UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 15 OCT 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1014 95 0.0 -1.0 93 1.0 -0.4 0 0 272.1 272.6 272.0 281.5 3.50 1 1001 198 0.6 -2.6 79 3.2 -0.6 70 1 273.7 274.2 272.5 282.3 3.15 2 1000 206 0.6 -2.7 79 3.3 -0.7 75 1 273.8 274.3 272.5 282.3 3.13 3 979 376 -0.5 -3.9 78 3.4 -1.8 105 9 274.3 274.8 272.5 282.3 2.92 4 930 785 -2.1 -4.7 82 2.6 -3.1 177 27 276.7 277.2 273.9 284.8 2.89 5 925 828 -1.9 -4.4 83 2.5 -2.9 185 29 277.4 277.9 274.3 285.6 2.98 6 865 1366 1.8 0.6 92 1.2 1.3 213 27 286.6 287.4 281.2 299.7 4.62 7 850 1507 1.2 0.1 92 1.1 0.7 220 27 287.4 288.2 281.5 300.3 4.53 8 742 2594 -2.5 -4.0 89 1.5 -3.1 213 33 294.8 295.5 283.8 306.1 3.83 9 735 2669 -1.3 -3.1 88 1.8 -2.1 213 33 296.9 297.6 285.0 309.2 4.14 10 720 2833 -3.7 -6.1 83 2.4 -4.7 211 34 296.0 296.6 283.8 306.1 3.36 11 700 3055 -5.1 -7.9 81 2.8 -6.2 210 35 296.8 297.4 283.8 305.9 3.01 12 525 5257 -17.7 -18.8 91 1.1 -18.0 201 48 307.1 307.5 286.2 312.5 1.65 13 504 5561 -19.1 -20.9 86 1.8 -19.6 200 50 309.0 309.3 286.6 313.7 1.43 14 500 5620 -19.7 -21.9 83 2.2 -20.2 200 50 309.0 309.3 286.5 313.4 1.32 15 462 6204 -25.3 -29.4 69 4.1 -26.0 200 50 309.1 309.2 285.9 311.6 0.72 16 420 6893 -29.9 -38.9 41 9.0 -30.9 200 50 311.7 311.8 286.4 312.9 0.31 17 400 7240 -32.5 -40.5 45 8.0 -33.3 200 50 312.7 312.8 286.6 313.8 0.28 18 314 8898 -44.3 -49.2 58 4.9 -44.5 200 53 318.7 318.8 288.5 319.3 0.14 19 300 9200 -47.5 -52.3 58 4.8 -47.7 200 54 318.4 318.4 288.3 318.8 0.10 20 265 10008 -54.7 -59.3 57 4.6 -54.8 200 54 319.4 319.4 288.6 319.6 0.05 21 250 10380 -56.7 -61.3 56 4.6 -56.8 200 54 321.8 321.8 289.3 321.9 0.04 22 228 10956 -61.5 -66.0 55 4.5 -61.6 202 52 323.0 323.0 289.7 323.1 0.02 23 200 11760 -64.3 -68.9 53 4.6 -64.3 205 50 330.9 330.9 292.0 331.0 0.02 24 191 12043 -65.7 -70.0 55 4.3 -65.7 205 50 333.1 333.1 292.6 333.1 0.02 25 187 12172 -65.7 -70.0 55 4.3 -65.7 205 51 335.1 335.1 293.1 335.2 0.02 26 179 12441 -64.1 -68.8 52 4.7 -64.1 206 53 341.9 341.9 294.8 342.0 0.02 27 172 12689 -60.7 -65.1 56 4.4 -60.8 207 54 351.5 351.5 297.0 351.6 0.04 28 150 13550 -58.3 -63.0 55 4.7 -58.4 210 60 369.6 369.6 300.5 369.9 0.05 29 142 13894 -57.8 -62.5 55 4.7 -57.9 210 66 376.4 376.4 301.7 376.7 0.06 30 135 14212 -57.3 -62.0 55 4.7 -57.5 214 60 382.7 382.7 302.7 383.0 0.07 31 134 14259 -56.9 -61.6 55 4.7 -57.1 214 59 384.2 384.3 303.0 384.6 0.07 32 101 16028 -60.9 -66.9 45 6.0 -61.0 234 22 408.9 408.9 306.4 409.1 0.05 33 100 16090 -60.7 -66.7 45 6.0 -60.9 235 21 410.4 410.5 306.6 410.7 0.05 34 70 18320 -61.3 -69.3 34 8.0 -61.6 360 7 453.2 453.3 311.2 453.5 0.05 35 50 20400 -62.3 -70.3 33 8.0 -62.6 275 9 496.7 496.7 314.7 497.0 0.06 36 48 20652 -62.1 -70.1 34 8.0 -62.4 503.0 503.0 315.2 503.4 0.06 TRP 191 12043 -65.7 -70.0 55 4.3 -65.7 205 50 333.1 333.1 292.6 333.1 0.02 WND 142 13894 -57.8 -62.5 55 4.7 -57.9 210 66 376.4 376.4 301.7 376.7 0.06 Sounding variables and indices 1000-500 mb thick: 5414.00 m Freezing level: 988.55 mb = 298.71 m = 980.02 ft Freezing level: 894.19 mb = 1104.22 m = 3622.74 ft Freezing level: 814.97 mb = 1859.43 m = 6100.43 ft Wetbulb zero: Below ground Precipitable water: 0.68 inches Sfc-500 mean rel hum: 86.44 % Est. max temperature: 14.64 C = 58.35 F Sfc-Lift cond lev (LCL): 998.15 mb = 220.83 m = 724.49 ft T: 0.50 C 700-500 lapse rate: 5.69 C/km ThetaE index: 3.27 C Layer 720.0- 525.0 mb Conv cond level (CCL): 638.99 mb = 3752.93 m = 12312.61 ft Mean mixing ratio: 3.01 g/kg Conv temperature: 28.19 C = 82.74 F Cap Strength: 21.54 C Lifted Index: 21.47 C Risk: None Lifted Index @300 mb: 24.73 C Lifted Index @700 mb: 14.98 C Showalter Index: 9.05 C Risk: None Total Totals Index: 40.70 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 19.80 C K Index: 18.20 Risk: < 20 % chance of thunderstorms Sweat Index: 105.20 Risk: None Energy Index: 2.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.76 J/kg Max Up Vert Vel: 5.79 m/s Conv Inhibition (B-): 33985.29 J/kg Cap Strength: 21.47 C Lift Cond Lev (LCL): 920.38 mb = 868.14 m = 2848.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 235 at 26 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 1014 95 0 0 -0.0 -0.0 | 55 26 -21.5 -15.1 1 1000 206 75 1 -1.0 -0.3 | 56 27 -22.5 -15.4 2 925 828 185 29 2.5 28.9 | 126 23 -19.0 13.8 3 850 1507 220 27 17.4 20.7 | 143 7 -4.1 5.6 4 700 3055 210 35 17.5 30.3 | 165 16 -4.0 15.2 5 500 5620 200 50 17.1 47.0 | 172 32 -4.4 31.9 6 400 7240 200 50 17.1 47.0 | 172 32 -4.4 31.9 7 300 9200 200 54 18.5 50.7 | 175 36 -3.0 35.6 8 250 10380 200 54 18.5 50.7 | 175 36 -3.0 35.6 9 200 11760 205 50 21.1 45.3 | 179 30 -0.4 30.2 10 191 12043 205 50 21.1 45.3 | 179 30 -0.4 30.2 11 150 13550 210 60 30.0 52.0 | 193 38 8.5 36.8 12 142 13894 210 66 33.0 57.2 | 195 44 11.5 42.0 13 100 16090 235 21 17.2 12.0 | 54 5 -4.3 -3.1 14 70 18320 360 7 -0.0 -7.0 | 44 31 -21.5 -22.1 15 50 20400 275 9 9.0 -0.8 | 38 20 -12.5 -15.9 Wind Parameters Mean winds (0-6000m): 204.9 at 35.0 knts Storm direction: 234.9 at 26.3 knts Shear (0-3000m) pos: 4.7 neg: 1.6 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 110.8 deg Storm rel helicity (0-3000m) pos: 326.3 neg: 0.0 tot: 326.3 m^2/s^2 ave: 108.8 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 11.8 stream: 7.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.12 Bulk Shear: 139.82 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 ------------------------------------------------------------------------------- 500 140 8 71 28| 19.0 0.0 19.0|164.3 0.0 164.3 328.6 0.86| 23.1 20.0 1000 187 17 95 20| 14.5 0.0 14.5|309.1 0.0 309.1 309.1 0.81| 25.3 20.4 1500 197 20 106 16| 9.4 0.0 9.4|317.1 0.0 317.1 211.4 0.71| 20.5 14.5 2000 204 22 114 14| 7.1 0.8 7.8|320.8 0.0 320.8 160.4 0.70| 16.1 11.3 2500 207 24 122 12| 5.6 1.3 6.9|323.9 0.0 323.9 129.5 0.68| 13.5 9.3 3000 208 26 130 12| 4.7 1.6 6.3|326.3 0.0 326.3 108.8 0.66| 11.8 7.8 4000 208 29 142 13| 3.5 2.0 5.6|334.6 0.0 334.6 83.6 0.63| 9.7 6.1 5000 206 32 152 15| 2.8 2.3 5.1|338.4 0.0 338.4 67.7 0.58| 8.4 4.9 6000 205 35 158 18| 2.4 2.2 4.6|338.5 -0.4 338.1 56.3 0.56| 7.3 4.1 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251015.00.gif