UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 24 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 1001 98 16.8 6.8 52 10.0 11.3 210 1 289.9 291.0 284.4 307.5 6.19 1 1000 114 16.4 6.4 52 10.0 10.9 205 1 289.5 290.6 284.1 306.7 6.03 2 925 767 9.6 1.6 57 8.0 5.7 255 1 289.1 289.9 282.4 302.4 4.64 3 908 920 8.0 1.0 61 7.0 4.6 244 2 289.0 289.8 282.2 302.0 4.53 4 850 1460 3.2 -1.3 72 4.5 1.2 205 5 289.5 290.2 281.9 301.3 4.09 5 773 2220 -2.5 -6.5 74 4.0 -4.1 242 8 291.3 291.9 281.4 300.3 3.04 6 717 2812 -5.1 -8.4 78 3.3 -6.3 271 10 294.8 295.3 282.7 303.3 2.83 7 700 3000 -6.1 -9.5 77 3.4 -7.3 280 11 295.7 296.2 282.9 303.7 2.66 8 677 3261 -7.7 -11.3 75 3.6 -8.9 279 13 296.8 297.2 283.0 304.0 2.38 9 572 4550 -17.5 -25.5 50 8.0 -19.1 271 21 299.9 300.1 282.4 302.7 0.84 10 568 4602 -17.5 -25.5 50 8.0 -19.1 271 21 300.5 300.7 282.7 303.3 0.84 11 500 5550 -22.1 -28.1 58 6.0 -23.2 265 27 306.1 306.2 284.8 308.6 0.76 12 400 7140 -34.9 -41.9 49 7.0 -35.5 240 35 309.6 309.7 285.5 310.5 0.24 13 354 7980 -41.3 -48.3 47 7.0 -41.7 242 41 312.0 312.1 286.2 312.5 0.14 14 300 9080 -51.1 -58.1 43 7.0 -51.2 245 50 313.3 313.3 286.6 313.5 0.05 15 289 9320 -53.7 -59.7 48 6.0 -53.8 243 51 313.0 313.0 286.4 313.1 0.04 16 265 9872 -56.5 -63.5 41 7.0 -56.6 240 52 316.7 316.8 287.7 316.9 0.03 17 250 10240 -56.5 -63.5 41 7.0 -56.6 245 56 322.1 322.1 289.4 322.2 0.03 18 241 10474 -56.0 -63.2 40 7.2 -56.1 245 62 326.2 326.2 290.7 326.3 0.03 19 200 11670 -53.5 -61.5 37 8.0 -53.7 255 36 348.0 348.1 296.3 348.3 0.05 20 150 13540 -51.5 -64.5 20 13.0 -52.0 265 27 381.3 381.3 302.5 381.5 0.04 21 132 14369 -49.1 -64.1 16 15.0 -49.8 263 24 399.8 399.8 305.2 400.1 0.05 22 105 15848 -53.7 -69.7 12 16.0 -54.2 261 18 418.1 418.1 307.5 418.3 0.03 23 100 16160 -54.1 -71.1 11 17.0 -54.6 260 17 423.2 423.2 308.1 423.3 0.03 24 90 16836 -52.3 -70.3 10 18.0 -53.0 260 16 439.7 439.7 309.8 439.9 0.03 25 70 18450 -54.3 -73.3 8 19.0 -55.1 260 13 468.2 468.2 312.5 468.4 0.03 26 50 20600 -56.1 -75.1 8 19.0 -56.9 270 15 511.3 511.3 315.7 511.5 0.03 27 44 21413 -57.3 -76.3 7 19.0 -58.1 276 13 527.4 527.4 316.8 527.6 0.03 28 30 23840 -57.1 -77.1 6 20.0 -58.3 295 9 589.0 589.0 320.1 589.2 0.04 29 20 26390 -57.1 -78.1 5 21.0 -58.8 315 15 661.4 661.4 323.1 661.8 0.05 30 13 29115 -57.3 -78.3 5 21.0 -59.6 747.4 747.4 325.9 748.0 0.07 TRP 265 9872 -56.5 -63.5 41 7.0 -56.6 240 52 316.7 316.8 287.7 316.9 0.03 WND 241 10474 -56.0 -63.2 40 7.2 -56.1 245 62 326.2 326.2 290.7 326.3 0.03 Sounding variables and indices 1000-500 mb thick: 5436.00 m Freezing level: 806.77 mb = 1886.47 m = 6189.12 ft Wetbulb zero: 832.60 mb = 1625.46 m = 5332.81 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 64.25 % Est. max temperature: 16.42 C = 61.56 F Sfc-Lift cond lev (LCL): 861.73 mb = 1347.98 m = 4422.44 ft T: 4.20 C 700-500 lapse rate: 6.27 C/km ThetaE index: 7.23 C Layer 1000.0- 717.0 mb Conv cond level (CCL): 825.34 mb = 1695.56 m = 5562.81 ft Mean mixing ratio: 5.15 g/kg Conv temperature: 17.02 C = 62.63 F Cap Strength: 1.25 C Lifted Index: 4.13 C Risk: None Lifted Index @300 mb: 6.74 C Lifted Index @700 mb: 1.09 C Showalter Index: 5.95 C Risk: None Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 20.80 C K Index: 20.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 37.00 Risk: None Energy Index: 1.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.81 J/kg Max Up Vert Vel: 2.76 m/s Conv Inhibition (B-): 7.16 J/kg Cap Strength: 3.86 C Lift Cond Lev (LCL): 835.22 mb = 1600.28 m = 5250.20 ft Lev Free Conv (LFC): 790.22 mb = 2043.34 m = 6703.79 ft Equ Level (EL): 750.22 mb = 2455.28 m = 8055.29 ft B at Equ Level: 3.40 J/kg Max Parcel Lev (MPL): 720.22 mb = 2776.83 m = 9110.21 ft Wind level data Storm motion: 295 at 10 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 1001 98 210 1 0.5 0.9 | 120 10 -8.7 5.1 1 1000 114 205 1 0.4 0.9 | 120 10 -8.8 5.1 2 925 767 255 1 1.0 0.3 | 119 9 -8.2 4.5 3 850 1460 205 5 2.1 4.5 | 141 11 -7.1 8.7 4 700 3000 280 11 10.8 -1.9 | 216 3 1.7 2.3 5 500 5550 265 27 26.9 2.4 | 250 19 17.7 6.6 6 400 7140 240 35 30.3 17.5 | 224 30 21.1 21.7 7 300 9080 245 50 45.3 21.1 | 235 44 36.1 25.3 8 265 9872 240 52 45.0 26.0 | 230 47 35.9 30.2 9 250 10240 245 56 50.8 23.7 | 236 50 41.6 27.9 10 241 10474 245 62 56.2 26.2 | 237 56 47.0 30.4 11 200 11670 255 36 34.8 9.3 | 242 29 25.6 13.5 12 150 13540 265 27 26.9 2.4 | 250 19 17.7 6.6 13 100 16160 260 17 16.7 3.0 | 227 10 7.6 7.2 14 70 18450 260 13 12.8 2.3 | 209 7 3.6 6.5 15 50 20600 270 15 15.0 -0.0 | 234 7 5.8 4.2 16 30 23840 295 9 8.2 -3.8 | 112 1 -1.0 0.4 17 20 26390 315 15 10.6 -10.6 | 347 7 1.4 -6.4 Wind Parameters Mean winds (0-6000m): 264.7 at 13.5 knts Storm direction: 294.7 at 10.1 knts Shear (0-3000m) pos: 1.9 neg: 0.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 104.3 deg Storm rel helicity (0-3000m) pos: 26.7 neg: -0.6 tot: 26.2 m^2/s^2 ave: 8.7 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 21.44 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 ------------------------------------------------------------------------------- 500 223 1 120 10| 0.6 0.0 0.6| 0.0 -0.4 -0.4 -0.8 -0.27| 0.6 -0.2 1000 234 1 122 10| 0.3 1.0 1.3| 4.7 -0.6 4.1 4.1 0.61| 1.4 0.9 1500 215 2 128 10| 0.2 1.6 1.8| 11.3 -0.6 10.7 7.1 0.67| 2.1 1.4 2000 221 3 134 10| 1.0 1.2 2.2| 18.5 -0.6 17.9 8.9 0.72| 2.5 1.8 2500 236 4 141 9| 1.6 1.0 2.5| 23.7 -0.6 23.1 9.2 0.70| 2.8 2.0 3000 253 5 146 7| 1.9 0.8 2.8| 26.7 -0.6 26.2 8.7 0.69| 3.1 2.1 4000 265 8 163 5| 1.5 1.3 2.7| 29.8 -0.6 29.2 7.3 0.60| 3.2 1.9 5000 266 11 196 5| 1.2 1.7 2.9| 30.3 -1.1 29.2 5.8 0.47| 3.2 1.5 6000 265 13 218 7| 1.0 2.0 3.0| 30.3 -21.3 9.1 1.5 0.28| 3.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20250424.12.gif