UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for ULWW... Searching the city database file for: ULWW ... Date:1200Z 18 APR 25 Station: ULWW WMO ident: 27038 Latitude: 59.31 Longitude: 39.93 Elevation: 133.00 ------------------------------------------------------------------------------- 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 133 15.8 8.8 63 7.0 11.8 200 5 288.9 290.1 284.9 309.0 7.11 1 1000 144 16.0 8.0 59 8.0 11.5 200 5 289.1 290.3 284.7 308.2 6.74 2 994 195 16.0 8.0 59 8.0 11.5 199 5 289.6 290.8 284.9 308.9 6.78 3 925 797 9.2 4.2 71 5.0 6.6 190 5 288.7 289.7 283.2 304.6 5.59 4 902 1005 6.8 2.5 74 4.3 4.7 211 7 288.3 289.2 282.5 302.8 5.08 5 893 1088 7.0 2.9 75 4.1 4.9 219 7 289.4 290.3 283.2 304.5 5.28 6 871 1293 6.0 1.5 73 4.5 3.8 240 9 290.4 291.3 283.2 304.5 4.90 7 862 1379 6.2 1.7 73 4.5 4.0 248 10 291.5 292.4 283.8 306.0 5.02 8 850 1494 6.0 1.4 72 4.6 3.7 260 11 292.4 293.3 284.1 306.9 4.98 9 847 1523 5.6 0.8 71 4.8 3.3 259 11 292.3 293.2 283.9 306.2 4.79 10 823 1758 6.0 0.0 65 6.0 3.1 254 11 295.1 296.0 284.9 308.8 4.65 11 719 2855 1.6 -7.4 51 9.0 -2.1 230 11 301.9 302.5 285.8 311.3 3.05 12 700 3070 0.2 -8.8 51 9.0 -3.4 225 11 302.7 303.2 285.8 311.4 2.81 13 644 3730 -4.1 -16.1 39 12.0 -8.1 192 12 305.1 305.4 285.5 310.5 1.69 14 628 3928 -3.7 -18.7 30 15.0 -8.4 181 12 307.8 308.1 286.2 312.3 1.39 15 604 4233 -5.9 -30.9 12 25.0 -11.5 166 13 308.7 308.8 285.4 310.4 0.48 16 548 4986 -10.9 -41.9 6 31.0 -15.8 127 14 311.5 311.5 286.1 312.1 0.18 17 500 5680 -16.9 -44.9 7 28.0 -20.5 90 15 312.4 312.5 286.4 313.0 0.14 18 463 6255 -21.7 -47.7 8 26.0 -24.4 97 16 313.4 313.4 286.6 313.8 0.11 19 404 7249 -29.7 -53.7 8 24.0 -31.3 109 17 315.5 315.5 287.3 315.7 0.06 20 400 7320 -29.7 -53.7 8 24.0 -31.4 110 17 316.4 316.4 287.6 316.6 0.06 21 396 7391 -29.7 -53.7 8 24.0 -31.4 111 17 317.3 317.3 287.9 317.5 0.06 22 337 8512 -40.9 -60.9 10 20.0 -41.6 122 15 317.0 317.0 287.8 317.1 0.03 23 300 9290 -47.5 -65.5 11 18.0 -47.9 130 13 318.4 318.4 288.2 318.5 0.02 24 270 9978 -53.1 -70.1 11 17.0 -53.3 87 15 320.0 320.0 288.8 320.0 0.01 25 250 10470 -56.5 -72.5 12 16.0 -56.7 55 17 322.1 322.1 289.4 322.1 0.01 26 235 10859 -58.5 -74.5 11 16.0 -58.6 17 15 324.8 324.8 290.2 324.8 0.01 27 229 11021 -58.5 -73.5 13 15.0 -58.6 1 14 327.2 327.2 290.9 327.2 0.01 28 217 11356 -61.5 -76.5 12 15.0 -61.6 327 13 327.6 327.6 291.0 327.7 0.01 29 211 11529 -61.5 -76.5 12 15.0 -61.6 310 12 330.3 330.3 291.8 330.3 0.01 30 206 11677 -62.5 -77.5 12 15.0 -62.6 295 11 331.0 331.0 292.0 331.0 0.00 31 200 11860 -59.9 -74.9 12 15.0 -60.0 320 15 337.9 337.9 293.8 337.9 0.01 32 198 11923 -58.9 -73.9 13 15.0 -59.0 320 16 340.5 340.5 294.4 340.5 0.01 33 181 12490 -56.5 -71.5 13 15.0 -56.7 320 22 353.2 353.2 297.3 353.3 0.01 34 172 12817 -52.5 -68.5 13 16.0 -52.9 320 25 365.0 365.0 299.7 365.1 0.02 35 150 13700 -53.9 -70.9 11 17.0 -54.3 320 35 377.2 377.2 301.8 377.3 0.02 36 145 13918 -54.3 -71.3 11 17.0 -54.6 380.2 380.2 302.3 380.3 0.02 TRP 206 11677 -62.5 -77.5 12 15.0 -62.6 295 11 331.0 331.0 292.0 331.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5536.00 m Freezing level: 697.40 mb = 3100.71 m = 10172.80 ft Wetbulb zero: 761.84 mb = 2384.94 m = 7824.50 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 42.62 % Est. max temperature: 19.28 C = 66.71 F Sfc-Lift cond lev (LCL): 901.31 mb = 1011.69 m = 3319.14 ft T: 6.82 C 700-500 lapse rate: 6.55 C/km ThetaE index: 6.08 C Layer 925.0- 893.0 mb Conv cond level (CCL): 720.83 mb = 2834.23 m = 9298.55 ft Mean mixing ratio: 6.01 g/kg Conv temperature: 28.74 C = 83.74 F Cap Strength: 8.53 C Lifted Index: 7.92 C Risk: None Lifted Index @300 mb: 8.91 C Lifted Index @700 mb: 6.27 C Showalter Index: 7.40 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 18.30 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 53.80 Risk: None Energy Index: 1.37 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-): 6639.26 J/kg Cap Strength: 8.49 C Lift Cond Lev (LCL): 866.66 mb = 1334.51 m = 4378.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 216 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 1001 133 200 5 1.7 4.7 | 57 4 -3.3 -2.1 1 1000 144 200 5 1.7 4.7 | 57 4 -3.3 -2.1 2 925 797 190 5 0.9 4.9 | 65 5 -4.1 -1.9 3 850 1494 260 11 10.8 1.9 | 310 8 5.8 -4.9 4 700 3070 225 11 7.8 7.8 | 251 3 2.8 1.0 5 500 5680 90 15 -15.0 0.0 | 71 21 -20.0 -6.8 6 400 7320 110 17 -16.0 5.8 | 87 21 -21.0 -1.0 7 300 9290 130 13 -10.0 8.4 | 96 15 -14.9 1.5 8 250 10470 55 17 -13.9 -9.8 | 49 25 -18.9 -16.6 9 206 11677 295 11 10.0 -4.6 | 336 12 5.0 -11.5 10 200 11860 320 15 9.6 -11.5 | 346 19 4.7 -18.3 11 150 13700 320 35 22.5 -26.8 | 332 38 17.5 -33.6 Wind Parameters Mean winds (0-6000m): 186.2 at 11.3 knts Storm direction: 216.2 at 8.4 knts Shear (0-3000m) pos: 1.7 neg: 1.2 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): -178.7 deg Storm rel helicity (0-3000m) pos: 1.4 neg: -7.9 tot: -6.5 m^2/s^2 ave: -2.2 10^-3 m/s^2 rel: -0.40 Storm rel vorticity (0-3000m) horiz: 3.3 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.75 Bulk Shear: 5.40 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 ------------------------------------------------------------------------------- 500 196 5 61 4| 0.0 0.7 0.7| 0.5 0.0 0.5 1.0 0.71| 0.7 0.5 1000 201 5 61 3| 2.3 0.3 2.6| 0.7 -0.8 -0.1 -0.1 -0.30| 2.9 -0.9 1500 227 7 357 2| 3.4 0.2 3.6| 1.4 -1.9 -0.5 -0.3 -0.21| 4.3 -0.9 2000 237 8 326 3| 2.6 0.7 3.2| 1.4 -4.2 -2.8 -1.4 -0.27| 3.8 -1.0 2500 238 9 315 3| 2.0 1.0 3.0| 1.4 -6.1 -4.7 -1.9 -0.33| 3.5 -1.1 3000 236 9 305 3| 1.7 1.2 2.9| 1.4 -7.9 -6.5 -2.2 -0.40| 3.3 -1.3 4000 224 10 264 2| 1.3 2.2 3.4| 1.4 -18.8 -17.4 -4.4 -0.53| 3.9 -2.1 5000 208 10 177 2| 1.0 2.5 3.5| 1.4 -50.7 -49.3 -9.9 -0.58| 4.4 -2.6 6000 186 11 139 6| 0.8 2.3 3.0| 9.2 -81.7 -72.6 -12.1 -0.58| 4.4 -2.5 Wrote GIF file: /home/apache/climate/data/raob//ULWW/skewt/ULWW.skewt.20250418.12.gif