UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 20 APR 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 135 SFC 987 244 10.8 2.8 58 8.0 6.9 200 3 285.0 285.8 280.6 298.4 4.74 2 960 477 18.6 1.6 32 17.0 9.8 215 11 295.2 296.0 284.7 308.4 4.47 3 951 557 17.6 -1.4 27 19.0 8.3 220 13 295.0 295.6 283.7 305.7 3.62 4 925 792 15.2 -2.8 29 18.0 6.7 235 21 294.9 295.5 283.3 304.9 3.36 5 850 1500 8.8 -4.2 40 13.0 3.0 235 17 295.4 296.0 283.5 305.2 3.29 6 800 1997 3.8 -7.2 44 11.0 -0.7 227 16 295.2 295.7 282.8 303.6 2.78 7 795 2048 3.6 -7.4 44 11.0 -0.9 226 16 295.5 296.0 282.9 303.8 2.75 8 745 2574 1.4 -20.6 18 22.0 -5.1 218 16 298.7 298.8 282.1 301.9 0.99 9 738 2650 1.0 -21.0 18 22.0 -5.4 217 16 299.0 299.2 282.3 302.2 0.97 10 700 3072 -2.5 -23.5 18 21.0 -8.1 210 15 299.7 299.9 282.3 302.4 0.82 11 683 3265 -4.3 -22.3 23 18.0 -9.1 209 15 299.8 300.0 282.5 302.8 0.94 12 668 3440 -4.1 -18.1 33 14.0 -8.4 208 16 302.0 302.2 284.0 306.4 1.38 13 585 4472 -9.1 -42.1 5 33.0 -14.3 202 17 307.8 307.8 284.7 308.4 0.16 14 572 4645 -10.3 -43.3 5 33.0 -15.3 201 17 308.4 308.4 284.9 308.9 0.15 15 500 5660 -19.1 -42.1 11 23.0 -22.0 195 19 309.8 309.8 285.5 310.4 0.19 16 402 7245 -33.7 -47.7 23 14.0 -34.7 219 13 310.7 310.8 285.8 311.2 0.13 17 400 7280 -33.9 -47.9 23 14.0 -34.8 220 13 310.9 311.0 285.8 311.4 0.13 18 372 7783 -37.1 -46.1 39 9.0 -37.7 206 13 313.2 313.2 286.6 313.8 0.16 19 306 9100 -47.1 -59.1 24 12.0 -47.4 169 13 317.2 317.2 287.9 317.3 0.04 20 300 9230 -48.5 -59.5 27 11.0 -48.8 165 13 317.0 317.0 287.8 317.2 0.04 21 263 10087 -56.3 -67.3 24 11.0 -56.5 161 13 317.7 317.7 288.0 317.8 0.02 22 250 10410 -57.7 -68.7 23 11.0 -57.8 160 13 320.3 320.3 288.8 320.3 0.01 23 231 10908 -58.9 -68.9 26 10.0 -59.0 155 13 325.8 325.8 290.5 325.8 0.02 24 230 10936 -58.9 -68.9 26 10.0 -59.0 155 13 326.2 326.2 290.6 326.3 0.02 25 200 11820 -55.9 -65.9 28 10.0 -56.1 170 7 344.2 344.2 295.4 344.4 0.03 26 176 12638 -52.1 -64.1 22 12.0 -52.4 208 10 363.3 363.3 299.4 363.5 0.04 27 150 13670 -52.3 -65.3 19 13.0 -52.7 255 13 380.0 380.0 302.3 380.1 0.04 28 100 16260 -56.5 -73.5 10 17.0 -56.9 260 15 418.6 418.6 307.6 418.7 0.02 29 70 18520 -56.9 -74.9 9 18.0 -57.5 315 7 462.7 462.7 312.0 462.8 0.02 30 50 20650 -57.7 -77.7 6 20.0 -58.4 10 7 507.5 507.5 315.5 507.6 0.02 31 49 20777 -57.7 -77.7 6 20.0 -58.4 11 7 510.4 510.5 315.7 510.6 0.02 32 35 22914 -54.1 -75.1 6 21.0 -55.5 24 15 571.4 571.4 319.2 571.7 0.04 33 30 23900 -54.5 -75.5 6 21.0 -56.1 30 19 596.1 596.1 320.5 596.4 0.05 34 20 26490 -55.1 -78.1 4 23.0 -57.2 20 19 667.5 667.5 323.3 667.9 0.05 35 16 27908 -57.3 -79.3 5 22.0 -59.3 704.3 704.3 324.6 704.7 0.05 36 13 29231 -54.1 -77.1 4 23.0 -57.3 758.5 758.5 326.2 759.2 0.08 TRP 231 10908 -58.9 -68.9 26 10.0 -59.0 155 13 325.8 325.8 290.5 325.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5525.00 m Freezing level: 727.14 mb = 2770.21 m = 9088.52 ft Wetbulb zero: 809.33 mb = 1902.08 m = 6240.33 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 23.45 % Est. max temperature: 21.08 C = 69.94 F Sfc-Lift cond lev (LCL): 873.99 mb = 1266.92 m = 4156.51 ft T: 10.91 C 700-500 lapse rate: 6.41 C/km ThetaE index: 3.50 C Layer 951.0- 850.0 mb Conv cond level (CCL): 628.12 mb = 3918.65 m = 12856.30 ft Mean mixing ratio: 3.77 g/kg Conv temperature: 30.38 C = 86.69 F Cap Strength: 7.46 C Lifted Index: 6.54 C Risk: None Lifted Index @300 mb: 8.78 C Lifted Index @700 mb: 4.28 C Showalter Index: 6.31 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 27.90 C Cross Totals Index: 14.90 C K Index: 2.70 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 1.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.61 J/kg Max Up Vert Vel: 7.56 m/s Conv Inhibition (B-): 59165.45 J/kg Cap Strength: 7.46 C Lift Cond Lev (LCL): 733.18 mb = 2701.90 m = 8864.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 243 at 12 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 ---------------------------------------------------------- 0 987 244 200 3 1.0 2.8 | 74 10 -10.1 -2.9 1 925 792 235 21 17.2 12.0 | 224 9 6.1 6.3 2 850 1500 235 17 13.9 9.8 | 215 5 2.8 4.0 3 700 3072 210 15 7.5 13.0 | 154 8 -3.6 7.3 4 500 5660 195 19 4.9 18.4 | 154 14 -6.2 12.6 5 400 7280 220 13 8.4 10.0 | 147 5 -2.7 4.2 6 300 9230 165 13 -3.4 12.6 | 115 16 -14.4 6.8 7 250 10410 160 13 -4.4 12.2 | 113 17 -15.5 6.5 8 231 10908 155 13 -5.5 11.8 | 110 18 -16.6 6.1 9 200 11820 170 7 -1.2 6.9 | 95 12 -12.3 1.2 10 150 13670 255 13 12.6 3.4 | 328 3 1.5 -2.4 11 100 16260 260 15 14.8 2.6 | 310 5 3.7 -3.1 12 70 18520 315 7 4.9 -4.9 | 30 12 -6.1 -10.7 13 50 20650 10 7 -1.2 -6.9 | 44 18 -12.3 -12.6 14 30 23900 30 19 -9.5 -16.5 | 43 30 -20.6 -22.2 15 20 26490 20 19 -6.5 -17.9 | 37 29 -17.6 -23.6 Wind Parameters Mean winds (0-6000m): 212.7 at 16.6 knts Storm direction: 242.7 at 12.5 knts Shear (0-3000m) pos: 2.8 neg: 1.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 80.3 deg Storm rel helicity (0-3000m) pos: 29.5 neg: -12.0 tot: 17.5 m^2/s^2 ave: 5.8 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.59 Bulk Shear: 6.23 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 ------------------------------------------------------------------------------- 500 230 11 120 3| 17.4 0.0 17.4| 26.5 0.0 26.5 53.1 0.88| 18.5 16.3 1000 233 15 200 4| 8.3 0.0 8.3| 29.4 -1.0 28.4 28.4 0.76| 11.3 8.6 1500 234 16 206 4| 5.5 0.7 6.2| 29.4 -3.2 26.2 17.5 0.62| 8.4 5.2 2000 232 16 201 5| 4.1 1.1 5.2| 29.4 -6.4 23.0 11.5 0.48| 6.9 3.3 2500 230 16 194 5| 3.3 1.3 4.7| 29.4 -9.7 19.7 7.9 0.38| 6.0 2.3 3000 227 16 186 5| 2.8 1.4 4.2| 29.5 -12.0 17.5 5.8 0.32| 5.3 1.7 4000 222 16 176 6| 2.1 1.3 3.3| 30.0 -12.0 18.0 4.5 0.30| 4.3 1.3 5000 217 16 169 8| 1.7 1.2 2.9| 30.0 -12.5 17.5 3.5 0.28| 3.6 1.0 6000 213 17 166 9| 1.4 1.1 2.5| 31.7 -13.0 18.6 3.1 0.26| 3.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250420.00.gif