UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102900.upa.cvt Date: 0000Z 29 OCT 25 Searching for U7707... Searching the city database file for: U7707 ... Date:0000Z 29 OCT 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 24 SFC 974 239 5.2 3.4 88 1.8 4.4 200 3 280.5 281.3 278.7 294.3 5.01 2 925 659 2.2 0.5 88 1.7 1.4 225 21 281.6 282.3 278.4 293.5 4.28 3 875 1105 -1.3 -2.6 91 1.3 -1.9 238 21 282.4 283.1 277.9 292.6 3.60 4 850 1336 -1.9 -3.2 91 1.3 -2.4 245 21 284.2 284.8 278.7 294.2 3.55 5 700 2849 -12.5 -14.9 82 2.4 -13.2 250 21 288.6 288.9 278.5 293.8 1.72 6 570 4391 -22.7 -25.4 79 2.7 -23.2 244 25 294.1 294.3 279.9 296.8 0.85 7 500 5340 -30.3 -33.3 75 3.0 -30.6 240 27 296.1 296.2 280.3 297.6 0.46 8 400 6880 -41.9 -47.9 52 6.0 -42.2 245 29 300.5 300.6 281.7 301.0 0.13 9 388 7086 -43.3 -49.3 52 6.0 -43.6 250 28 301.3 301.3 282.1 301.7 0.11 10 310 8568 -52.9 -57.9 55 5.0 -53.0 290 23 307.9 307.9 284.6 308.1 0.05 11 300 8780 -52.9 -57.9 55 5.0 -53.0 290 21 310.8 310.8 285.7 311.0 0.05 12 294 8910 -53.1 -58.1 54 5.0 -53.2 286 22 312.3 312.3 286.2 312.5 0.05 13 250 9960 -49.9 -54.9 56 5.0 -50.1 250 29 331.9 331.9 292.3 332.2 0.09 14 235 10367 -48.7 -54.7 50 6.0 -49.0 247 31 339.6 339.6 294.3 340.0 0.10 15 200 11430 -49.3 -56.3 44 7.0 -49.6 240 38 354.7 354.7 297.7 355.1 0.09 16 168 12571 -48.9 -57.9 34 9.0 -49.3 240 36 373.5 373.5 301.2 373.9 0.09 17 150 13310 -50.7 -60.7 30 10.0 -51.1 240 35 382.7 382.7 302.8 383.1 0.07 18 100 15920 -55.7 -66.7 24 11.0 -56.1 245 31 420.1 420.1 307.7 420.4 0.05 19 96 16179 -57.5 -68.5 23 11.0 -57.8 244 31 421.5 421.5 307.9 421.7 0.04 20 75 17728 -60.1 -72.1 19 12.0 -60.4 241 33 446.9 446.9 310.6 447.1 0.03 21 70 18160 -58.1 -70.1 20 12.0 -58.5 240 33 460.1 460.1 311.8 460.3 0.04 22 64 18727 -56.7 -68.7 21 12.0 -57.2 243 33 475.1 475.1 313.1 475.4 0.06 23 50 20270 -62.9 -74.9 18 12.0 -63.3 250 33 495.3 495.3 314.6 495.4 0.03 24 49 20394 -63.1 -75.1 18 12.0 -63.4 250 33 497.7 497.7 314.8 497.8 0.03 25 42 21346 -61.5 -73.5 19 12.0 -62.0 252 30 524.0 524.1 316.6 524.3 0.04 26 30 23410 -65.7 -77.7 17 12.0 -66.1 255 25 565.5 565.5 318.9 565.8 0.03 27 24 24774 -62.9 -74.9 18 12.0 -63.6 252 33 610.9 611.0 321.1 611.4 0.06 28 20 25890 -65.1 -77.1 18 12.0 -65.7 250 40 636.9 636.9 322.2 637.3 0.05 29 16 27251 -64.7 -76.7 18 12.0 -65.5 680.2 680.2 323.8 680.8 0.07 TRP 310 8568 -52.9 -57.9 55 5.0 -53.0 290 23 307.9 307.9 284.6 308.1 0.05 WND Sounding variables and indices 1000-500 mb thick: 5316.00 m Freezing level: 893.57 mb = 939.39 m = 3081.94 ft Wetbulb zero: 903.27 mb = 849.82 m = 2788.10 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 83.30 % Est. max temperature: 9.61 C = 49.30 F Sfc-Lift cond lev (LCL): 947.35 mb = 464.94 m = 1525.38 ft T: 3.59 C 700-500 lapse rate: 7.15 C/km ThetaE index: 1.69 C Layer 925.0- 850.0 mb Conv cond level (CCL): 892.87 mb = 942.77 m = 3093.05 ft Mean mixing ratio: 4.28 g/kg Conv temperature: 6.85 C = 44.33 F Cap Strength: 2.83 C Lifted Index: 3.37 C Risk: None Lifted Index @300 mb: 12.35 C Lifted Index @700 mb: 0.90 C Showalter Index: 2.79 C Risk: Showers probable Total Totals Index: 55.50 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.40 C Cross Totals Index: 27.10 C K Index: 22.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 199.00 Risk: None Energy Index: 0.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.71 J/kg Max Up Vert Vel: 3.93 m/s Conv Inhibition (B-): 49122.91 J/kg Cap Strength: 3.34 C Lift Cond Lev (LCL): 900.75 mb = 872.25 m = 2861.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 273 at 17 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 ---------------------------------------------------------- 0 974 239 200 3 1.0 2.8 | 103 16 -16.0 3.7 1 925 659 225 21 14.8 14.8 | 172 16 -2.2 15.7 2 850 1336 245 21 19.0 8.9 | 192 10 2.0 9.7 3 700 2849 250 21 19.7 7.2 | 199 8 2.7 8.0 4 500 5340 240 27 23.4 13.5 | 204 16 6.4 14.4 5 400 6880 245 29 26.3 12.3 | 215 16 9.3 13.1 6 310 8568 290 23 21.6 -7.9 | 327 8 4.6 -7.0 7 300 8780 290 21 19.7 -7.2 | 337 7 2.7 -6.3 8 250 9960 250 29 27.3 9.9 | 224 15 10.2 10.8 9 200 11430 240 38 32.9 19.0 | 219 25 15.9 19.9 10 150 13310 240 35 30.3 17.5 | 216 23 13.3 18.4 11 100 15920 245 31 28.1 13.1 | 218 18 11.1 14.0 12 70 18160 240 33 28.6 16.5 | 214 21 11.6 17.4 13 50 20270 250 33 31.0 11.3 | 229 19 14.0 12.1 14 30 23410 255 25 24.1 6.5 | 224 10 7.1 7.3 15 20 25890 250 40 37.6 13.7 | 235 25 20.6 14.5 Wind Parameters Mean winds (0-6000m): 242.9 at 22.7 knts Storm direction: 272.9 at 17.0 knts Shear (0-3000m) pos: 3.3 neg: 0.2 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 97.9 deg Storm rel helicity (0-3000m) pos: 94.4 neg: 0.0 tot: 94.4 m^2/s^2 ave: 31.5 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.47 Bulk Shear: 16.25 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 ------------------------------------------------------------------------------- 500 223 13 144 13| 18.9 0.0 18.9| 78.3 0.0 78.3 156.6 0.99| 20.1 19.8 1000 230 17 162 12| 9.7 0.0 9.7| 89.2 0.0 89.2 89.2 0.90| 12.8 11.6 1500 236 18 171 11| 6.5 0.0 6.5| 91.6 0.0 91.6 61.1 0.88| 9.1 8.0 2000 239 19 177 11| 4.9 0.0 4.9| 92.6 0.0 92.6 46.3 0.88| 7.0 6.1 2500 241 20 181 10| 3.9 0.0 3.9| 93.4 0.0 93.4 37.4 0.87| 5.7 5.0 3000 243 20 183 10| 3.3 0.2 3.5| 94.4 0.0 94.4 31.5 0.85| 5.0 4.2 4000 244 21 189 10| 2.5 0.5 3.0| 95.8 0.0 95.8 24.0 0.79| 4.1 3.2 5000 243 22 193 11| 2.0 0.7 2.7| 96.2 -0.0 96.2 19.2 0.72| 3.6 2.6 6000 243 23 196 12| 1.8 0.6 2.4|103.8 -0.1 103.7 17.3 0.73| 3.2 2.3 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20251029.00.gif