25 9.0 -70.6 300 73 621.0 621.0 321.5 621.3 0.04 42 19 25805 -69.5 -79.5 22 10.0 -69.8 632.6 632.7 322.0 632.9 0.04 TRP 301 8609 -57.5 -61.5 60 4.0 -57.6 70 21 304.0 304.0 283.0 304.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5236.00 m Freezing level: 984.00 mb = 98.00 m = 321.52 ft Wetbulb zero: 983.71 mb = 100.39 m = 329.36 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 81.30 % Est. max temperature: 4.35 C = 39.82 F Sfc-Lift cond lev (LCL): 983.82 mb = 99.49 m = 326.42 ft T: -0.01 C 700-500 lapse rate: 5.76 C/km ThetaE index: 1.19 C Layer 925.0- 850.0 mb Conv cond level (CCL): 905.08 mb = 765.72 m = 2512.16 ft Mean mixing ratio: 3.05 g/kg Conv temperature: 2.12 C = 35.81 F Cap Strength: 7.69 C Lifted Index: 10.54 C Risk: None Lifted Index @300 mb: 14.26 C Lifted Index @700 mb: 3.71 C Showalter Index: 10.37 C Risk: None Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 20.50 C K Index: 10.60 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 2.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.56 J/kg Max Up Vert Vel: 4.60 m/s Conv Inhibition (B-): 46083.26 J/kg Cap Strength: 10.31 C Lift Cond Lev (LCL): 915.80 mb = 673.42 m = 2209.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 46 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 ---------------------------------------------------------- 0 984 98 330 3 1.5 -2.6 | 235 18 14.8 10.4 1 925 595 350 23 4.0 -22.7 | 299 20 17.3 -9.6 2 850 1258 5 33 -2.9 -32.9 | 332 22 10.4 -19.8 3 700 2744 15 25 -6.5 -24.1 | 329 13 6.8 -11.1 4 500 5210 30 23 -11.5 -19.9 | 345 7 1.8 -6.9 5 400 6760 30 27 -13.5 -23.4 | 1 10 -0.2 -10.4 6 301 8609 70 21 -19.7 -7.2 | 132 9 -6.5 5.8 7 300 8630 70 21 -19.7 -7.2 | 132 9 -6.5 5.8 8 250 9800 5 40 -3.5 -39.8 | 340 29 9.8 -26.8 9 200 11230 360 46 -0.0 -46.0 | 338 36 13.3 -33.0 10 150 13080 345 36 9.3 -34.8 | 314 31 22.6 -21.7 11 100 15660 335 44 18.6 -39.9 | 310 42 31.9 -26.8 12 70 17910 320 38 24.4 -29.1 | 293 41 37.7 -16.1 13 50 19990 300 46 39.8 -23.0 | 281 54 53.1 -10.0 14 30 23080 290 64 60.1 -21.9 | 277 74 73.4 -8.9 15 20 25500 300 73 63.2 -36.5 | 287 80 76.5 -23.5 Wind Parameters Mean winds (0-6000m): 15.6 at 24.8 knts Storm direction: 45.6 at 18.6 knts Shear (0-3000m) pos: 3.9 neg: 0.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 95.7 deg Storm rel helicity (0-3000m) pos: 165.7 neg: -4.0 tot: 161.7 m^2/s^2 ave: 53.9 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 5.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.37 Bulk Shear: 28.17 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 ------------------------------------------------------------------------------- 500 348 13 269 16| 20.8 0.0 20.8| 97.5 0.0 97.5 195.0 0.99| 21.3 21.0 1000 354 20 294 17| 14.4 0.0 14.4|146.7 0.0 146.7 146.7 0.99| 15.4 15.2 1500 359 24 309 18| 9.9 0.0 9.9|164.5 -0.0 164.5 109.7 0.93| 12.0 11.2 2000 2 25 315 18| 6.8 0.0 6.8|164.5 -1.0 163.5 81.8 0.85| 9.8 8.3 2500 4 26 318 17| 4.9 0.0 4.9|164.5 -3.4 161.2 64.5 0.77| 8.5 6.5 3000 6 26 320 17| 3.9 0.0 3.9|165.7 -4.0 161.7 53.9 0.74| 7.4 5.5 4000 9 25 323 15| 2.9 0.0 2.9|169.2 -4.0 165.1 41.3 0.72| 5.9 4.3 5000 13 25 325 14| 2.2 0.0 2.2|171.8 -4.0 167.7 33.5 0.71| 5.0 3.5 6000 16 25 329 13| 1.9 0.1 2.1|175.0 -4.0 171.0 28.5 0.70| 4.4 3.1 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20251228.12.gif