UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U2543... Searching the city database file for: U2543 ... Date:1200Z 17 APR 25 Station: U2543 WMO ident: 22543 Latitude: 64.62 Longitude: 40.51 ------------------------------------------------------------------------------- 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 1019 4 8.0 -2.0 49 10.0 3.8 135 5 279.6 280.2 276.0 288.7 3.23 1 1000 159 8.8 -3.2 43 12.0 3.8 160 11 282.0 282.5 276.9 290.5 3.01 2 932 740 7.4 -4.6 42 12.0 2.4 223 13 286.3 286.8 278.9 294.7 2.91 3 925 802 6.8 -5.2 42 12.0 1.9 230 13 286.3 286.8 278.8 294.4 2.80 4 850 1490 1.2 -3.8 69 5.0 -0.9 270 21 287.4 288.0 280.1 297.2 3.39 5 790 2075 -2.3 -2.8 96 0.5 -2.5 281 22 289.7 290.4 281.8 301.1 3.94 6 707 2951 -5.9 -6.5 96 0.6 -6.1 298 23 295.1 295.7 283.4 305.0 3.32 7 700 3029 -6.5 -7.1 95 0.6 -6.7 300 23 295.3 295.9 283.4 304.9 3.20 8 632 3820 -11.5 -13.7 84 2.2 -12.2 300 28 298.3 298.7 283.3 304.8 2.10 9 553 4833 -16.7 -27.7 38 11.0 -18.8 300 35 303.8 303.9 283.8 306.2 0.71 10 505 5507 -22.5 -35.5 30 13.0 -24.3 300 39 304.7 304.8 283.8 306.0 0.37 11 500 5580 -22.5 -34.5 33 12.0 -24.2 300 40 305.6 305.7 284.2 307.0 0.41 12 400 7180 -34.3 -39.3 60 5.0 -34.8 310 46 310.4 310.5 285.9 311.5 0.32 13 364 7829 -38.9 -43.9 59 5.0 -39.2 307 48 312.8 312.8 286.6 313.5 0.21 14 300 9120 -49.1 -54.1 56 5.0 -49.3 300 52 316.1 316.2 287.6 316.5 0.08 15 250 10300 -57.3 -62.1 54 4.8 -57.4 290 64 320.9 320.9 289.0 321.0 0.04 16 234 10716 -60.7 -65.6 53 4.9 -60.8 295 66 321.8 321.8 289.3 321.9 0.02 17 228 10878 -62.1 -67.0 52 4.9 -62.1 295 64 322.1 322.1 289.4 322.2 0.02 18 200 11700 -56.7 -61.7 53 5.0 -56.8 305 56 343.0 343.0 295.1 343.2 0.05 19 150 13530 -52.9 -58.9 48 6.0 -53.1 320 48 378.9 378.9 302.1 379.3 0.09 20 100 16150 -51.7 -62.7 26 11.0 -52.3 320 38 427.8 427.9 308.6 428.3 0.08 21 72 18268 -53.1 -65.1 22 12.0 -53.8 325 32 467.0 467.0 312.4 467.5 0.08 22 70 18450 -51.7 -64.7 20 13.0 -52.5 325 31 473.8 473.8 313.0 474.3 0.09 23 50 20640 -51.1 -65.1 17 14.0 -52.4 325 23 523.1 523.1 316.5 523.8 0.12 24 32 23547 -48.3 -64.3 14 16.0 -50.7 329 21 601.8 601.8 320.7 603.3 0.21 25 30 23970 -49.1 -66.1 12 17.0 -51.5 330 21 610.8 610.9 321.2 612.1 0.18 26 20 26620 -52.5 -69.5 11 17.0 -55.0 340 29 675.5 675.5 323.7 676.9 0.16 27 18 27300 -53.5 -69.5 13 16.0 -55.9 342 30 693.0 693.1 324.3 694.6 0.18 28 10 31100 -51.9 -69.9 10 18.0 -56.2 350 38 825.8 826.0 327.9 829.0 0.31 29 8.1 32469 -50.7 -68.7 10 18.0 -55.9 881.9 882.1 329.2 886.9 0.45 TRP 228 10878 -62.1 -67.0 52 4.9 -62.1 295 64 322.1 322.1 289.4 322.2 0.02 WND 234 10716 -60.7 -65.6 53 4.9 -60.8 295 66 321.8 321.8 289.3 321.9 0.02 Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: 829.43 mb = 1690.66 m = 5546.73 ft Wetbulb zero: 873.40 mb = 1269.05 m = 4163.51 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 66.29 % Est. max temperature: 15.52 C = 59.93 F Sfc-Lift cond lev (LCL): 874.01 mb = 1263.35 m = 4144.80 ft T: 3.04 C 700-500 lapse rate: 6.27 C/km ThetaE index: 0.30 C Layer 925.0- 850.0 mb Conv cond level (CCL): 670.25 mb = 3364.98 m = 11039.83 ft Mean mixing ratio: 2.98 g/kg Conv temperature: 25.04 C = 77.08 F Cap Strength: 11.52 C Lifted Index: 11.99 C Risk: None Lifted Index @300 mb: 16.97 C Lifted Index @700 mb: 7.60 C Showalter Index: 8.42 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.70 C K Index: 19.30 Risk: < 20 % chance of thunderstorms Sweat Index: 82.00 Risk: None Energy Index: 2.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.28 J/kg Max Up Vert Vel: 5.71 m/s Conv Inhibition (B-): 60418.25 J/kg Cap Strength: 11.49 C Lift Cond Lev (LCL): 806.96 mb = 1905.45 m = 6251.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 19 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 1019 4 135 5 -3.5 3.5 | 140 24 -15.6 18.5 1 1000 159 160 11 -3.8 10.3 | 148 30 -15.8 25.3 2 925 802 230 13 10.0 8.4 | 175 23 -2.1 23.3 3 850 1490 270 21 21.0 -0.0 | 211 17 8.9 14.9 4 700 3029 300 23 19.9 -11.5 | 246 9 7.8 3.4 5 500 5580 300 40 34.6 -20.0 | 283 23 22.6 -5.1 6 400 7180 310 46 35.2 -29.6 | 302 27 23.2 -14.6 7 300 9120 300 52 45.0 -26.0 | 289 35 33.0 -11.1 8 250 10300 290 64 60.1 -21.9 | 278 49 48.1 -7.0 9 234 10716 295 66 59.8 -27.9 | 285 49 47.7 -13.0 10 228 10878 295 64 58.0 -27.0 | 285 48 45.9 -12.1 11 200 11700 305 56 45.9 -32.1 | 297 38 33.8 -17.2 12 150 13530 320 48 30.9 -36.8 | 319 29 18.8 -21.8 13 100 16150 320 38 24.4 -29.1 | 319 19 12.4 -14.2 14 70 18450 325 31 17.8 -25.4 | 331 12 5.7 -10.5 15 50 20640 325 23 13.2 -18.8 | 344 4 1.1 -3.9 16 30 23970 330 21 10.5 -18.2 | 26 4 -1.6 -3.3 17 20 26620 340 29 9.9 -27.3 | 10 13 -2.2 -12.3 18 10 31100 350 38 6.6 -37.4 | 14 23 -5.5 -22.5 Wind Parameters Mean winds (0-6000m): 291.0 at 25.6 knts Storm direction: 321.0 at 19.2 knts Shear (0-3000m) pos: 4.8 neg: 0.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 105.7 deg Storm rel helicity (0-3000m) pos: 218.7 neg: 0.0 tot: 218.7 m^2/s^2 ave: 72.9 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 6.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.12 Bulk Shear: 134.24 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 ------------------------------------------------------------------------------- 500 173 10 152 29| 11.0 0.0 11.0| 83.5 0.0 83.5 166.9 0.78| 14.7 11.5 1000 203 12 164 27| 9.0 0.0 9.0|143.2 0.0 143.2 143.2 0.81| 12.9 10.4 1500 231 14 177 24| 8.5 0.0 8.5|193.2 0.0 193.2 128.8 0.83| 12.3 10.2 2000 248 16 187 21| 6.7 0.0 6.7|203.3 0.0 203.3 101.6 0.81| 10.2 8.3 2500 260 17 195 19| 5.5 0.0 5.5|211.6 0.0 211.6 84.7 0.80| 8.9 7.1 3000 269 18 201 16| 4.8 0.0 4.8|218.7 0.0 218.7 72.9 0.79| 8.1 6.4 4000 280 20 214 14| 4.0 0.4 4.4|230.9 0.0 230.9 57.7 0.77| 6.9 5.3 5000 287 23 229 13| 3.2 1.0 4.2|243.0 0.0 243.0 48.6 0.73| 6.2 4.6 6000 291 26 244 13| 2.8 1.1 4.0|264.1 0.0 264.1 44.0 0.72| 5.7 4.1 Wrote GIF file: /home/apache/climate/data/raob//U2543/skewt/U2543.skewt.20250417.12.gif