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 U6781... Searching the city database file for: U6781 ... Date:0000Z 21 APR 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 123 SFC 986 240 8.6 -0.4 53 9.0 4.5 200 7 282.9 283.5 278.4 293.5 3.76 2 971 369 19.0 2.0 32 17.0 10.2 202 10 294.6 295.4 284.5 308.0 4.55 3 925 784 16.0 -5.0 23 21.0 6.5 210 19 295.7 296.2 283.1 304.2 2.84 4 923 802 16.0 -5.0 23 21.0 6.5 211 19 295.9 296.4 283.2 304.4 2.85 5 850 1494 9.6 -7.4 29 17.0 2.4 230 17 296.2 296.7 283.0 304.0 2.58 6 734 2686 -0.3 -12.3 40 12.0 -4.6 215 15 298.1 298.4 283.1 304.3 2.02 7 700 3063 -3.3 -11.3 54 8.0 -6.2 210 15 298.8 299.2 283.8 305.9 2.30 8 660 3524 -7.7 -12.1 71 4.4 -9.2 212 15 298.9 299.4 283.8 306.0 2.29 9 651 3631 -8.5 -12.7 72 4.2 -9.9 212 15 299.2 299.6 283.8 306.0 2.21 10 534 5140 -17.3 -42.3 9 25.0 -20.5 218 15 306.1 306.2 284.1 306.8 0.17 11 500 5630 -20.7 -40.7 15 20.0 -23.2 220 15 307.8 307.8 284.8 308.6 0.22 12 465 6163 -24.1 -40.1 21 16.0 -26.0 230 16 310.0 310.1 285.7 310.9 0.25 13 400 7240 -34.3 -44.3 36 10.0 -35.1 250 17 310.4 310.4 285.7 311.1 0.19 14 300 9180 -50.5 -55.5 55 5.0 -50.7 245 19 314.2 314.2 286.9 314.4 0.07 15 292 9357 -51.7 -56.7 55 5.0 -51.8 246 18 314.9 314.9 287.1 315.1 0.06 16 271 9838 -56.1 -61.1 53 5.0 -56.2 251 17 315.3 315.3 287.2 315.5 0.04 17 250 10350 -58.3 -63.3 53 5.0 -58.4 255 15 319.4 319.4 288.6 319.5 0.03 18 235 10739 -59.9 -64.9 52 5.0 -60.0 255 19 322.7 322.7 289.6 322.8 0.03 19 229 10902 -57.1 -62.1 53 5.0 -57.2 257 19 329.3 329.3 291.6 329.5 0.04 20 210 11450 -58.3 -63.3 53 5.0 -58.4 265 19 335.7 335.7 293.3 335.9 0.04 21 200 11760 -54.3 -60.3 48 6.0 -54.5 270 19 346.8 346.8 296.0 347.0 0.06 22 190 12089 -52.3 -58.3 48 6.0 -52.5 274 19 355.1 355.1 297.8 355.5 0.08 23 150 13610 -53.7 -61.7 37 8.0 -53.9 290 17 377.5 377.6 301.9 377.8 0.06 24 139 14101 -51.9 -60.9 33 9.0 -52.3 286 15 389.0 389.0 303.7 389.4 0.08 25 100 16210 -57.1 -69.1 20 12.0 -57.5 270 7 417.4 417.4 307.4 417.6 0.03 26 70 18460 -57.5 -71.5 15 14.0 -58.0 325 7 461.4 461.4 311.9 461.6 0.04 27 50 20590 -56.9 -72.9 12 16.0 -57.6 325 5 509.4 509.4 315.6 509.6 0.04 28 30 23830 -57.3 -75.3 8 18.0 -58.5 50 11 588.4 588.4 320.1 588.8 0.05 29 20 26395 -57.1 -76.1 7 19.0 -58.7 661.4 661.4 323.2 661.9 0.06 TRP 235 10739 -59.9 -64.9 52 5.0 -60.0 255 19 322.7 322.7 289.6 322.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5507.00 m Freezing level: 737.52 mb = 2650.33 m = 8695.19 ft Wetbulb zero: 810.04 mb = 1885.33 m = 6185.40 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 36.79 % Est. max temperature: 22.09 C = 71.76 F Sfc-Lift cond lev (LCL): 859.05 mb = 1405.06 m = 4609.71 ft T: 10.42 C 700-500 lapse rate: 6.78 C/km ThetaE index: 3.75 C Layer 925.0- 923.0 mb Conv cond level (CCL): 666.09 mb = 3452.10 m = 11325.65 ft Mean mixing ratio: 3.40 g/kg Conv temperature: 24.58 C = 76.25 F Cap Strength: 4.59 C Lifted Index: 5.09 C Risk: None Lifted Index @300 mb: 6.90 C Lifted Index @700 mb: 3.54 C Showalter Index: 5.53 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 30.30 C Cross Totals Index: 13.30 C K Index: 14.90 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 0.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.50 J/kg Max Up Vert Vel: 7.14 m/s Conv Inhibition (B-): 39388.07 J/kg Cap Strength: 4.97 C Lift Cond Lev (LCL): 708.80 mb = 2963.82 m = 9723.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 248 at 12 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 ---------------------------------------------------------- 0 986 240 200 7 2.4 6.6 | 105 9 -8.3 2.2 1 925 784 210 19 9.5 16.5 | 174 12 -1.2 12.0 2 850 1494 230 17 13.0 10.9 | 199 7 2.3 6.5 3 700 3063 210 15 7.5 13.0 | 159 9 -3.2 8.6 4 500 5630 220 15 9.6 11.5 | 171 7 -1.1 7.1 5 400 7240 250 17 16.0 5.8 | 255 5 5.3 1.4 6 300 9180 245 19 17.2 8.0 | 241 7 6.5 3.6 7 250 10350 255 15 14.5 3.9 | 278 4 3.8 -0.5 8 235 10739 255 19 18.4 4.9 | 266 8 7.6 0.5 9 200 11760 270 19 19.0 -0.0 | 298 9 8.3 -4.4 10 150 13610 290 17 16.0 -5.8 | 333 11 5.3 -10.2 11 100 16210 270 7 7.0 -0.0 | 40 6 -3.7 -4.4 12 70 18460 325 7 4.0 -5.7 | 33 12 -6.7 -10.1 13 50 20590 325 5 2.9 -4.1 | 43 12 -7.9 -8.5 14 30 23830 50 11 -8.4 -7.1 | 59 22 -19.2 -11.5 Wind Parameters Mean winds (0-6000m): 217.6 at 15.5 knts Storm direction: 247.6 at 11.6 knts Shear (0-3000m) pos: 1.9 neg: 0.8 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 55.6 deg Storm rel helicity (0-3000m) pos: 37.8 neg: -10.9 tot: 26.9 m^2/s^2 ave: 9.0 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 12.50 Bulk Shear: 2.04 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 ------------------------------------------------------------------------------- 500 207 12 143 8| 11.5 0.0 11.5| 25.5 0.0 25.5 51.1 0.94| 11.6 10.8 1000 212 15 164 9| 6.0 0.0 6.0| 35.1 0.0 35.1 35.1 0.86| 8.3 7.2 1500 217 16 173 8| 3.7 0.0 3.7| 37.7 -1.4 36.3 24.2 0.76| 6.5 4.9 2000 219 16 176 8| 2.8 0.5 3.3| 37.7 -5.0 32.7 16.3 0.60| 5.4 3.2 2500 219 16 175 8| 2.2 0.8 3.0| 37.7 -8.6 29.0 11.6 0.48| 4.7 2.2 3000 218 16 173 8| 1.9 0.8 2.7| 37.8 -10.9 26.9 9.0 0.42| 4.1 1.7 4000 217 16 170 8| 1.5 0.6 2.1| 39.3 -10.9 28.4 7.1 0.42| 3.2 1.4 5000 217 16 170 8| 1.2 0.5 1.7| 40.7 -10.9 29.8 6.0 0.43| 2.7 1.2 6000 218 15 171 8| 1.2 0.4 1.7| 45.8 -10.9 34.9 5.8 0.48| 2.5 1.2 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250421.00.gif