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 U7707... Searching the city database file for: U7707 ... Date:0000Z 30 APR 25 Station: U7707 WMO ident: 27707 Latitude: 54.12 Longitude: 35.33 ------------------------------------------------------------------------------- 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 94 SFC 982 242 4.8 4.0 95 0.8 4.4 235 1 279.4 280.3 278.4 293.6 5.19 2 979 267 6.2 4.3 88 1.9 5.3 239 2 281.1 282.0 279.4 295.7 5.32 3 925 731 3.6 0.3 79 3.3 2.1 315 25 283.0 283.7 279.0 294.8 4.22 4 888 1061 1.4 -1.9 79 3.3 0.0 315 28 284.0 284.7 278.9 294.6 3.74 5 867 1254 1.8 -1.3 80 3.1 0.4 315 30 286.4 287.1 280.4 297.8 4.01 6 850 1414 0.8 -3.2 75 4.0 -0.9 315 31 287.0 287.6 280.1 297.2 3.55 7 700 2945 -9.3 -12.8 76 3.5 -10.4 310 29 292.2 292.5 280.6 298.3 2.04 8 504 5402 -26.3 -32.3 57 6.0 -27.1 300 36 300.3 300.4 282.1 302.0 0.50 9 500 5460 -26.7 -32.7 57 6.0 -27.5 300 36 300.5 300.6 282.2 302.1 0.49 10 408 6894 -37.7 -49.7 27 12.0 -38.3 300 43 304.3 304.3 283.2 304.6 0.10 11 400 7030 -38.9 -50.9 27 12.0 -39.5 300 44 304.4 304.4 283.3 304.8 0.09 12 341 8103 -48.5 -58.5 30 10.0 -48.7 297 41 305.6 305.6 283.7 305.7 0.04 13 313 8664 -51.1 -61.1 29 10.0 -51.3 295 40 309.5 309.6 285.2 309.7 0.03 14 300 8940 -50.9 -59.9 34 9.0 -51.1 295 40 313.6 313.6 286.6 313.8 0.04 15 250 10120 -50.5 -60.5 30 10.0 -50.8 295 36 331.0 331.0 292.0 331.2 0.04 16 215 11107 -51.7 -62.7 26 11.0 -52.0 292 36 343.7 343.7 295.3 343.9 0.04 17 200 11580 -50.1 -62.1 23 12.0 -50.5 290 36 353.4 353.4 297.4 353.6 0.04 18 193 11813 -48.1 -60.1 24 12.0 -48.6 289 35 360.3 360.3 298.8 360.5 0.06 19 150 13460 -51.5 -66.5 15 15.0 -52.0 285 29 381.3 381.3 302.5 381.5 0.03 20 129 14435 -54.5 -70.5 12 16.0 -54.9 291 27 392.8 392.8 304.2 392.9 0.02 21 100 16070 -54.1 -72.1 9 18.0 -54.6 300 23 423.2 423.2 308.1 423.3 0.02 22 70 18350 -54.3 -73.3 8 19.0 -55.1 275 19 468.2 468.2 312.5 468.4 0.03 23 50 20510 -54.5 -74.5 7 20.0 -55.5 250 15 515.0 515.1 316.0 515.2 0.03 24 30 23820 -51.1 -73.1 6 22.0 -53.3 245 11 605.3 605.4 320.9 605.8 0.06 25 25 25003 -52.1 -74.1 5 22.0 -54.4 634.9 634.9 322.1 635.4 0.07 TRP 313 8664 -51.1 -61.1 29 10.0 -51.3 295 40 309.5 309.6 285.2 309.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5366.00 m Freezing level: 838.12 mb = 1535.27 m = 5036.90 ft Wetbulb zero: 861.33 mb = 1307.31 m = 4289.01 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 71.80 % Est. max temperature: 12.93 C = 55.28 F Sfc-Lift cond lev (LCL): 970.00 mb = 342.91 m = 1125.03 ft T: 5.78 C 700-500 lapse rate: 6.92 C/km ThetaE index: 1.08 C Layer 925.0- 867.0 mb Conv cond level (CCL): 827.00 mb = 1630.29 m = 5348.65 ft Mean mixing ratio: 4.42 g/kg Conv temperature: 13.10 C = 55.58 F Cap Strength: 5.67 C Lifted Index: 5.80 C Risk: None Lifted Index @300 mb: 13.21 C Lifted Index @700 mb: 3.07 C Showalter Index: 4.22 C Risk: None Total Totals Index: 51.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 23.50 C K Index: 20.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 138.00 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.99 J/kg Max Up Vert Vel: 5.10 m/s Conv Inhibition (B-): 42328.52 J/kg Cap Strength: 5.75 C Lift Cond Lev (LCL): 891.54 mb = 1029.21 m = 3376.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 23 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 ---------------------------------------------------------- 0 982 242 235 1 0.8 0.6 | 159 23 -8.2 21.7 1 925 731 315 25 17.7 -17.7 | 248 9 8.7 3.5 2 850 1414 315 31 21.9 -21.9 | 273 13 12.9 -0.8 3 700 2945 310 29 22.2 -18.6 | 259 13 13.2 2.5 4 500 5460 300 36 31.2 -18.0 | 262 22 22.2 3.2 5 400 7030 300 44 38.1 -22.0 | 272 29 29.1 -0.8 6 313 8664 295 40 36.3 -16.9 | 261 28 27.3 4.2 7 300 8940 295 40 36.3 -16.9 | 261 28 27.3 4.2 8 250 10120 295 36 32.6 -15.2 | 256 24 23.7 5.9 9 200 11580 290 36 33.8 -12.3 | 250 26 24.9 8.8 10 150 13460 285 29 28.0 -7.5 | 234 23 19.0 13.6 11 100 16070 300 23 19.9 -11.5 | 229 15 10.9 9.7 12 70 18350 275 19 18.9 -1.7 | 207 22 10.0 19.5 13 50 20510 250 15 14.1 5.1 | 191 27 5.1 26.3 14 30 23820 245 11 10.0 4.6 | 182 26 1.0 25.8 Wind Parameters Mean winds (0-6000m): 307.0 at 30.6 knts Storm direction: 337.0 at 23.0 knts Shear (0-3000m) pos: 4.3 neg: 1.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 100.8 deg Storm rel helicity (0-3000m) pos: 141.8 neg: -11.1 tot: 130.7 m^2/s^2 ave: 43.6 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.32 Bulk Shear: 40.47 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 ------------------------------------------------------------------------------- 500 313 13 184 12| 25.7 0.0 25.7|127.7 0.0 127.7 255.5 0.86| 32.1 27.6 1000 314 20 218 9| 12.8 2.3 15.1|137.7 0.0 137.7 137.7 0.86| 18.3 15.7 1500 314 24 240 9| 8.6 1.9 10.4|141.0 -2.2 138.7 92.5 0.82| 12.9 10.6 2000 314 25 249 10| 6.4 1.3 7.7|141.0 -6.0 135.0 67.5 0.77| 10.0 7.7 2500 313 26 253 11| 5.1 1.0 6.1|141.0 -9.6 131.3 52.5 0.72| 8.2 5.9 3000 313 27 255 11| 4.3 1.0 5.2|141.8 -11.1 130.7 43.6 0.69| 7.1 4.9 4000 311 28 257 12| 3.2 1.2 4.4|143.8 -11.1 132.7 33.2 0.65| 5.8 3.7 5000 309 29 258 14| 2.6 1.3 3.9|144.1 -11.3 132.8 26.6 0.60| 5.0 3.0 6000 307 31 260 16| 2.1 1.5 3.6|158.7 -11.6 147.1 24.5 0.59| 4.6 2.7 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20250430.00.gif