UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for U7707... Searching the city database file for: U7707 ... Date:1200Z 1 MAY 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 74 SFC 980 239 4.8 2.1 83 2.7 3.5 290 5 279.6 280.3 277.7 292.1 4.54 2 930 663 0.8 -1.6 84 2.4 -0.2 290 20 279.7 280.3 276.6 289.9 3.65 3 925 706 1.0 -1.3 85 2.3 0.0 290 21 280.3 281.0 277.0 290.8 3.75 4 911 829 1.2 -1.0 85 2.2 0.3 289 22 281.8 282.4 278.0 292.7 3.90 5 851 1377 0.2 -5.8 64 6.0 -2.1 285 25 286.3 286.8 278.9 294.7 2.91 6 850 1386 0.2 -5.8 64 6.0 -2.1 285 25 286.4 286.9 279.0 294.8 2.91 7 722 2670 -9.1 -12.2 78 3.1 -10.1 277 22 289.8 290.2 279.6 296.0 2.07 8 700 2909 -10.5 -13.7 77 3.2 -11.5 275 21 290.9 291.2 279.8 296.6 1.89 9 517 5178 -25.3 -30.3 63 5.0 -26.1 216 17 299.3 299.4 281.9 301.3 0.60 10 500 5420 -27.5 -33.5 57 6.0 -28.2 210 17 299.5 299.6 281.8 301.0 0.45 11 400 6980 -40.9 -47.9 47 7.0 -41.2 215 25 301.8 301.9 282.3 302.3 0.13 12 388 7186 -42.3 -49.3 46 7.0 -42.6 215 25 302.6 302.7 282.6 303.0 0.11 13 360 7691 -41.3 -49.3 42 8.0 -41.7 222 29 310.5 310.6 285.7 311.0 0.12 14 310 8700 -42.3 -56.3 20 14.0 -42.9 237 36 322.7 322.7 289.6 322.9 0.06 15 300 8920 -43.5 -58.5 18 15.0 -44.0 240 38 324.0 324.1 290.0 324.2 0.05 16 283 9312 -45.7 -61.7 15 16.0 -46.2 243 36 326.3 326.4 290.7 326.5 0.03 17 250 10140 -46.1 -65.1 10 19.0 -46.6 250 31 337.5 337.5 293.7 337.6 0.02 18 237 10493 -47.7 -66.7 9 19.0 -48.2 254 31 340.3 340.3 294.4 340.4 0.02 19 210 11296 -45.1 -66.1 8 21.0 -45.8 262 33 356.3 356.4 298.0 356.5 0.03 20 200 11620 -46.7 -68.7 6 22.0 -47.4 265 33 358.8 358.8 298.5 358.9 0.02 21 150 13510 -49.9 -71.9 6 22.0 -50.5 270 25 384.1 384.1 302.9 384.2 0.02 22 125 14698 -52.7 -74.7 5 22.0 -53.2 266 23 399.6 399.6 305.2 399.6 0.01 23 100 16140 -53.3 -75.3 5 22.0 -53.9 260 21 424.7 424.7 308.3 424.8 0.01 24 77 17817 -54.9 -76.9 5 22.0 -55.6 267 24 454.4 454.4 311.3 454.5 0.01 25 71 18338 -52.7 -74.7 5 22.0 -53.6 270 25 469.7 469.7 312.6 469.9 0.02 26 70 18430 -52.9 -74.9 5 22.0 -53.8 270 25 471.2 471.2 312.7 471.3 0.02 27 54 20096 -54.5 -76.5 5 22.0 -55.5 270 14 503.8 503.8 315.2 504.0 0.02 28 50 20590 -52.9 -75.9 5 23.0 -54.1 270 11 518.8 518.8 316.2 519.0 0.03 29 30 23900 -50.1 -74.1 4 24.0 -52.5 245 9 608.1 608.1 321.0 608.5 0.06 30 26 24832 -49.7 -73.7 4 24.0 -52.5 227 8 634.6 634.6 322.1 635.1 0.07 31 20 26540 -50.5 -74.5 4 24.0 -53.7 195 7 681.6 681.6 323.9 682.3 0.08 32 15 28413 -52.3 -76.3 4 24.0 -55.7 168 7 734.1 734.1 325.5 734.8 0.08 33 10 31100 -42.3 -68.3 4 26.0 -50.9 130 7 861.6 861.9 328.7 865.8 0.39 34 9.8 31237 -42.3 -68.3 4 26.0 -51.0 866.6 866.9 328.8 870.9 0.40 TRP 388 7186 -42.3 -49.3 46 7.0 -42.6 215 25 302.6 302.7 282.6 303.0 0.11 WND Sounding variables and indices 1000-500 mb thick: 5346.00 m Freezing level: 847.25 mb = 1413.62 m = 4637.80 ft Wetbulb zero: 932.86 mb = 637.79 m = 2092.47 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 72.11 % Est. max temperature: 12.08 C = 53.74 F Sfc-Lift cond lev (LCL): 940.03 mb = 575.82 m = 1889.16 ft T: 1.62 C 700-500 lapse rate: 6.77 C/km ThetaE index: 2.22 C Layer 930.0- 925.0 mb Conv cond level (CCL): 808.25 mb = 1782.33 m = 5847.47 ft Mean mixing ratio: 3.89 g/kg Conv temperature: 12.65 C = 54.78 F Cap Strength: 7.49 C Lifted Index: 7.40 C Risk: None Lifted Index @300 mb: 22.93 C Lifted Index @700 mb: 3.95 C Showalter Index: 5.18 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 21.70 C K Index: 18.70 Risk: < 20 % chance of thunderstorms Sweat Index: 75.00 Risk: None Energy Index: 1.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.27 J/kg Max Up Vert Vel: 6.37 m/s Conv Inhibition (B-): 72089.30 J/kg Cap Strength: 7.45 C Lift Cond Lev (LCL): 891.19 mb = 1005.53 m = 3298.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 15 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 ---------------------------------------------------------- 0 980 239 290 5 4.7 -1.7 | 110 10 -9.4 3.4 1 925 706 290 21 19.7 -7.2 | 290 6 5.6 -2.1 2 850 1386 285 25 24.1 -6.5 | 278 10 10.0 -1.4 3 700 2909 275 21 20.9 -1.8 | 244 8 6.8 3.3 4 500 5420 210 17 8.5 14.7 | 164 21 -5.6 19.8 5 400 6980 215 25 14.3 20.5 | 181 26 0.2 25.6 6 388 7186 215 25 14.3 20.5 | 181 26 0.2 25.6 7 300 8920 240 38 32.9 19.0 | 218 31 18.8 24.1 8 250 10140 250 31 29.1 10.6 | 224 22 15.0 15.7 9 200 11620 265 33 32.9 2.9 | 247 20 18.8 8.0 10 150 13510 270 25 25.0 -0.0 | 245 12 10.9 5.1 11 100 16140 260 21 20.7 3.6 | 217 11 6.6 8.7 12 70 18430 270 25 25.0 -0.0 | 245 12 10.9 5.1 13 50 20590 270 11 11.0 -0.0 | 149 6 -3.1 5.1 14 30 23900 245 9 8.2 3.8 | 146 11 -6.0 8.9 15 20 26540 195 7 1.8 6.8 | 134 17 -12.3 11.8 16 10 31100 130 7 -5.4 4.5 | 116 22 -19.5 9.6 Wind Parameters Mean winds (0-6000m): 259.8 at 20.0 knts Storm direction: 289.8 at 15.0 knts Shear (0-3000m) pos: 0.0 neg: 2.7 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 115.2 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -21.4 tot: -21.4 m^2/s^2 ave: -7.1 10^-3 m/s^2 rel: -0.48 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.33 Bulk Shear: 15.25 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 ------------------------------------------------------------------------------- 500 290 14 108 1| 0.0 16.7 16.7| 0.0 -0.3 -0.3 -0.6 -0.30| 19.1 -5.7 1000 289 18 283 3| 0.0 9.8 9.8| 0.0 -2.9 -2.9 -2.9 -0.31| 11.3 -3.5 1500 287 20 279 5| 0.0 6.6 6.6| 0.0 -6.7 -6.7 -4.5 -0.35| 8.2 -2.8 2000 285 21 274 6| 0.0 4.6 4.6| 0.0 -10.5 -10.5 -5.3 -0.38| 6.7 -2.6 2500 284 21 270 7| 0.0 3.4 3.4| 0.0 -14.1 -14.1 -5.7 -0.42| 5.7 -2.4 3000 282 21 264 7| 0.0 2.7 2.7| 0.0 -21.4 -21.4 -7.1 -0.48| 5.4 -2.6 4000 276 21 246 7| 0.0 2.1 2.1| 0.0 -43.1 -43.1 -10.8 -0.55| 5.2 -2.8 5000 269 20 228 8| 0.0 1.7 1.7| 0.0 -72.7 -72.7 -14.5 -0.59| 5.0 -2.9 6000 260 20 213 10| 0.2 1.6 1.8| 19.6 -78.5 -58.9 -9.8 -0.48| 4.7 -2.3 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20250501.12.gif