UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for U7995... Searching the city database file for: U7995 ... Date:1200Z 30 APR 25 Station: U7995 WMO ident: 27995 Latitude: 52.98 Longitude: 49.43 ------------------------------------------------------------------------------- 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 1011 48 11.8 2.8 54 9.0 7.4 225 11 284.1 284.9 280.0 297.1 4.63 1 1000 139 9.8 2.8 62 7.0 6.4 220 17 283.0 283.8 279.6 296.0 4.68 2 991 214 8.8 1.8 61 7.0 5.5 220 19 282.7 283.4 279.1 295.0 4.39 3 925 778 4.0 -1.0 70 5.0 1.8 220 38 283.4 284.1 278.7 294.2 3.84 4 867 1304 -0.9 -3.9 80 3.0 -2.1 224 38 283.6 284.2 278.1 293.0 3.30 5 850 1463 -1.9 -4.5 82 2.6 -2.9 225 38 284.2 284.7 278.3 293.3 3.22 6 747 2480 -6.1 -8.6 82 2.5 -7.0 242 37 290.3 290.8 280.5 298.2 2.67 7 706 2920 -8.1 -11.4 77 3.3 -9.2 249 36 292.8 293.2 281.1 299.6 2.26 8 700 2986 -8.9 -12.3 76 3.4 -10.0 250 36 292.6 293.0 280.9 299.0 2.12 9 500 5510 -25.3 -30.3 63 5.0 -26.1 245 48 302.2 302.3 283.1 304.2 0.62 10 473 5908 -28.1 -36.1 46 8.0 -29.0 243 51 303.6 303.6 283.3 304.8 0.37 11 450 6261 -30.7 -37.7 50 7.0 -31.4 240 54 304.7 304.7 283.7 305.8 0.33 12 400 7080 -37.7 -44.7 48 7.0 -38.2 235 60 306.0 306.0 284.0 306.6 0.18 13 359 7818 -43.3 -51.3 41 8.0 -43.6 233 66 308.1 308.1 284.7 308.4 0.09 14 350 7989 -45.9 -53.9 40 8.0 -46.2 233 68 306.8 306.8 284.2 307.1 0.07 15 300 9000 -53.3 -60.3 42 7.0 -53.4 230 77 310.2 310.2 285.4 310.4 0.04 16 281 9419 -56.4 -63.4 41 7.0 -56.5 230 81 311.6 311.6 285.9 311.7 0.03 17 270 9671 -58.3 -65.3 40 7.0 -58.4 235 75 312.4 312.4 286.2 312.5 0.02 18 250 10160 -54.3 -62.3 37 8.0 -54.5 245 60 325.3 325.3 290.4 325.5 0.04 19 235 10560 -51.3 -59.3 38 8.0 -51.5 244 56 335.7 335.7 293.3 335.9 0.05 20 200 11610 -51.7 -61.7 29 10.0 -52.0 240 46 350.9 350.9 296.8 351.1 0.05 21 150 13470 -52.3 -65.3 19 13.0 -52.7 255 36 380.0 380.0 302.3 380.1 0.04 22 113 15310 -50.9 -64.9 17 14.0 -51.5 248 31 414.6 414.6 307.1 414.9 0.05 23 100 16100 -54.3 -67.3 19 13.0 -54.8 245 29 422.8 422.8 308.0 423.0 0.04 24 79 17613 -52.3 -66.3 17 14.0 -53.1 238 28 456.4 456.5 311.5 456.8 0.06 25 70 18390 -54.1 -68.1 16 14.0 -54.8 235 27 468.6 468.7 312.5 469.0 0.06 26 52 20298 -55.7 -69.7 16 14.0 -56.5 239 20 506.5 506.5 315.4 506.9 0.06 27 50 20550 -54.1 -68.1 16 14.0 -55.1 240 19 516.0 516.0 316.1 516.5 0.08 28 46 21084 -53.3 -67.3 17 14.0 -54.4 238 16 530.4 530.4 317.0 531.0 0.10 29 30 23830 -52.9 -67.9 15 15.0 -54.6 230 3 600.4 600.5 320.7 601.5 0.14 30 26 24751 -54.5 -69.5 14 15.0 -56.1 205 4 621.0 621.0 321.6 621.9 0.13 31 20 26450 -50.1 -66.1 14 16.0 -53.1 160 5 682.8 682.9 323.9 685.1 0.26 32 14 28796 -47.1 -65.1 11 18.0 -52.0 766.3 766.5 326.5 770.5 0.43 TRP 270 9671 -58.3 -65.3 40 7.0 -58.4 235 75 312.4 312.4 286.2 312.5 0.02 WND 281 9419 -56.4 -63.4 41 7.0 -56.5 230 81 311.6 311.6 285.9 311.7 0.03 Sounding variables and indices 1000-500 mb thick: 5371.00 m Freezing level: 877.65 mb = 1207.34 m = 3961.03 ft Wetbulb zero: 897.87 mb = 1019.76 m = 3345.63 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 73.02 % Est. max temperature: 11.53 C = 52.75 F Sfc-Lift cond lev (LCL): 881.98 mb = 1164.77 m = 3821.39 ft T: 0.40 C 700-500 lapse rate: 6.50 C/km ThetaE index: 4.08 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 868.25 mb = 1292.27 m = 4239.69 ft Mean mixing ratio: 4.16 g/kg Conv temperature: 11.32 C = 52.38 F Cap Strength: 3.95 C Lifted Index: 7.38 C Risk: None Lifted Index @300 mb: 10.99 C Lifted Index @700 mb: 3.62 C Showalter Index: 8.43 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 20.80 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 191.75 Risk: None Energy Index: 2.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.56 J/kg Max Up Vert Vel: 2.26 m/s Conv Inhibition (B-): 62550.51 J/kg Cap Strength: 7.26 C Lift Cond Lev (LCL): 874.22 mb = 1236.63 m = 4057.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 270 at 29 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 1011 48 225 11 7.8 7.8 | 109 23 -21.6 7.6 1 1000 139 220 17 10.9 13.0 | 125 23 -18.5 12.9 2 925 778 220 38 24.4 29.1 | 170 29 -5.0 29.0 3 850 1463 225 38 26.9 26.9 | 175 27 -2.5 26.7 4 700 2986 250 36 33.8 12.3 | 200 13 4.4 12.2 5 500 5510 245 48 43.5 20.3 | 215 25 14.1 20.1 6 400 7080 235 60 49.1 34.4 | 210 40 19.8 34.3 7 300 9000 230 77 59.0 49.5 | 211 58 29.6 49.4 8 281 9419 230 81 62.0 52.1 | 212 61 32.7 51.9 9 270 9671 235 75 61.4 43.0 | 217 54 32.0 42.9 10 250 10160 245 60 54.4 25.4 | 225 35 25.0 25.2 11 200 11610 240 46 39.8 23.0 | 205 25 10.4 22.9 12 150 13470 255 36 34.8 9.3 | 210 11 5.4 9.2 13 100 16100 245 29 26.3 12.3 | 166 13 -3.1 12.1 14 70 18390 235 27 22.1 15.5 | 155 17 -7.3 15.3 15 50 20550 240 19 16.5 9.5 | 126 16 -12.9 9.4 16 30 23830 230 3 2.3 1.9 | 94 27 -27.1 1.8 17 20 26450 160 5 -1.7 4.7 | 98 31 -31.1 4.6 Wind Parameters Mean winds (0-6000m): 239.7 at 39.2 knts Storm direction: 269.7 at 29.4 knts Shear (0-3000m) pos: 3.1 neg: 3.3 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 91.3 deg Storm rel helicity (0-3000m) pos: 221.9 neg: 0.0 tot: 221.9 m^2/s^2 ave: 74.0 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 6.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 52.40 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 ------------------------------------------------------------------------------- 500 220 22 138 23| 0.0 20.1 20.1|116.1 0.0 116.1 232.1 0.98| 20.2 19.7 1000 220 29 154 24| 3.9 10.0 14.0|167.3 0.0 167.3 167.3 0.93| 14.5 13.5 1500 222 32 161 25| 2.9 6.7 9.6|180.2 0.0 180.2 120.1 0.90| 10.7 9.6 2000 224 33 166 25| 2.8 5.0 7.8|198.0 0.0 198.0 99.0 0.84| 9.4 7.9 2500 227 34 169 23| 3.0 4.0 7.0|211.8 0.0 211.8 84.7 0.80| 8.6 6.9 3000 231 35 173 22| 3.1 3.3 6.4|221.9 0.0 221.9 74.0 0.78| 8.0 6.2 4000 236 36 180 20| 2.3 3.1 5.5|231.1 0.0 231.1 57.8 0.75| 6.6 4.9 5000 238 37 187 19| 1.9 3.0 4.9|238.9 0.0 238.9 47.8 0.71| 5.8 4.1 6000 240 39 193 20| 1.6 3.1 4.7|241.8 -4.4 237.4 39.6 0.62| 5.5 3.4 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20250430.12.gif