UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 22 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 1003 98 22.2 11.2 50 11.0 15.4 20 1 295.1 296.6 288.5 319.2 8.35 1 1000 132 21.4 9.4 46 12.0 14.3 25 1 294.5 295.9 287.4 316.0 7.41 2 925 798 14.6 5.6 55 9.0 9.6 65 5 294.2 295.3 286.1 312.1 6.17 3 913 907 13.4 4.4 54 9.0 8.6 83 5 294.1 295.1 285.6 310.8 5.74 4 850 1500 10.0 0.0 50 10.0 5.1 180 7 296.6 297.4 285.3 310.0 4.50 5 839 1608 9.4 -0.6 50 10.0 4.5 185 8 297.1 297.9 285.4 310.1 4.36 6 700 3080 -3.3 -9.3 63 6.0 -5.6 255 23 298.8 299.3 284.2 307.1 2.70 7 682 3286 -4.9 -9.9 68 5.0 -6.8 256 23 299.3 299.8 284.3 307.4 2.64 8 673 3390 -5.7 -11.7 63 6.0 -7.8 257 23 299.5 299.9 284.1 306.7 2.32 9 644 3736 -5.3 -18.3 35 13.0 -9.2 259 22 303.8 304.0 284.7 308.3 1.40 10 634 3859 -5.7 -17.7 38 12.0 -9.4 259 22 304.7 305.0 285.1 309.5 1.50 11 504 5620 -17.3 -29.3 34 12.0 -19.7 270 19 311.2 311.4 286.6 313.5 0.67 12 500 5680 -17.9 -29.9 34 12.0 -20.2 270 19 311.2 311.3 286.5 313.4 0.64 13 400 7300 -31.7 -43.7 30 12.0 -32.7 255 21 313.8 313.8 286.9 314.5 0.20 14 300 9260 -47.7 -54.7 44 7.0 -47.9 275 27 318.1 318.1 288.2 318.4 0.08 15 258 10240 -56.1 -63.1 41 7.0 -56.2 283 29 319.8 319.8 288.7 319.9 0.03 16 250 10440 -57.9 -64.9 40 7.0 -58.0 285 29 320.0 320.0 288.8 320.1 0.02 17 216 11340 -66.1 -73.1 37 7.0 -66.1 285 35 320.9 320.9 289.0 321.0 0.01 18 200 11810 -61.3 -69.3 34 8.0 -61.4 280 29 335.7 335.7 293.3 335.8 0.02 19 187 12230 -56.7 -64.7 36 8.0 -56.9 274 28 349.6 349.6 296.6 349.8 0.03 20 157 13346 -52.1 -62.1 29 10.0 -52.4 259 24 375.4 375.4 301.5 375.6 0.06 21 150 13640 -53.1 -64.1 25 11.0 -53.4 255 23 378.6 378.6 302.1 378.8 0.05 22 100 16250 -54.5 -70.5 12 16.0 -55.0 250 17 422.4 422.4 308.0 422.6 0.03 23 70 18520 -55.7 -74.7 8 19.0 -56.3 275 13 465.2 465.2 312.3 465.3 0.02 24 59 19611 -55.9 -74.9 8 19.0 -56.6 283 11 488.1 488.1 314.1 488.2 0.03 25 53 20291 -57.9 -77.9 6 20.0 -58.6 287 10 498.7 498.7 314.8 498.8 0.02 26 50 20660 -56.7 -76.7 6 20.0 -57.5 290 9 509.9 509.9 315.7 510.0 0.02 27 40 22077 -54.9 -75.9 6 21.0 -56.1 292 7 548.0 548.0 318.0 548.2 0.03 28 30 23910 -55.7 -77.7 5 22.0 -57.1 295 5 592.8 592.8 320.3 593.0 0.03 29 20 26490 -56.3 -79.3 4 23.0 -58.2 335 11 663.8 663.9 323.2 664.1 0.04 30 14 28767 -54.1 -78.1 4 24.0 -57.2 742.6 742.6 325.7 743.2 0.06 TRP 216 11340 -66.1 -73.1 37 7.0 -66.1 285 35 320.9 320.9 289.0 321.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5548.00 m Freezing level: 736.12 mb = 2697.62 m = 8850.35 ft Wetbulb zero: 776.86 mb = 2233.57 m = 7327.91 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 47.81 % Est. max temperature: 23.60 C = 74.48 F Sfc-Lift cond lev (LCL): 852.46 mb = 1476.04 m = 4842.60 ft T: 10.14 C 700-500 lapse rate: 5.62 C/km ThetaE index: 9.26 C Layer 1000.0- 839.0 mb Conv cond level (CCL): 777.37 mb = 2228.23 m = 7310.37 ft Mean mixing ratio: 6.60 g/kg Conv temperature: 25.01 C = 77.02 F Cap Strength: 2.84 C Lifted Index: 2.24 C Risk: None Lifted Index @300 mb: 3.58 C Lifted Index @700 mb: -0.86 C Showalter Index: 4.43 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.90 C Cross Totals Index: 17.90 C K Index: 21.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 33.00 Risk: None Energy Index: 0.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.04 J/kg Max Up Vert Vel: 6.64 m/s Conv Inhibition (B-): 95.53 J/kg Cap Strength: 2.84 C Lift Cond Lev (LCL): 818.07 mb = 1813.64 m = 5950.18 ft Lev Free Conv (LFC): 723.07 mb = 2816.54 m = 9240.49 ft Equ Level (EL): 653.07 mb = 3626.14 m = 11896.65 ft B at Equ Level: 20.10 J/kg Max Parcel Lev (MPL): 613.07 mb = 4116.55 m = 13505.57 ft Wind level data Storm motion: 286 at 12 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 1003 98 20 1 -0.3 -0.9 | 101 12 -11.6 2.3 1 1000 132 25 1 -0.4 -0.9 | 102 12 -11.7 2.4 2 925 798 65 5 -4.5 -2.1 | 94 16 -15.8 1.2 3 850 1500 180 7 0.0 7.0 | 132 15 -11.3 10.3 4 700 3080 255 23 22.2 6.0 | 230 14 10.9 9.2 5 500 5680 270 19 19.0 -0.0 | 247 8 7.7 3.3 6 400 7300 255 21 20.3 5.4 | 226 13 9.0 8.7 7 300 9260 275 27 26.9 -2.4 | 267 16 15.6 0.9 8 250 10440 285 29 28.0 -7.5 | 284 17 16.7 -4.2 9 216 11340 285 35 33.8 -9.1 | 284 23 22.5 -5.8 10 200 11810 280 29 28.6 -5.0 | 276 17 17.3 -1.7 11 150 13640 255 23 22.2 6.0 | 230 14 10.9 9.2 12 100 16250 250 17 16.0 5.8 | 207 10 4.7 9.1 13 70 18520 275 13 13.0 -1.1 | 218 3 1.7 2.2 14 50 20660 290 9 8.5 -3.1 | 94 3 -2.8 0.2 15 30 23910 295 5 4.5 -2.1 | 100 7 -6.8 1.2 16 20 26490 335 11 4.6 -10.0 | 45 9 -6.6 -6.7 Wind Parameters Mean winds (0-6000m): 256.2 at 15.7 knts Storm direction: 286.2 at 11.8 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 128.5 deg Storm rel helicity (0-3000m) pos: 152.0 neg: -5.6 tot: 146.4 m^2/s^2 ave: 48.8 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 6.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.53 Bulk Shear: 41.62 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 47 2 97 13| 3.1 0.0 3.1| 0.0 -5.5 -5.5 -11.0 -0.53| 3.2 -1.7 1000 73 4 98 15| 3.1 0.0 3.1| 19.8 -5.6 14.1 14.1 0.30| 4.8 1.4 1500 114 5 108 16| 3.1 0.0 3.1| 55.2 -5.6 49.6 33.1 0.60| 6.1 3.7 2000 167 6 126 16| 3.6 0.0 3.6| 82.9 -5.6 77.3 38.6 0.71| 6.3 4.5 2500 203 8 143 13| 3.9 0.0 3.9|115.7 -5.6 110.0 44.0 0.78| 6.8 5.3 3000 233 10 162 10| 4.0 0.0 4.0|152.0 -5.6 146.4 48.8 0.83| 7.3 6.0 4000 246 13 185 9| 2.8 0.0 2.8|156.7 -5.6 151.1 37.8 0.81| 5.8 4.7 5000 252 15 200 8| 2.1 0.0 2.1|160.3 -5.6 154.7 30.9 0.79| 4.9 3.9 6000 256 16 209 8| 1.7 0.1 1.8|161.9 -7.8 154.0 25.7 0.74| 4.3 3.2 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20250422.12.gif