UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 15 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 1008 98 15.8 10.8 72 5.0 12.9 350 3 288.3 289.7 285.7 311.0 8.09 1 1000 172 14.6 7.6 63 7.0 10.7 340 3 287.8 288.9 283.9 306.2 6.55 2 971 419 11.8 5.8 67 6.0 8.6 300 5 287.4 288.4 283.1 304.2 5.96 3 925 823 8.8 4.7 75 4.1 6.7 235 7 288.3 289.3 283.3 304.7 5.79 4 850 1518 4.8 1.5 79 3.3 3.2 245 15 291.2 292.1 283.7 305.7 5.02 5 794 2070 1.4 -2.1 77 3.5 -0.2 259 19 293.3 294.0 283.5 305.4 4.13 6 783 2182 0.8 -3.0 76 3.8 -0.9 262 20 293.8 294.5 283.5 305.3 3.91 7 774 2275 -0.7 -6.7 64 6.0 -3.1 264 21 293.2 293.7 282.2 302.0 2.99 8 760 2421 0.2 -7.8 55 8.0 -3.0 268 22 295.7 296.2 283.0 304.1 2.79 9 751 2516 -0.3 -10.3 47 10.0 -4.0 271 23 296.1 296.6 282.7 303.2 2.32 10 700 3074 -4.5 -15.5 42 11.0 -7.9 285 27 297.5 297.8 282.4 302.6 1.63 11 694 3142 -4.9 -14.9 45 10.0 -8.1 286 27 297.8 298.1 282.7 303.2 1.73 12 680 3301 -5.5 -14.5 49 9.0 -8.4 287 26 298.9 299.2 283.2 304.5 1.83 13 661 3523 -5.5 -22.5 25 17.0 -10.0 288 26 301.3 301.5 283.1 304.4 0.95 14 646 3703 -6.7 -29.7 14 23.0 -11.7 290 26 301.9 302.0 282.8 303.6 0.50 15 538 5104 -16.3 -43.3 8 27.0 -19.8 301 22 306.7 306.7 284.2 307.2 0.15 16 500 5650 -20.7 -46.7 8 26.0 -23.4 305 21 307.8 307.8 284.7 308.2 0.11 17 400 7250 -34.7 -53.7 13 19.0 -35.7 290 25 309.9 309.9 285.4 310.1 0.06 18 376 7678 -38.3 -56.3 13 18.0 -39.1 289 30 310.7 310.7 285.6 310.9 0.05 19 334 8485 -42.5 -59.5 14 17.0 -43.0 287 39 315.6 315.6 287.3 315.8 0.04 20 300 9200 -48.5 -65.5 12 17.0 -48.8 285 48 317.0 317.0 287.8 317.1 0.02 21 272 9838 -53.1 -69.1 13 16.0 -53.3 288 41 319.3 319.3 288.5 319.4 0.01 22 256 10228 -53.5 -69.5 13 16.0 -53.7 289 37 324.3 324.3 290.1 324.4 0.01 23 250 10380 -54.7 -69.7 14 15.0 -54.9 290 35 324.7 324.7 290.2 324.8 0.01 24 234 10800 -57.1 -72.1 13 15.0 -57.3 260 35 327.3 327.3 291.0 327.3 0.01 25 200 11800 -53.1 -69.1 13 16.0 -53.4 285 38 348.7 348.7 296.4 348.8 0.02 26 188 12199 -51.5 -68.5 11 17.0 -51.9 279 36 357.5 357.5 298.2 357.6 0.02 27 150 13660 -52.3 -71.3 8 19.0 -52.8 255 27 380.0 380.0 302.2 380.0 0.02 28 100 16260 -53.7 -74.7 6 21.0 -54.3 265 19 424.0 424.0 308.2 424.1 0.02 29 85 17303 -56.1 -78.1 5 22.0 -56.6 254 17 439.3 439.3 309.8 439.3 0.01 30 73 18279 -53.5 -75.5 5 22.0 -54.3 243 15 464.3 464.3 312.1 464.4 0.02 31 70 18550 -53.9 -75.9 5 22.0 -54.7 240 15 469.1 469.1 312.5 469.2 0.02 32 50 20700 -54.3 -77.3 4 23.0 -55.4 250 3 515.5 515.5 316.0 515.6 0.02 33 30 23980 -53.5 -77.5 4 24.0 -55.3 125 15 598.8 598.8 320.6 599.0 0.03 34 20 26590 -52.5 -77.5 3 25.0 -55.2 90 17 675.5 675.5 323.6 675.9 0.05 35 13 29374 -52.5 -77.5 3 25.0 -56.2 764.0 764.1 326.3 764.7 0.08 TRP 234 10800 -57.1 -72.1 13 15.0 -57.3 260 35 327.3 327.3 291.0 327.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5478.00 m Freezing level: 778.20 mb = 2231.37 m = 7320.68 ft Freezing level: 763.11 mb = 2388.13 m = 7834.98 ft Freezing level: 756.40 mb = 2458.72 m = 8066.56 ft Wetbulb zero: 796.62 mb = 2043.22 m = 6703.39 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 42.58 % Est. max temperature: 18.37 C = 65.07 F Sfc-Lift cond lev (LCL): 935.37 mb = 730.31 m = 2395.99 ft T: 9.49 C 700-500 lapse rate: 6.29 C/km ThetaE index: 6.83 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 834.25 mb = 1669.45 m = 5477.12 ft Mean mixing ratio: 6.06 g/kg Conv temperature: 19.27 C = 66.68 F Cap Strength: 4.86 C Lifted Index: 4.83 C Risk: None Lifted Index @300 mb: 8.61 C Lifted Index @700 mb: 2.16 C Showalter Index: 4.42 C Risk: None Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 22.20 C K Index: 16.00 Risk: < 20 % chance of thunderstorms Sweat Index: 202.25 Risk: None Energy Index: 0.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.07 J/kg Max Up Vert Vel: 2.85 m/s Conv Inhibition (B-): 46704.77 J/kg Cap Strength: 4.83 C Lift Cond Lev (LCL): 882.77 mb = 1207.11 m = 3960.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 315 at 15 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 1008 98 350 3 0.5 -3.0 | 127 12 -9.8 7.3 1 1000 172 340 3 1.0 -2.8 | 129 12 -9.3 7.4 2 925 823 235 7 5.7 4.0 | 162 15 -4.6 14.3 3 850 1518 245 15 13.6 6.3 | 191 17 3.2 16.6 4 700 3074 285 27 26.1 -7.0 | 258 16 15.7 3.3 5 500 5650 305 21 17.2 -12.0 | 285 7 6.8 -1.8 6 400 7250 290 25 23.5 -8.6 | 263 13 13.1 1.7 7 300 9200 285 48 46.4 -12.4 | 273 36 36.0 -2.2 8 250 10380 290 35 32.9 -12.0 | 274 23 22.5 -1.7 9 234 10800 260 35 34.5 6.1 | 236 29 24.1 16.3 10 200 11800 285 38 36.7 -9.8 | 269 26 26.3 0.4 11 150 13660 255 27 26.1 7.0 | 222 23 15.7 17.2 12 100 16260 265 19 18.9 1.7 | 216 15 8.6 11.9 13 70 18550 240 15 13.0 7.5 | 188 18 2.6 17.7 14 50 20700 250 3 2.8 1.0 | 146 14 -7.5 11.3 15 30 23980 125 15 -12.3 8.6 | 130 29 -22.6 18.8 16 20 26590 90 17 -17.0 0.0 | 111 29 -27.4 10.2 Wind Parameters Mean winds (0-6000m): 284.7 at 19.4 knts Storm direction: 314.7 at 14.6 knts Shear (0-3000m) pos: 3.6 neg: 2.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 131.9 deg Storm rel helicity (0-3000m) pos: 134.7 neg: 0.0 tot: 134.7 m^2/s^2 ave: 44.9 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 5.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 31.64 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 ------------------------------------------------------------------------------- 500 299 4 141 11| 0.0 6.0 6.0| 15.2 0.0 15.2 30.4 0.85| 6.5 5.5 1000 251 6 158 13| 0.0 6.0 6.0| 32.9 0.0 32.9 32.9 0.75| 6.9 5.2 1500 247 8 168 14| 2.0 4.0 5.9| 57.3 0.0 57.3 38.2 0.81| 6.6 5.4 2000 250 11 178 14| 2.7 3.0 5.7| 81.3 0.0 81.3 40.6 0.85| 6.4 5.4 2500 257 13 189 13| 3.3 2.4 5.7|107.3 0.0 107.3 42.9 0.88| 6.4 5.6 3000 266 15 202 12| 3.6 2.0 5.6|134.7 0.0 134.7 44.9 0.90| 6.4 5.8 4000 274 18 219 11| 2.6 1.5 4.1|142.6 0.0 142.6 35.6 0.86| 5.4 4.6 5000 280 19 230 11| 2.0 1.2 3.2|147.9 0.0 147.9 29.6 0.83| 4.7 3.9 6000 285 19 238 10| 1.7 1.1 2.8|149.9 -2.0 147.9 24.6 0.77| 4.2 3.2 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20250415.12.gif