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 U7995... Searching the city database file for: U7995 ... Date:1200Z 18 APR 25 Station: U7995 WMO ident: 27995 Latitude: 52.98 Longitude: 49.43 ------------------------------------------------------------------------------- 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 1015 42 23.0 1.0 23 22.0 11.6 305 7 294.9 295.6 284.1 306.9 4.05 1 1000 171 21.2 1.2 26 20.0 10.9 325 9 294.4 295.1 284.0 306.6 4.17 2 925 837 14.6 -1.4 33 16.0 6.9 290 13 294.2 294.9 283.5 305.3 3.73 3 850 1542 7.4 -4.6 42 12.0 2.1 270 13 293.9 294.5 282.7 303.4 3.19 4 753 2522 -2.1 -8.1 63 6.0 -4.4 298 18 294.0 294.5 282.3 302.2 2.75 5 700 3099 -4.7 -9.0 72 4.3 -6.3 315 21 297.3 297.8 283.7 305.7 2.76 6 664 3514 -5.9 -9.2 77 3.3 -7.1 318 21 300.5 301.0 285.0 309.2 2.87 7 656 3609 -6.3 -10.0 75 3.7 -7.7 319 21 301.0 301.5 285.1 309.4 2.72 8 554 4911 -14.5 -19.5 66 5.0 -15.9 329 20 306.2 306.5 285.7 311.0 1.47 9 500 5680 -20.5 -25.5 64 5.0 -21.5 335 19 308.0 308.2 285.8 311.2 0.96 10 400 7280 -33.9 -39.9 55 6.0 -34.4 325 19 310.9 311.0 286.0 312.0 0.30 11 300 9230 -49.9 -56.9 44 7.0 -50.1 325 35 315.0 315.0 287.2 315.2 0.06 12 250 10400 -59.3 -66.3 40 7.0 -59.4 325 35 317.9 317.9 288.1 318.0 0.02 13 232 10865 -62.7 -69.7 38 7.0 -62.7 325 36 319.6 319.6 288.6 319.7 0.01 14 228 10973 -62.9 -69.9 38 7.0 -63.0 325 36 320.9 320.9 289.0 321.0 0.01 15 200 11790 -58.3 -65.3 40 7.0 -58.4 335 35 340.4 340.4 294.4 340.6 0.03 16 178 12524 -55.3 -63.3 36 8.0 -55.5 337 33 356.9 356.9 298.1 357.1 0.04 17 150 13610 -55.1 -66.1 24 11.0 -55.4 340 31 375.1 375.1 301.5 375.3 0.04 18 101 16127 -55.9 -71.9 12 16.0 -56.3 345 27 418.5 418.5 307.6 418.6 0.02 19 100 16190 -56.3 -72.3 12 16.0 -56.7 345 27 418.9 419.0 307.6 419.1 0.02 20 70 18460 -54.7 -73.7 8 19.0 -55.4 350 21 467.4 467.4 312.4 467.5 0.03 21 50 20610 -56.1 -76.1 6 20.0 -56.9 360 15 511.3 511.3 315.7 511.4 0.02 22 41 21868 -56.5 -77.5 5 21.0 -57.5 6 16 540.1 540.1 317.5 540.3 0.02 23 33 23261 -50.7 -73.7 5 23.0 -52.8 12 17 590.1 590.1 320.2 590.5 0.05 24 30 23880 -51.7 -74.7 5 23.0 -53.8 15 17 603.7 603.7 320.8 604.1 0.05 25 20 26500 -53.1 -76.1 4 23.0 -55.6 20 21 673.6 673.7 323.6 674.1 0.06 26 13 29250 -55.7 -77.7 5 22.0 -58.5 23 16 753.0 753.0 326.0 753.6 0.07 27 12 29763 -51.5 -74.5 5 23.0 -55.6 24 15 785.3 785.3 326.9 786.5 0.13 28 10 30950 -49.3 -73.3 4 24.0 -54.8 25 13 835.5 835.6 328.1 837.5 0.19 29 9.8 31083 -48.9 -72.9 4 24.0 -54.6 841.9 842.0 328.2 844.0 0.20 TRP 228 10973 -62.9 -69.9 38 7.0 -63.0 325 36 320.9 320.9 289.0 321.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5509.00 m Freezing level: 774.44 mb = 2305.22 m = 7562.98 ft Wetbulb zero: 818.25 mb = 1849.87 m = 6069.06 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 57.40 % Est. max temperature: 22.09 C = 71.76 F Sfc-Lift cond lev (LCL): 731.59 mb = 2749.95 m = 9022.04 ft T: -3.13 C 700-500 lapse rate: 6.12 C/km ThetaE index: 4.65 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 709.32 mb = 2994.44 m = 9824.17 ft Mean mixing ratio: 3.94 g/kg Conv temperature: 24.79 C = 76.62 F Cap Strength: 4.41 C Lifted Index: 4.38 C Risk: None Lifted Index @300 mb: 6.56 C Lifted Index @700 mb: 1.43 C Showalter Index: 6.14 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 27.90 C Cross Totals Index: 15.90 C K Index: 19.00 Risk: < 20 % chance of thunderstorms Sweat Index: 45.00 Risk: None Energy Index: 1.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.28 J/kg Max Up Vert Vel: 6.37 m/s Conv Inhibition (B-): 58025.22 J/kg Cap Strength: 4.42 C Lift Cond Lev (LCL): 733.37 mb = 2730.68 m = 8958.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 344 at 13 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 1015 42 305 7 5.7 -4.0 | 194 9 2.1 8.4 1 1000 171 325 9 5.2 -7.4 | 197 5 1.5 5.0 2 925 837 290 13 12.2 -4.4 | 227 12 8.6 7.9 3 850 1542 270 13 13.0 -0.0 | 217 16 9.4 12.4 4 700 3099 315 21 14.8 -14.8 | 282 11 11.2 -2.5 5 500 5680 335 19 8.0 -17.2 | 318 7 4.4 -4.8 6 400 7280 325 19 10.9 -15.6 | 294 8 7.3 -3.2 7 300 9230 325 35 20.1 -28.7 | 315 23 16.4 -16.3 8 250 10400 325 35 20.1 -28.7 | 315 23 16.4 -16.3 9 228 10973 325 36 20.6 -29.5 | 315 24 17.0 -17.1 10 200 11790 335 35 14.8 -31.7 | 330 22 11.2 -19.3 11 150 13610 340 31 10.6 -29.1 | 337 18 7.0 -16.7 12 100 16190 345 27 7.0 -26.1 | 346 14 3.4 -13.7 13 70 18460 350 21 3.6 -20.7 | 360 8 0.0 -8.3 14 50 20610 360 15 -0.0 -15.0 | 54 4 -3.6 -2.6 15 30 23880 15 17 -4.4 -16.4 | 63 9 -8.0 -4.0 16 20 26500 20 21 -7.2 -19.7 | 56 13 -10.8 -7.3 17 10 30950 25 13 -5.5 -11.8 | 94 9 -9.1 0.6 Wind Parameters Mean winds (0-6000m): 313.6 at 17.2 knts Storm direction: 343.6 at 12.9 knts Shear (0-3000m) pos: 3.0 neg: 1.3 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 85.0 deg Storm rel helicity (0-3000m) pos: 57.9 neg: -8.7 tot: 49.2 m^2/s^2 ave: 16.4 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.62 Bulk Shear: 7.74 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 ------------------------------------------------------------------------------- 500 315 10 209 6| 4.4 0.0 4.4| 5.5 0.0 5.5 11.0 0.47| 7.1 3.3 1000 301 11 221 9| 2.2 2.5 4.6| 7.0 -2.0 5.0 5.0 0.27| 6.1 1.7 1500 292 12 222 11| 1.5 2.6 4.0| 7.0 -8.7 -1.7 -1.1 0.10| 5.2 0.5 2000 288 12 223 12| 2.2 1.9 4.1| 23.8 -8.7 15.1 7.5 0.29| 5.0 1.5 2500 289 13 228 12| 2.7 1.6 4.2| 40.7 -8.7 32.0 12.8 0.43| 5.0 2.2 3000 295 14 236 11| 3.0 1.3 4.3| 57.9 -8.7 49.2 16.4 0.53| 5.2 2.7 4000 303 16 249 10| 2.4 1.0 3.4| 65.1 -8.7 56.4 14.1 0.55| 4.3 2.4 5000 309 17 259 10| 2.0 0.8 2.8| 69.7 -8.7 61.0 12.2 0.56| 3.7 2.1 6000 314 17 267 9| 1.7 0.7 2.4| 72.1 -9.8 62.3 10.4 0.55| 3.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20250418.12.gif