UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 23 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 86 90 3 SFC 995 126 1.8 1.0 94 0.8 1.5 90 3 275.3 276.0 274.9 286.6 4.13 2 927 695 -0.9 -2.4 90 1.5 -1.5 153 26 278.2 278.8 275.5 287.8 3.45 3 925 712 -0.9 -2.4 90 1.5 -1.5 155 27 278.4 279.0 275.6 288.0 3.46 4 864 1257 0.0 -1.0 93 1.0 -0.4 195 34 284.8 285.5 279.7 296.5 4.11 5 850 1388 -0.3 -1.3 93 1.0 -0.7 205 36 285.8 286.5 280.2 297.5 4.09 6 821 1666 -0.9 -2.3 90 1.4 -1.5 209 37 288.0 288.7 281.0 299.4 3.93 7 812 1754 1.4 0.2 92 1.2 0.8 210 37 291.4 292.2 283.5 305.2 4.78 8 784 2036 1.2 0.2 93 1.0 0.7 213 38 294.1 295.0 284.8 308.6 4.95 9 745 2445 -0.9 -3.3 84 2.4 -2.0 219 39 296.2 296.9 284.6 308.1 4.02 10 721 2705 -4.3 -7.3 80 3.0 -5.5 222 39 295.2 295.8 283.1 304.4 3.06 11 700 2938 -4.9 -7.9 79 3.0 -6.1 225 40 297.1 297.6 283.8 306.1 3.01 12 657 3434 -7.1 -10.0 80 2.9 -8.2 226 43 300.0 300.5 284.7 308.4 2.72 13 653 3481 -7.7 -10.8 78 3.1 -8.8 226 44 299.9 300.3 284.5 307.8 2.57 14 638 3661 -9.3 -12.9 75 3.6 -10.5 226 45 300.0 300.4 284.1 306.9 2.22 15 627 3795 -12.1 -17.1 66 5.0 -13.5 227 46 298.3 298.6 282.7 303.3 1.59 16 500 5490 -22.7 -38.7 22 16.0 -24.7 230 58 305.4 305.4 283.9 306.3 0.27 17 492 5608 -23.5 -39.5 22 16.0 -25.4 230 58 305.8 305.8 284.1 306.7 0.25 18 468 5972 -25.5 -40.5 23 15.0 -27.2 230 59 307.7 307.8 284.8 308.6 0.24 19 400 7090 -33.7 -48.7 21 15.0 -34.7 230 60 311.2 311.2 285.9 311.6 0.11 20 300 9040 -48.3 -58.3 31 10.0 -48.6 225 69 317.3 317.3 287.9 317.5 0.05 21 250 10220 -56.5 -66.5 27 10.0 -56.6 230 77 322.1 322.1 289.4 322.1 0.02 22 245 10348 -57.3 -67.3 27 10.0 -57.4 230 77 322.7 322.7 289.6 322.8 0.02 23 244 10374 -57.1 -67.1 27 10.0 -57.3 230 79 323.4 323.4 289.8 323.4 0.02 24 219 11065 -52.9 -62.9 29 10.0 -53.1 244 59 340.1 340.1 294.4 340.2 0.04 25 200 11650 -52.9 -62.9 29 10.0 -53.2 255 42 349.0 349.0 296.4 349.2 0.04 26 150 13500 -51.5 -63.5 23 12.0 -51.9 260 31 381.3 381.3 302.5 381.6 0.05 27 124 14734 -51.3 -64.3 20 13.0 -51.8 269 30 403.0 403.0 305.6 403.3 0.05 28 104 15868 -53.9 -66.9 19 13.0 -54.4 278 29 418.9 418.9 307.6 419.1 0.05 29 100 16120 -53.7 -66.7 19 13.0 -54.2 280 29 424.0 424.0 308.2 424.2 0.05 30 70 18410 -54.3 -67.3 19 13.0 -54.9 280 25 468.2 468.2 312.5 468.6 0.06 31 50 20560 -55.3 -68.3 18 13.0 -56.1 295 23 513.2 513.2 315.9 513.7 0.08 32 30 23810 -57.1 -70.1 18 13.0 -58.2 320 15 589.0 589.0 320.1 589.7 0.10 33 20 26370 -59.1 -71.1 20 12.0 -60.3 325 21 655.3 655.3 322.9 656.3 0.13 34 15 28178 -58.1 -70.1 20 12.0 -59.7 714.8 714.9 325.0 716.6 0.20 TRP 245 10348 -57.3 -67.3 27 10.0 -57.4 230 77 322.7 322.7 289.6 322.8 0.02 WND 244 10374 -57.1 -67.1 27 10.0 -57.3 230 79 323.4 323.4 289.8 323.4 0.02 Sounding variables and indices 1000-500 mb thick: 5404.00 m Freezing level: 949.67 mb = 505.31 m = 1657.83 ft Freezing level: 864.00 mb = 1257.28 m = 4124.90 ft Freezing level: 864.00 mb = 1257.28 m = 4124.90 ft Freezing level: 817.48 mb = 1700.11 m = 5577.71 ft Freezing level: 761.71 mb = 2270.10 m = 7447.74 ft Wetbulb zero: 961.56 mb = 400.93 m = 1315.37 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 72.54 % Est. max temperature: 12.65 C = 54.76 F Sfc-Lift cond lev (LCL): 982.70 mb = 226.27 m = 742.34 ft T: 1.33 C 700-500 lapse rate: 6.97 C/km ThetaE index: 4.21 C Layer 745.0- 700.0 mb Conv cond level (CCL): 691.94 mb = 3028.61 m = 9936.27 ft Mean mixing ratio: 3.73 g/kg Conv temperature: 24.02 C = 75.24 F Cap Strength: 13.56 C Lifted Index: 14.96 C Risk: None Lifted Index @300 mb: 20.73 C Lifted Index @700 mb: 12.01 C Showalter Index: 8.04 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 21.40 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 207.83 Risk: None Energy Index: 1.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.66 J/kg Max Up Vert Vel: 6.43 m/s Conv Inhibition (B-): 62172.13 J/kg Cap Strength: 14.80 C Lift Cond Lev (LCL): 925.92 mb = 704.04 m = 2309.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 250 at 32 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 ---------------------------------------------------------- 0 995 126 90 3 -3.0 0.0 | 72 34 -32.7 -10.7 1 925 712 155 27 -11.4 24.5 | 109 43 -41.1 13.8 2 850 1388 205 36 15.2 32.6 | 147 26 -14.5 22.0 3 700 2938 225 40 28.3 28.3 | 175 18 -1.4 17.6 4 500 5490 230 58 44.4 37.3 | 209 30 14.7 26.6 5 400 7090 230 60 46.0 38.6 | 210 32 16.2 27.9 6 300 9040 225 69 48.8 48.8 | 207 43 19.1 38.1 7 250 10220 230 77 59.0 49.5 | 217 49 29.3 38.8 8 245 10348 230 77 59.0 49.5 | 217 49 29.3 38.8 9 244 10374 230 79 60.5 50.8 | 218 51 30.8 40.1 10 200 11650 255 42 40.6 10.9 | 269 11 10.8 0.2 11 150 13500 260 31 30.5 5.4 | 351 5 0.8 -5.3 12 100 16120 280 29 28.6 -5.0 | 4 16 -1.2 -15.7 13 70 18410 280 25 24.6 -4.3 | 19 16 -5.1 -15.0 14 50 20560 295 23 20.8 -9.7 | 24 22 -8.9 -20.4 15 30 23810 320 15 9.6 -11.5 | 42 30 -20.1 -22.1 16 20 26370 325 21 12.0 -17.2 | 32 33 -17.7 -27.9 Wind Parameters Mean winds (0-6000m): 220.3 at 42.1 knts Storm direction: 250.3 at 31.6 knts Shear (0-3000m) pos: 7.5 neg: 0.0 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 107.1 deg Storm rel helicity (0-3000m) pos: 582.9 neg: 0.0 tot: 582.9 m^2/s^2 ave: 194.3 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 12.7 stream: 10.6 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.10 Bulk Shear: 210.13 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 ------------------------------------------------------------------------------- 500 149 13 91 36| 22.6 0.0 22.6|233.5 0.0 233.5 467.1 0.87| 25.3 21.9 1000 163 21 105 37| 16.9 0.0 16.9|441.9 0.0 441.9 441.9 0.87| 24.1 21.0 1500 181 26 117 33| 13.1 0.0 13.1|525.3 0.0 525.3 350.2 0.84| 20.9 17.7 2000 192 29 126 30| 10.2 0.0 10.2|546.2 0.0 546.2 273.1 0.84| 16.8 14.1 2500 199 31 133 27| 8.5 0.0 8.5|565.7 0.0 565.7 226.3 0.84| 14.4 12.0 3000 204 32 139 25| 7.5 0.0 7.5|582.9 0.0 582.9 194.3 0.84| 12.7 10.6 4000 212 35 150 22| 6.5 0.0 6.5|613.3 0.0 613.3 153.3 0.83| 10.5 8.7 5000 217 39 163 21| 5.9 0.0 5.9|646.0 0.0 646.0 129.2 0.82| 9.1 7.4 6000 220 42 173 22| 5.2 0.1 5.2|660.9 0.0 660.9 110.2 0.81| 7.9 6.4 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250423.12.gif