UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 21 APR 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 33 SFC 987 142 8.8 8.5 98 0.3 8.6 290 9 283.0 284.2 282.4 302.5 7.06 2 927 662 7.2 7.1 99 0.1 7.2 295 21 286.5 287.7 283.7 305.6 6.83 3 925 680 6.6 6.6 100 0.0 6.6 295 21 286.1 287.2 283.2 304.6 6.62 4 850 1374 6.4 6.2 99 0.2 6.3 270 23 292.9 294.1 286.4 313.0 7.01 5 846 1413 5.0 4.9 99 0.1 4.9 270 23 291.8 292.9 285.4 310.2 6.43 6 803 1837 3.2 3.0 99 0.2 3.1 270 29 294.2 295.3 285.8 311.4 5.92 7 744 2454 1.6 1.4 99 0.2 1.5 270 36 299.0 300.0 287.4 315.9 5.70 8 701 2929 -4.5 -4.7 99 0.2 -4.6 270 42 297.4 298.1 284.9 308.9 3.85 9 700 2940 -4.5 -4.7 99 0.2 -4.6 270 42 297.5 298.2 284.9 309.0 3.85 10 581 4389 -9.9 -10.0 99 0.1 -9.9 273 62 307.5 308.1 287.8 317.2 3.08 11 500 5530 -17.1 -18.0 93 0.9 -17.4 275 79 312.2 312.5 288.2 318.3 1.85 12 497 5575 -17.3 -18.2 93 0.9 -17.6 275 79 312.5 312.8 288.2 318.5 1.83 13 451 6298 -23.7 -24.9 90 1.2 -23.9 273 81 313.2 313.5 287.8 317.0 1.12 14 412 6957 -28.1 -29.7 86 1.6 -28.3 271 82 315.8 315.9 288.3 318.5 0.79 15 400 7170 -28.7 -30.4 85 1.7 -29.0 270 83 317.7 317.8 288.8 320.3 0.76 16 369 7743 -35.1 -37.5 79 2.4 -35.4 273 84 316.6 316.7 288.1 318.1 0.41 17 316 8810 -43.5 -46.6 71 3.1 -43.7 278 85 319.3 319.3 288.7 320.0 0.18 18 300 9160 -44.7 -48.1 69 3.4 -44.9 280 85 322.4 322.4 289.6 323.0 0.16 19 250 10360 -52.7 -56.5 63 3.8 -52.8 280 93 327.6 327.7 291.1 327.9 0.07 20 248 10412 -53.1 -56.9 63 3.8 -53.2 327.9 327.9 291.2 328.2 0.07 21 213 11387 -55.7 -59.5 62 3.8 -55.8 338.4 338.4 294.0 338.7 0.06 TRP WND 250 10360 -52.7 -56.5 63 3.8 -52.8 280 93 327.6 327.7 291.1 327.9 0.07 Sounding variables and indices 1000-500 mb thick: 5497.00 m Freezing level: 732.72 mb = 2578.62 m = 8459.94 ft Wetbulb zero: 733.52 mb = 2567.18 m = 8422.42 ft Precipitable water: 1.02 inches Sfc-500 mean rel hum: 98.20 % Est. max temperature: 18.04 C = 64.47 F Sfc-Lift cond lev (LCL): 982.53 mb = 179.56 m = 589.11 ft T: 8.68 C 700-500 lapse rate: 4.86 C/km ThetaE index: 7.02 C Layer 701.0- 700.0 mb Conv cond level (CCL): 926.75 mb = 664.39 m = 2179.72 ft Mean mixing ratio: 6.85 g/kg Conv temperature: 12.22 C = 54.00 F Cap Strength: 6.78 C Lifted Index: 8.37 C Risk: None Lifted Index @300 mb: 12.41 C Lifted Index @700 mb: 2.10 C Showalter Index: 3.36 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 23.30 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 199.40 Risk: None Energy Index: 0.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.47 J/kg Max Up Vert Vel: 6.70 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.30 C Lift Cond Lev (LCL): 933.57 mb = 603.57 m = 1980.20 ft Lev Free Conv (LFC): 928.57 mb = 648.12 m = 2126.36 ft Equ Level (EL): 918.57 mb = 737.26 m = 2418.79 ft B at Equ Level: 22.24 J/kg Max Parcel Lev (MPL): 868.57 mb = 1196.63 m = 3925.90 ft Wind level data Storm motion: 304 at 35 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 ---------------------------------------------------------- 0 987 142 290 9 8.5 -3.1 | 128 27 -20.9 16.6 1 925 680 295 21 19.0 -8.9 | 136 15 -10.3 10.8 2 850 1374 270 23 23.0 -0.0 | 162 21 -6.4 19.7 3 700 2940 270 42 42.0 -0.0 | 213 23 12.6 19.7 4 500 5530 275 79 78.7 -6.9 | 255 51 49.3 12.8 5 400 7170 270 83 83.0 -0.0 | 250 57 53.6 19.7 6 300 9160 280 85 83.7 -14.8 | 265 55 54.4 4.9 7 250 10360 280 93 91.6 -16.1 | 267 62 62.2 3.5 Wind Parameters Mean winds (0-6000m): 273.8 at 47.1 knts Storm direction: 303.8 at 35.3 knts Shear (0-3000m) pos: 3.0 neg: 3.7 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 90.3 deg Storm rel helicity (0-3000m) pos: 164.0 neg: 0.0 tot: 164.0 m^2/s^2 ave: 54.7 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 5.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.15 Bulk Shear: 150.55 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 ------------------------------------------------------------------------------- 500 293 15 131 21| 11.5 0.0 11.5| 14.7 0.0 14.7 29.3 0.23| 11.5 2.7 1000 290 18 138 18| 5.8 3.3 9.1| 39.2 0.0 39.2 39.2 0.46| 9.3 4.3 1500 283 20 147 18| 3.8 4.0 7.8| 66.1 0.0 66.1 44.1 0.55| 8.4 4.6 2000 278 22 156 18| 2.9 4.2 7.1| 97.6 0.0 97.6 48.8 0.64| 7.8 5.0 2500 276 25 165 18| 2.3 4.5 6.8|129.2 0.0 129.2 51.7 0.69| 7.5 5.2 3000 274 28 174 18| 3.0 3.7 6.7|164.0 0.0 164.0 54.7 0.72| 7.4 5.3 4000 273 34 193 18| 4.1 2.8 6.9|246.1 0.0 246.1 61.5 0.73| 7.4 5.4 5000 273 41 213 20| 4.7 2.2 7.0|335.3 0.0 335.3 67.1 0.70| 7.4 5.2 6000 274 47 227 24| 4.4 2.0 6.5|372.0 -26.3 345.8 57.6 0.63| 6.9 4.4 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20250421.00.gif