UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 30 APR 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 118 360 5 SFC 999 126 2.0 -7.0 51 9.0 -1.2 360 5 275.2 275.6 272.1 281.5 2.26 2 974 329 -1.1 -13.1 40 12.0 -4.6 345 5 274.1 274.3 270.0 278.2 1.43 3 925 738 -4.9 -14.9 45 10.0 -7.5 315 5 274.3 274.5 269.9 278.0 1.30 4 850 1395 -11.1 -18.1 56 7.0 -12.7 330 5 274.5 274.7 269.7 277.6 1.08 5 776 2086 -17.5 -21.1 73 3.6 -18.1 328 9 274.9 275.0 269.7 277.5 0.91 6 764 2203 -17.9 -21.5 73 3.6 -18.6 327 9 275.7 275.8 270.1 278.3 0.90 7 762 2223 -17.7 -21.3 73 3.6 -18.4 327 10 276.1 276.3 270.4 278.8 0.92 8 700 2857 -18.5 -29.5 37 11.0 -20.1 325 13 282.0 282.1 273.2 283.5 0.47 9 597 4029 -23.7 -37.7 26 14.0 -25.2 313 18 289.1 289.1 276.6 289.9 0.25 10 500 5300 -31.9 -49.9 15 18.0 -32.9 300 23 294.1 294.2 278.8 294.4 0.08 11 477 5632 -33.3 -52.3 13 19.0 -34.3 297 26 296.4 296.4 279.8 296.6 0.06 12 439 6212 -36.9 -52.9 17 16.0 -37.6 291 30 299.0 299.0 281.0 299.2 0.06 13 400 6850 -41.5 -57.5 16 16.0 -42.0 285 35 301.1 301.1 281.8 301.2 0.04 14 339 7951 -48.5 -63.5 16 15.0 -48.8 289 36 306.1 306.1 283.9 306.2 0.02 15 326 8207 -49.3 -63.3 18 14.0 -49.6 290 36 308.4 308.4 284.8 308.5 0.02 16 300 8750 -49.5 -63.5 18 14.0 -49.8 290 36 315.6 315.6 287.3 315.7 0.02 17 250 9950 -49.7 -65.7 14 16.0 -50.1 285 29 332.2 332.2 292.3 332.3 0.02 18 247 10029 -49.5 -65.5 14 16.0 -49.8 285 29 333.6 333.6 292.7 333.7 0.02 19 210 11097 -46.7 -66.7 8 20.0 -47.3 289 29 353.8 353.9 297.5 354.0 0.02 20 200 11420 -47.7 -68.7 7 21.0 -48.3 290 29 357.2 357.2 298.2 357.3 0.02 21 150 13320 -47.7 -73.7 3 26.0 -48.5 290 25 387.9 387.9 303.5 387.9 0.01 22 100 15970 -50.9 -74.9 4 24.0 -51.7 300 17 429.4 429.4 308.8 429.5 0.01 23 78 17591 -51.7 -75.7 4 24.0 -52.7 286 16 459.3 459.3 311.7 459.4 0.02 24 70 18300 -48.5 -73.5 4 25.0 -50.0 280 15 480.6 480.6 313.5 480.8 0.03 25 65 18787 -49.3 -74.3 4 25.0 -50.7 489.2 489.2 314.2 489.3 0.02 TRP 326 8207 -49.3 -63.3 18 14.0 -49.6 290 36 308.4 308.4 284.8 308.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5182.00 m Freezing level: 982.87 mb = 257.19 m = 843.77 ft Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 40.96 % Est. max temperature: 1.29 C = 34.33 F Sfc-Lift cond lev (LCL): 868.22 mb = 1230.17 m = 4035.95 ft T: -9.54 C 700-500 lapse rate: 5.49 C/km ThetaE index: 3.98 C Layer 974.0- 764.0 mb Conv cond level (CCL): 800.43 mb = 1851.00 m = 6072.77 ft Mean mixing ratio: 1.45 g/kg Conv temperature: 1.55 C = 34.79 F Cap Strength: 10.15 C Lifted Index: 13.20 C Risk: None Lifted Index @300 mb: 26.30 C Lifted Index @700 mb: 5.33 C Showalter Index: 13.90 C Risk: None Total Totals Index: 34.60 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 13.80 C K Index: -8.30 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.20 J/kg Max Up Vert Vel: 2.10 m/s Conv Inhibition (B-): 31567.63 J/kg Cap Strength: 13.06 C Lift Cond Lev (LCL): 805.48 mb = 1803.26 m = 5916.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 11 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 ---------------------------------------------------------- 0 999 126 360 5 -0.0 -5.0 | 143 6 -3.8 5.1 1 925 738 315 5 3.5 -3.5 | 178 7 -0.2 6.6 2 850 1395 330 5 2.5 -4.3 | 168 6 -1.3 5.8 3 700 2857 325 13 7.5 -10.6 | 279 4 3.7 -0.6 4 500 5300 300 23 19.9 -11.5 | 275 16 16.1 -1.4 5 400 6850 285 35 33.8 -9.1 | 268 30 30.0 1.0 6 326 8207 290 36 33.8 -12.3 | 274 30 30.1 -2.2 7 300 8750 290 36 33.8 -12.3 | 274 30 30.1 -2.2 8 250 9950 285 29 28.0 -7.5 | 264 24 24.2 2.6 9 200 11420 290 29 27.3 -9.9 | 270 23 23.5 0.2 10 150 13320 290 25 23.5 -8.6 | 266 20 19.7 1.5 11 100 15970 300 17 14.7 -8.5 | 262 11 11.0 1.6 12 70 18300 280 15 14.8 -2.6 | 236 13 11.0 7.5 Wind Parameters Mean winds (0-6000m): 309.5 at 14.4 knts Storm direction: 339.5 at 10.8 knts Shear (0-3000m) pos: 0.2 neg: 1.7 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 138.8 deg Storm rel helicity (0-3000m) pos: 10.8 neg: -1.6 tot: 9.2 m^2/s^2 ave: 3.1 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 14.60 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 ------------------------------------------------------------------------------- 500 342 5 157 6| 0.0 3.2 3.2| 4.8 0.0 4.8 9.5 0.94| 3.3 3.1 1000 330 5 167 6| 0.0 1.6 1.7| 5.6 -0.9 4.7 4.7 0.66| 2.3 1.5 1500 329 5 168 6| 0.5 1.1 1.6| 6.3 -1.6 4.6 3.1 0.48| 2.1 1.0 2000 329 6 171 5| 0.4 1.2 1.6| 7.9 -1.6 6.3 3.2 0.53| 2.3 1.2 2500 328 7 177 4| 0.3 1.5 1.8| 9.7 -1.6 8.1 3.2 0.63| 2.4 1.5 3000 327 8 187 4| 0.2 1.7 1.9| 10.8 -1.6 9.2 3.1 0.60| 2.5 1.5 4000 322 10 223 3| 0.2 1.9 2.0| 11.0 -2.2 8.8 2.2 0.44| 2.5 1.1 5000 316 12 252 5| 0.1 2.0 2.1| 11.0 -6.7 4.3 0.9 0.29| 2.5 0.7 6000 310 14 263 7| 0.1 2.4 2.5| 11.0 -13.4 -2.5 -0.4 0.18| 2.8 0.5 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250430.12.gif