UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025053000.upa.cvt Date: 0000Z 30 MAY 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 30 MAY 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 103 SFC 983 246 11.0 9.5 90 1.5 10.2 180 3 285.5 286.9 284.1 306.7 7.60 2 971 349 11.2 8.3 82 2.9 9.6 181 5 286.8 288.0 284.0 306.6 7.08 3 961 436 15.0 10.2 73 4.8 12.1 182 7 291.4 292.9 286.9 314.6 8.15 4 948 552 14.2 5.2 55 9.0 9.3 183 10 291.8 292.8 284.8 308.6 5.85 5 925 759 12.6 3.6 54 9.0 7.9 185 15 292.2 293.1 284.4 307.7 5.36 6 881 1167 9.4 3.4 66 6.0 6.3 191 16 293.0 294.0 284.9 309.1 5.55 7 850 1464 8.8 4.1 72 4.7 6.3 195 17 295.4 296.5 286.4 313.0 6.04 8 816 1801 8.0 0.0 57 8.0 4.0 194 20 298.0 298.8 286.0 311.9 4.69 9 700 3041 -2.1 -6.6 71 4.5 -4.0 190 29 300.2 300.8 285.4 310.3 3.33 10 680 3270 -4.3 -7.8 77 3.5 -5.7 188 30 300.2 300.8 285.2 309.7 3.12 11 635 3809 -4.7 -13.7 49 9.0 -7.8 183 31 305.7 306.1 286.1 312.3 2.09 12 627 3908 -6.5 -16.5 45 10.0 -9.7 182 31 304.7 305.0 285.4 310.1 1.68 13 500 5640 -17.5 -35.5 19 18.0 -20.4 165 35 311.7 311.8 286.4 313.0 0.37 14 470 6102 -20.3 -42.3 12 22.0 -23.1 165 37 313.8 313.8 286.9 314.5 0.20 15 452 6389 -24.3 -44.3 14 20.0 -26.4 165 38 312.3 312.3 286.4 312.9 0.16 16 400 7270 -30.7 -52.7 10 22.0 -32.2 165 42 315.1 315.1 287.2 315.4 0.07 17 343 8339 -38.3 -62.3 6 24.0 -39.2 170 47 318.9 318.9 288.4 319.0 0.03 18 300 9240 -46.9 -66.9 8 20.0 -47.3 175 52 319.3 319.3 288.5 319.3 0.02 19 298 9284 -48.1 -69.1 7 21.0 -48.5 175 52 318.2 318.2 288.2 318.2 0.01 20 269 9956 -52.5 -74.5 5 22.0 -52.8 182 51 321.2 321.2 289.1 321.2 0.01 21 255 10302 -54.3 -77.3 4 23.0 -54.5 185 50 323.5 323.5 289.8 323.5 0.00 22 250 10430 -53.9 -76.9 4 23.0 -54.1 185 44 325.9 325.9 290.6 326.0 0.00 23 204 11742 -53.5 -76.5 4 23.0 -53.8 185 21 346.1 346.1 295.8 346.1 0.01 24 200 11870 -52.3 -75.3 5 23.0 -52.7 185 19 349.9 349.9 296.6 350.0 0.01 25 184 12412 -50.5 -74.5 4 24.0 -51.0 191 18 361.3 361.3 299.0 361.4 0.01 26 150 13740 -52.3 -75.3 5 23.0 -52.8 205 15 380.0 380.0 302.2 380.0 0.01 27 118 15283 -54.5 -77.5 4 23.0 -55.0 208 13 402.9 402.9 305.6 402.9 0.01 28 100 16350 -51.1 -74.1 5 23.0 -51.9 210 11 429.0 429.0 308.7 429.1 0.02 29 70 18650 -55.1 -78.1 4 23.0 -55.8 295 3 466.5 466.5 312.4 466.6 0.01 30 50 20790 -56.1 -78.1 5 22.0 -57.0 260 3 511.3 511.3 315.7 511.4 0.02 31 46 21320 -56.9 -78.9 5 22.0 -57.8 234 4 521.7 521.7 316.4 521.8 0.02 32 30 24050 -53.9 -76.9 4 23.0 -55.6 100 9 597.7 597.7 320.5 598.0 0.04 33 23 25768 -52.9 -75.9 5 23.0 -55.2 90 10 647.8 647.9 322.6 648.3 0.06 34 20 26680 -49.3 -73.3 4 24.0 -52.8 85 11 685.3 685.3 324.0 686.1 0.09 35 11 30693 -38.7 -64.7 5 26.0 -48.6 851.6 851.9 328.5 857.7 0.58 TRP 255 10302 -54.3 -77.3 4 23.0 -54.5 185 50 323.5 323.5 289.8 323.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5537.00 m Freezing level: 724.12 mb = 2783.12 m = 9130.86 ft Wetbulb zero: 757.50 mb = 2402.44 m = 7881.93 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 53.63 % Est. max temperature: 22.06 C = 71.70 F Sfc-Lift cond lev (LCL): 960.98 mb = 436.69 m = 1432.68 ft T: 15.00 C 700-500 lapse rate: 5.93 C/km ThetaE index: 6.95 C Layer 948.0- 881.0 mb Conv cond level (CCL): 750.30 mb = 2479.73 m = 8135.50 ft Mean mixing ratio: 6.11 g/kg Conv temperature: 24.61 C = 76.29 F Cap Strength: 5.34 C Lifted Index: 5.62 C Risk: None Lifted Index @300 mb: 7.63 C Lifted Index @700 mb: 2.63 C Showalter Index: 2.93 C Risk: Showers probable Total Totals Index: 47.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 21.60 C K Index: 25.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 118.20 Risk: None Energy Index: 0.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.28 J/kg Max Up Vert Vel: 6.97 m/s Conv Inhibition (B-): 63659.00 J/kg Cap Strength: 5.57 C Lift Cond Lev (LCL): 841.85 mb = 1543.51 m = 5063.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 209 at 20 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 ---------------------------------------------------------- 0 983 246 180 3 0.0 3.0 | 34 17 -9.7 -14.3 1 925 759 185 15 1.3 14.9 | 74 9 -8.4 -2.4 2 850 1464 195 17 4.4 16.4 | 81 5 -5.3 -0.9 3 700 3041 190 29 5.0 28.6 | 157 12 -4.7 11.3 4 500 5640 165 35 -9.1 33.8 | 131 25 -18.8 16.5 5 400 7270 165 42 -10.9 40.6 | 138 31 -20.6 23.3 6 300 9240 175 52 -4.5 51.8 | 158 37 -14.3 34.5 7 255 10302 185 50 4.4 49.8 | 171 33 -5.4 32.5 8 250 10430 185 44 3.8 43.8 | 167 27 -5.9 26.5 9 200 11870 185 19 1.7 18.9 | 101 8 -8.1 1.6 10 150 13740 205 15 6.3 13.6 | 43 5 -3.4 -3.7 11 100 16350 210 11 5.5 9.5 | 29 9 -4.2 -7.8 12 70 18650 295 3 2.7 -1.3 | 21 20 -7.0 -18.6 13 50 20790 260 3 3.0 0.5 | 22 18 -6.8 -16.8 14 30 24050 100 9 -8.9 1.6 | 50 24 -18.6 -15.7 15 20 26680 85 11 -11.0 -1.0 | 49 28 -20.7 -18.3 Wind Parameters Mean winds (0-6000m): 179.4 at 26.5 knts Storm direction: 209.4 at 19.9 knts Shear (0-3000m) pos: 2.8 neg: 1.8 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 120.4 deg Storm rel helicity (0-3000m) pos: 44.2 neg: -1.9 tot: 42.3 m^2/s^2 ave: 14.1 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.59 Bulk Shear: 41.29 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 ------------------------------------------------------------------------------- 500 184 9 47 12| 12.1 0.0 12.1| 26.3 0.0 26.3 52.6 0.68| 12.1 8.3 1000 187 12 58 10| 6.9 0.0 6.9| 28.1 0.0 28.1 28.1 0.62| 7.4 4.6 1500 190 14 64 8| 5.6 0.0 5.6| 31.4 0.0 31.4 20.9 0.64| 6.0 3.9 2000 191 16 75 7| 4.2 1.0 5.2| 36.6 0.0 36.6 18.3 0.68| 5.5 3.8 2500 191 18 90 6| 3.3 1.6 4.9| 41.6 0.0 41.6 16.6 0.67| 5.2 3.5 3000 191 19 106 6| 2.8 1.8 4.6| 44.2 -1.9 42.3 14.1 0.60| 4.9 2.9 4000 188 22 125 8| 2.1 1.8 3.9| 44.2 -14.1 30.2 7.5 0.42| 4.4 1.8 5000 184 25 131 11| 1.7 1.9 3.6| 44.2 -31.7 12.6 2.5 0.27| 4.1 1.1 6000 179 26 132 14| 1.4 2.0 3.4| 53.7 -40.4 13.3 2.2 0.24| 3.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250530.00.gif