UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:0000Z 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 61 360 7 SFC 992 125 -2.7 -4.8 85 2.1 -3.4 360 7 271.1 271.5 270.2 278.4 2.69 2 986 173 -4.1 -6.8 81 2.7 -5.0 3 9 270.1 270.5 269.0 276.5 2.32 3 925 674 -6.3 -9.2 80 2.9 -7.2 30 29 272.9 273.2 270.2 278.6 2.06 4 883 1036 -8.7 -12.3 75 3.6 -9.7 35 26 274.0 274.3 270.4 278.8 1.68 5 850 1331 -7.9 -10.5 82 2.6 -8.7 40 23 277.9 278.2 273.2 283.6 2.02 6 844 1386 -7.9 -10.3 83 2.4 -8.7 37 23 278.4 278.8 273.6 284.3 2.07 7 793 1869 -9.7 -12.0 83 2.3 -10.4 6 20 281.5 281.8 275.1 287.1 1.92 8 788 1917 -9.5 -12.4 79 2.9 -10.4 3 20 282.2 282.6 275.5 287.7 1.87 9 759 2206 -11.1 -23.1 36 12.0 -13.6 345 18 283.6 283.7 274.5 285.9 0.78 10 700 2822 -15.5 -22.5 55 7.0 -16.9 305 15 285.3 285.5 275.6 288.1 0.90 11 697 2854 -15.7 -22.7 55 7.0 -17.1 305 15 285.4 285.6 275.7 288.1 0.88 12 696 2865 -15.7 -22.7 55 7.0 -17.1 305 15 285.6 285.7 275.7 288.3 0.89 13 657 3298 -16.3 -29.3 32 13.0 -18.5 303 18 289.6 289.7 277.3 291.3 0.51 14 595 4035 -21.1 -43.1 12 22.0 -23.3 300 23 292.4 292.4 278.1 292.9 0.14 15 529 4894 -25.3 -43.3 17 18.0 -27.0 297 28 297.4 297.4 280.4 297.9 0.16 16 500 5300 -28.9 -42.9 25 14.0 -30.1 295 31 297.8 297.8 280.6 298.4 0.17 17 400 6860 -41.7 -52.7 29 11.0 -42.1 280 33 300.8 300.8 281.8 301.1 0.07 18 346 7826 -49.5 -57.5 39 8.0 -49.7 277 34 303.0 303.0 282.7 303.1 0.05 19 309 8560 -53.3 -60.3 42 7.0 -53.4 275 35 307.6 307.6 284.5 307.7 0.04 20 306 8622 -52.9 -59.9 42 7.0 -53.0 275 34 309.0 309.0 285.0 309.2 0.04 21 300 8750 -52.9 -59.9 42 7.0 -53.0 275 33 310.8 310.8 285.7 310.9 0.04 22 250 9920 -52.1 -60.1 38 8.0 -52.3 280 29 328.6 328.6 291.4 328.8 0.05 23 200 11380 -49.5 -61.5 23 12.0 -49.9 290 27 354.4 354.4 297.6 354.6 0.05 24 194 11579 -49.1 -61.1 23 12.0 -49.6 290 27 358.1 358.1 298.4 358.4 0.05 25 150 13260 -50.3 -67.3 12 17.0 -50.8 290 27 383.4 383.4 302.8 383.5 0.03 26 122 14606 -50.9 -69.9 9 19.0 -51.5 295 23 405.6 405.6 306.0 405.8 0.03 27 100 15900 -51.1 -72.1 6 21.0 -51.9 300 19 429.0 429.0 308.7 429.1 0.02 28 78 17510 -52.9 -74.9 5 22.0 -53.7 283 15 456.9 456.9 311.5 457.0 0.02 29 70 18210 -51.9 -73.9 5 22.0 -52.9 275 13 473.4 473.4 312.9 473.5 0.02 30 50 20400 -51.3 -75.3 4 24.0 -52.8 250 11 522.6 522.6 316.5 522.8 0.03 31 30 23730 -50.5 -74.5 4 24.0 -52.9 220 11 607.0 607.0 320.9 607.4 0.05 32 24 25185 -49.3 -74.3 4 25.0 -52.4 209 10 650.5 650.5 322.7 651.0 0.07 33 20 26370 -52.1 -76.1 4 24.0 -54.9 200 9 676.7 676.7 323.7 677.2 0.06 34 16 27829 -47.7 -73.7 3 26.0 -52.4 735.7 735.7 325.6 736.7 0.11 TRP 309 8560 -53.3 -60.3 42 7.0 -53.4 275 35 307.6 307.6 284.5 307.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 5239.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 47.05 % Est. max temperature: 4.76 C = 40.57 F Sfc-Lift cond lev (LCL): 959.67 mb = 385.09 m = 1263.42 ft T: -5.03 C 700-500 lapse rate: 5.41 C/km ThetaE index: 1.92 C Layer 986.0- 925.0 mb Conv cond level (CCL): 754.04 mb = 2255.97 m = 7401.39 ft Mean mixing ratio: 2.11 g/kg Conv temperature: 9.90 C = 49.81 F Cap Strength: 16.69 C Lifted Index: 16.67 C Risk: None Lifted Index @300 mb: 23.31 C Lifted Index @700 mb: 8.74 C Showalter Index: 12.21 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 18.40 C K Index: 3.50 Risk: None Sweat Index: 77.00 Risk: None Energy Index: 3.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.11 J/kg Max Up Vert Vel: 5.12 m/s Conv Inhibition (B-): 63584.64 J/kg Cap Strength: 16.72 C Lift Cond Lev (LCL): 898.74 mb = 898.09 m = 2946.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 352 at 17 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 ---------------------------------------------------------- 0 992 125 360 7 -0.0 -7.0 | 167 10 -2.4 10.2 1 925 674 30 29 -14.5 -25.1 | 65 19 -16.9 -8.0 2 850 1331 40 23 -14.8 -17.6 | 88 17 -17.2 -0.5 3 700 2822 305 15 12.3 -8.6 | 229 13 9.9 8.6 4 500 5300 295 31 28.1 -13.1 | 261 26 25.7 4.1 5 400 6860 280 33 32.5 -5.7 | 249 32 30.1 11.4 6 309 8560 275 35 34.9 -3.1 | 247 35 32.5 14.1 7 300 8750 275 33 32.9 -2.9 | 245 34 30.5 14.3 8 250 9920 280 29 28.6 -5.0 | 245 29 26.2 12.1 9 200 11380 290 27 25.4 -9.2 | 251 24 23.0 7.9 10 150 13260 290 27 25.4 -9.2 | 251 24 23.0 7.9 11 100 15900 300 19 16.5 -9.5 | 241 16 14.1 7.7 12 70 18210 275 13 13.0 -1.1 | 213 19 10.6 16.0 13 50 20400 250 11 10.3 3.8 | 201 22 8.0 20.9 14 30 23730 220 11 7.1 8.4 | 190 26 4.7 25.6 15 20 26370 200 9 3.1 8.5 | 182 26 0.7 25.6 Wind Parameters Mean winds (0-6000m): 322.1 at 23.1 knts Storm direction: 352.1 at 17.3 knts Shear (0-3000m) pos: 3.4 neg: 5.3 tot: 8.7 10-3/s Storm rel Dir Shear (0-3000m): 69.8 deg Storm rel helicity (0-3000m) pos: 39.8 neg: -58.5 tot: -18.7 m^2/s^2 ave: -6.2 10^-3 m/s^2 rel: -0.33 Storm rel vorticity (0-3000m) horiz: 11.3 stream: -3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 59.15 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 24 17 100 9| 21.7 0.0 21.7| 0.0 -27.1 -27.1 -54.1 -0.62| 22.6-13.9 1000 29 22 81 13| 10.2 0.0 10.2| 23.5 -27.1 -3.5 -3.5 -0.30| 14.8 -4.4 1500 31 22 82 14| 6.8 2.5 9.2| 33.6 -39.0 -5.4 -3.6 -0.25| 13.2 -3.3 2000 26 22 79 12| 5.1 4.7 9.8| 33.6 -46.4 -12.8 -6.4 -0.32| 12.9 -4.2 2500 21 21 77 10| 4.1 5.6 9.6| 33.6 -53.2 -19.6 -7.8 -0.36| 12.4 -4.4 3000 15 20 73 8| 3.4 5.3 8.7| 39.8 -58.5 -18.7 -6.2 -0.33| 11.3 -3.7 4000 355 20 10 3| 2.5 4.7 7.2| 59.1 -58.5 0.6 0.1 -0.24| 9.3 -2.2 5000 335 21 289 7| 2.0 4.4 6.4| 74.8 -58.5 16.4 3.3 -0.18| 8.1 -1.5 6000 322 23 275 12| 1.7 4.0 5.7| 76.5 -80.4 -3.9 -0.6 -0.20| 7.3 -1.5 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250430.00.gif