UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for ULOL... Searching the city database file for: ULOL ... Date:1200Z 19 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 1000 98 26.0 7.0 30 19.0 14.8 170 3 299.1 300.3 288.0 317.8 6.29 1 984 240 23.2 4.2 29 19.0 12.7 176 5 297.7 298.7 286.5 313.3 5.25 2 925 777 18.4 2.4 34 16.0 9.9 200 13 298.1 299.0 286.3 312.7 4.92 3 850 1492 11.6 0.6 47 11.0 6.0 215 15 298.3 299.2 286.1 312.3 4.70 4 801 1984 7.0 -1.0 57 8.0 3.1 218 14 298.5 299.3 285.9 311.8 4.44 5 746 2565 4.0 -4.0 56 8.0 0.3 222 14 301.4 302.1 286.4 313.0 3.81 6 742 2608 4.2 -4.8 52 9.0 0.1 222 14 302.1 302.7 286.4 313.1 3.61 7 700 3079 0.4 -10.6 43 11.0 -3.8 225 13 302.9 303.4 285.5 310.5 2.43 8 676 3357 -1.3 -14.3 36 13.0 -5.8 226 12 304.1 304.4 285.3 310.0 1.87 9 638 3814 -4.5 -13.5 49 9.0 -7.7 228 11 305.5 305.9 286.1 312.2 2.11 10 625 3976 -4.9 -12.9 53 8.0 -7.8 228 11 306.8 307.3 286.8 314.0 2.27 11 616 4089 -4.7 -13.7 49 9.0 -7.9 229 11 308.3 308.8 287.2 315.3 2.15 12 594 4374 -6.3 -27.3 17 21.0 -11.5 230 10 309.7 309.8 286.1 312.1 0.69 13 504 5630 -16.9 -28.9 35 12.0 -19.3 235 7 311.7 311.9 286.8 314.1 0.70 14 500 5690 -17.3 -29.3 34 12.0 -19.7 235 7 311.9 312.1 286.8 314.3 0.68 15 487 5886 -19.1 -32.1 31 13.0 -21.4 222 8 312.1 312.2 286.7 313.9 0.53 16 435 6716 -25.1 -49.1 9 24.0 -27.3 166 11 314.7 314.7 287.1 315.1 0.10 17 400 7320 -28.5 -51.5 9 23.0 -30.3 125 13 317.9 318.0 288.2 318.3 0.08 18 380 7685 -31.3 -49.3 15 18.0 -32.7 119 15 319.0 319.0 288.5 319.4 0.11 19 320 8876 -41.3 -56.3 18 15.0 -41.9 98 21 321.2 321.2 289.2 321.4 0.06 20 300 9310 -45.7 -59.7 19 14.0 -46.1 90 23 320.9 321.0 289.1 321.1 0.04 21 257 10323 -55.1 -67.1 21 12.0 -55.3 86 25 321.6 321.6 289.3 321.7 0.02 22 250 10500 -56.3 -68.3 21 12.0 -56.5 85 25 322.4 322.4 289.5 322.4 0.02 23 212 11530 -63.3 -74.3 21 11.0 -63.4 65 25 327.0 327.0 290.9 327.1 0.01 24 200 11890 -61.3 -73.3 19 12.0 -61.4 70 21 335.7 335.7 293.3 335.7 0.01 25 155 13499 -52.3 -65.3 19 13.0 -52.7 279 14 376.4 376.4 301.7 376.6 0.04 26 150 13710 -53.7 -67.7 16 14.0 -54.1 260 13 377.5 377.6 301.9 377.7 0.03 27 100 16300 -56.1 -74.1 9 18.0 -56.5 255 15 419.3 419.3 307.6 419.4 0.02 28 77 17957 -57.3 -76.3 7 19.0 -57.8 314 8 449.4 449.4 310.8 449.5 0.02 29 70 18560 -57.1 -77.1 6 20.0 -57.6 335 5 462.2 462.2 312.0 462.3 0.02 30 50 20700 -57.1 -78.1 5 21.0 -57.9 325 13 508.9 508.9 315.6 509.0 0.02 31 30 23960 -53.3 -76.3 4 23.0 -55.1 15 11 599.3 599.3 320.6 599.6 0.04 32 29 24178 -52.9 -75.9 5 23.0 -54.8 14 12 606.3 606.3 320.9 606.6 0.04 33 20 26560 -54.5 -78.5 4 24.0 -56.8 360 17 669.4 669.4 323.4 669.7 0.04 34 13 29318 -54.7 -78.7 4 24.0 -57.8 756.4 756.5 326.1 757.0 0.06 TRP 212 11530 -63.3 -74.3 21 11.0 -63.4 65 25 327.0 327.0 290.9 327.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5592.00 m Freezing level: 694.35 mb = 3144.42 m = 10316.22 ft Wetbulb zero: 740.56 mb = 2624.21 m = 8609.52 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 39.55 % Est. max temperature: 25.15 C = 77.27 F Sfc-Lift cond lev (LCL): 755.78 mb = 2458.42 m = 8065.60 ft T: 4.55 C 700-500 lapse rate: 6.78 C/km ThetaE index: 5.98 C Layer 984.0- 746.0 mb Conv cond level (CCL): 675.26 mb = 3365.73 m = 11042.27 ft Mean mixing ratio: 5.14 g/kg Conv temperature: 30.94 C = 87.69 F Cap Strength: 4.52 C Lifted Index: 2.95 C Risk: None Lifted Index @300 mb: 5.73 C Lifted Index @700 mb: 2.96 C Showalter Index: 3.60 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 17.90 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 44.20 Risk: None Energy Index: 0.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.51 J/kg Max Up Vert Vel: 2.24 m/s Conv Inhibition (B-): 52799.62 J/kg Cap Strength: 4.48 C Lift Cond Lev (LCL): 735.01 mb = 2684.92 m = 8808.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 250 at 8 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 1000 98 170 3 -0.5 3.0 | 90 8 -8.4 0.1 1 925 777 200 13 4.4 12.2 | 160 10 -3.4 9.3 2 850 1492 215 15 8.6 12.3 | 185 9 0.8 9.4 3 700 3079 225 13 9.2 9.2 | 192 6 1.4 6.3 4 500 5690 235 7 5.7 4.0 | 118 2 -2.1 1.1 5 400 7320 125 13 -10.6 7.5 | 104 19 -18.5 4.6 6 300 9310 90 23 -23.0 0.0 | 85 31 -30.8 -2.9 7 250 10500 85 25 -24.9 -2.2 | 81 33 -32.7 -5.1 8 212 11530 65 25 -22.7 -10.6 | 66 33 -30.5 -13.4 9 200 11890 70 21 -19.7 -7.2 | 70 29 -27.6 -10.1 10 150 13710 260 13 12.8 2.3 | 277 5 5.0 -0.6 11 100 16300 255 15 14.5 3.9 | 261 7 6.7 1.0 12 70 18560 335 5 2.1 -4.5 | 38 9 -5.7 -7.4 13 50 20700 325 13 7.5 -10.6 | 2 14 -0.4 -13.5 14 30 23960 15 11 -2.8 -10.6 | 38 17 -10.7 -13.5 15 20 26560 360 17 -0.0 -17.0 | 22 21 -7.8 -19.9 Wind Parameters Mean winds (0-6000m): 219.8 at 11.1 knts Storm direction: 249.8 at 8.3 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 101.6 deg Storm rel helicity (0-3000m) pos: 38.1 neg: 0.0 tot: 38.1 m^2/s^2 ave: 12.7 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.53 Bulk Shear: 4.76 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 ------------------------------------------------------------------------------- 500 193 7 119 7| 7.9 0.0 7.9| 17.8 0.0 17.8 35.5 0.99| 8.1 8.0 1000 199 10 143 8| 6.0 0.0 6.0| 30.0 0.0 30.0 30.0 0.99| 6.6 6.5 1500 204 11 157 8| 4.4 0.0 4.4| 36.1 0.0 36.1 24.1 0.98| 5.3 5.2 2000 208 12 165 8| 3.2 0.0 3.2| 36.9 0.0 36.9 18.5 0.94| 4.2 4.0 2500 211 13 170 8| 2.5 0.0 2.5| 37.6 0.0 37.6 15.0 0.91| 3.6 3.2 3000 213 13 174 8| 2.0 0.0 2.0| 38.1 0.0 38.1 12.7 0.87| 3.1 2.7 4000 216 12 177 7| 1.2 0.0 1.2| 38.1 -1.1 37.0 9.2 0.73| 2.7 1.9 5000 219 12 176 6| 0.8 0.0 0.8| 38.1 -2.5 35.6 7.1 0.58| 2.4 1.4 6000 220 11 173 6| 0.6 0.3 0.9| 39.1 -3.3 35.8 6.0 0.47| 2.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//ULOL/skewt/ULOL.skewt.20250419.12.gif