UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 30 APR 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 45 SFC 983 184 4.4 -9.6 35 14.0 -0.4 105 5 278.9 279.2 273.6 284.3 1.87 2 976 242 5.4 -10.6 30 16.0 -0.1 113 7 280.5 280.8 274.3 285.5 1.74 3 925 675 1.8 -14.2 29 16.0 -3.1 170 25 281.1 281.4 274.1 285.2 1.37 4 895 942 0.2 -14.8 31 15.0 -4.3 180 30 282.2 282.4 274.6 286.1 1.35 5 850 1360 2.4 -15.6 25 18.0 -3.3 195 38 288.7 288.9 278.0 292.7 1.33 6 834 1514 4.0 -24.0 11 28.0 -3.6 195 39 291.9 292.0 278.6 294.0 0.66 7 817 1681 3.6 -30.4 6 34.0 -4.4 196 39 293.2 293.3 278.8 294.4 0.37 8 784 2015 4.0 -14.0 26 18.0 -2.3 197 40 297.1 297.4 282.3 302.2 1.65 9 755 2320 1.8 -14.2 29 16.0 -3.7 198 42 298.0 298.3 282.7 303.2 1.69 10 700 2924 -2.1 -19.1 26 17.0 -7.2 200 44 300.2 300.4 283.0 304.0 1.21 11 582 4364 -10.7 -34.7 12 24.0 -15.1 200 45 306.4 306.5 284.4 307.6 0.35 12 548 4823 -14.1 -40.1 9 26.0 -18.0 200 45 307.7 307.7 284.7 308.4 0.21 13 508 5392 -19.1 -37.1 19 18.0 -21.7 200 46 308.3 308.4 285.1 309.4 0.31 14 500 5510 -19.9 -37.9 19 18.0 -22.4 200 46 308.8 308.8 285.2 309.8 0.29 15 463 6078 -22.5 -33.5 36 11.0 -24.2 205 39 312.4 312.5 286.8 314.1 0.49 16 436 6518 -24.5 -36.5 32 12.0 -26.2 209 33 315.3 315.4 287.6 316.7 0.39 17 400 7140 -29.7 -40.7 34 11.0 -30.9 215 25 316.4 316.4 287.9 317.4 0.27 18 356 7960 -35.1 -48.1 25 13.0 -36.0 231 32 319.9 319.9 288.9 320.4 0.14 19 354 7999 -36.5 -49.5 25 13.0 -37.3 232 32 318.5 318.5 288.4 318.9 0.12 20 300 9120 -46.7 -57.7 27 11.0 -47.0 255 42 319.5 319.5 288.6 319.7 0.05 21 250 10310 -55.7 -65.7 28 10.0 -55.8 245 33 323.3 323.3 289.8 323.3 0.02 22 248 10361 -56.5 -66.5 27 10.0 -56.6 240 33 322.8 322.8 289.6 322.9 0.02 23 200 11720 -56.5 -66.5 27 10.0 -56.7 265 19 343.3 343.3 295.1 343.4 0.02 24 187 12148 -57.9 -67.9 27 10.0 -58.0 266 18 347.7 347.7 296.1 347.8 0.02 25 156 13305 -54.5 -66.5 21 12.0 -54.8 269 14 372.0 372.0 300.9 372.1 0.03 26 152 13474 -51.1 -64.1 20 13.0 -51.5 270 13 380.6 380.6 302.3 380.8 0.05 27 150 13560 -51.3 -64.3 20 13.0 -51.7 270 13 381.7 381.7 302.5 381.9 0.04 28 100 16170 -54.1 -72.1 9 18.0 -54.6 310 17 423.2 423.2 308.1 423.3 0.02 29 70 18460 -52.3 -73.3 6 21.0 -53.2 340 7 472.5 472.5 312.8 472.7 0.03 30 57 19786 -52.1 -73.1 6 21.0 -53.2 328 6 501.5 501.6 315.1 501.8 0.03 31 50 20630 -53.5 -74.5 6 21.0 -54.6 320 5 517.4 517.4 316.1 517.6 0.03 32 30 23920 -53.9 -76.9 4 23.0 -55.6 80 5 597.7 597.7 320.5 598.0 0.04 33 22 25929 -50.1 -74.1 4 24.0 -53.2 664.5 664.5 323.3 665.1 0.08 TRP 248 10361 -56.5 -66.5 27 10.0 -56.6 240 33 322.8 322.8 289.6 322.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5465.00 m Freezing level: 729.62 mb = 2598.51 m = 8525.19 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 20.81 % Est. max temperature: 17.42 C = 63.35 F Sfc-Lift cond lev (LCL): 790.82 mb = 1944.76 m = 6380.37 ft T: 3.92 C 700-500 lapse rate: 6.88 C/km ThetaE index: 0.35 C Layer 925.0- 895.0 mb Conv cond level (CCL): 485.40 mb = 5728.98 m = 18795.63 ft Mean mixing ratio: 1.49 g/kg Conv temperature: 35.50 C = 95.91 F Cap Strength: 19.63 C Lifted Index: 19.63 C Risk: None Lifted Index @300 mb: 24.06 C Lifted Index @700 mb: 16.48 C Showalter Index: 14.30 C Risk: None Total Totals Index: 26.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 4.30 C K Index: -10.30 Risk: None Sweat Index: 122.00 Risk: None Energy Index: 3.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.14 J/kg Max Up Vert Vel: 4.50 m/s Conv Inhibition (B-): 49990.95 J/kg Cap Strength: 19.61 C Lift Cond Lev (LCL): 729.54 mb = 2593.67 m = 8509.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 227 at 30 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 ---------------------------------------------------------- 0 983 184 105 5 -4.8 1.3 | 55 33 -26.8 -18.9 1 925 675 170 25 -4.3 24.6 | 100 27 -26.3 4.5 2 850 1360 195 38 9.8 36.7 | 144 20 -12.1 16.6 3 700 2924 200 44 15.0 41.3 | 162 22 -6.9 21.2 4 500 5510 200 46 15.7 43.2 | 165 24 -6.2 23.1 5 400 7140 215 25 14.3 20.5 | 92 8 -7.6 0.3 6 300 9120 255 42 40.6 10.9 | 296 21 18.6 -9.3 7 250 10310 245 33 29.9 13.9 | 308 10 8.0 -6.2 8 248 10361 240 33 28.6 16.5 | 299 8 6.7 -3.7 9 200 11720 265 19 18.9 1.7 | 9 19 -3.0 -18.5 10 150 13560 270 13 13.0 -0.0 | 24 22 -8.9 -20.2 11 100 16170 310 17 13.0 -10.9 | 16 32 -8.9 -31.1 12 70 18460 340 7 2.4 -6.6 | 36 33 -19.5 -26.7 13 50 20630 320 5 3.2 -3.8 | 38 30 -18.7 -24.0 14 30 23920 80 5 -4.9 -0.9 | 52 34 -26.9 -21.0 Wind Parameters Mean winds (0-6000m): 197.4 at 39.7 knts Storm direction: 227.4 at 29.8 knts Shear (0-3000m) pos: 7.7 neg: 0.0 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 107.5 deg Storm rel helicity (0-3000m) pos: 357.4 neg: 0.0 tot: 357.4 m^2/s^2 ave: 119.1 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 8.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.09 Bulk Shear: 111.14 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 ------------------------------------------------------------------------------- 500 161 15 78 28| 24.2 0.0 24.2|209.5 0.0 209.5 419.1 0.93| 27.6 25.7 1000 174 22 95 24| 17.7 0.0 17.7|290.2 0.0 290.2 290.2 0.93| 20.7 19.4 1500 184 27 110 21| 13.6 0.0 13.6|326.3 0.0 326.3 217.5 0.94| 16.1 15.1 2000 188 31 120 20| 10.7 0.0 10.7|338.3 0.0 338.3 169.1 0.94| 12.7 11.9 2500 191 33 128 20| 9.0 0.0 9.0|350.6 0.0 350.6 140.2 0.94| 10.6 10.0 3000 193 35 134 20| 7.7 0.0 7.7|357.4 0.0 357.4 119.1 0.94| 9.0 8.5 4000 195 37 142 20| 5.8 0.1 5.9|360.2 0.0 360.2 90.0 0.94| 6.9 6.4 5000 196 39 148 20| 4.6 0.2 4.8|363.0 0.0 363.0 72.6 0.93| 5.6 5.2 6000 197 40 150 20| 3.2 0.1 3.3|363.8 -10.6 353.3 58.9 0.75| 5.5 4.2 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250430.00.gif