UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for U7707... Searching the city database file for: U7707 ... Date:1200Z 18 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 143 SFC 989 235 10.2 6.7 79 3.5 8.3 205 1 284.2 285.3 282.0 301.6 6.23 2 925 785 4.4 1.7 83 2.7 3.1 200 7 283.8 284.6 280.0 296.9 4.67 3 850 1468 -1.1 -4.7 76 3.6 -2.5 235 13 285.0 285.5 278.6 294.1 3.17 4 847 1496 -1.3 -4.9 76 3.6 -2.7 235 13 285.1 285.6 278.6 294.1 3.13 5 700 2990 -10.9 -13.2 83 2.3 -11.6 245 9 290.4 290.8 279.7 296.3 1.97 6 675 3269 -11.7 -14.3 81 2.6 -12.5 244 10 292.6 292.9 280.6 298.2 1.87 7 643 3640 -12.7 -20.7 51 8.0 -14.6 242 12 295.5 295.7 281.0 299.1 1.14 8 500 5520 -23.5 -33.5 39 10.0 -24.9 235 21 304.4 304.5 283.8 305.9 0.45 9 483 5773 -24.5 -34.5 39 10.0 -25.9 236 22 306.2 306.3 284.4 307.6 0.42 10 400 7120 -34.7 -43.7 40 9.0 -35.4 240 29 309.9 309.9 285.5 310.6 0.20 11 303 8995 -49.5 -55.5 49 6.0 -49.7 250 42 314.7 314.7 287.1 314.9 0.07 12 300 9060 -49.9 -55.9 49 6.0 -50.1 250 42 315.0 315.0 287.2 315.3 0.07 13 250 10230 -54.9 -61.9 42 7.0 -55.1 250 52 324.4 324.5 290.2 324.6 0.04 14 216 11155 -59.7 -66.7 40 7.0 -59.8 260 48 330.9 330.9 292.0 331.0 0.02 15 200 11640 -56.1 -64.1 36 8.0 -56.2 260 48 343.9 343.9 295.3 344.1 0.03 16 193 11867 -55.3 -63.3 36 8.0 -55.5 260 46 348.7 348.7 296.4 348.9 0.04 17 150 13480 -54.5 -64.5 28 10.0 -54.8 260 35 376.2 376.2 301.6 376.4 0.04 18 145 13698 -54.3 -65.3 25 11.0 -54.6 260 34 380.2 380.2 302.3 380.4 0.04 19 100 16060 -58.9 -73.9 13 15.0 -59.2 265 25 413.9 413.9 307.0 414.0 0.02 20 93 16515 -59.3 -74.3 13 15.0 -59.6 268 24 421.8 421.8 307.9 421.9 0.02 21 78 17624 -56.1 -73.1 10 17.0 -56.6 275 22 450.2 450.2 310.9 450.4 0.02 22 70 18310 -57.1 -74.1 10 17.0 -57.6 280 21 462.2 462.2 312.0 462.4 0.02 23 50 20420 -59.7 -78.7 7 19.0 -60.3 265 25 502.8 502.8 315.1 502.9 0.02 24 47 20808 -60.3 -79.3 7 19.0 -60.9 267 24 510.3 510.3 315.7 510.4 0.02 25 30 23620 -59.5 -79.5 6 20.0 -60.4 280 17 582.4 582.4 319.8 582.6 0.02 26 20 26160 -59.1 -81.1 4 22.0 -60.5 280 17 655.3 655.3 322.9 655.5 0.03 27 17 27177 -59.9 -81.9 4 22.0 -61.4 683.9 683.9 323.9 684.1 0.03 28 13 28872 -55.1 -79.1 4 24.0 -58.0 755.0 755.1 326.1 755.6 0.06 29 11 29933 -57.5 -80.5 4 23.0 -60.2 783.3 783.3 326.8 783.8 0.06 TRP 216 11155 -59.7 -66.7 40 7.0 -59.8 260 48 330.9 330.9 292.0 331.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5377.00 m Freezing level: 865.00 mb = 1331.40 m = 4368.06 ft Wetbulb zero: 883.33 mb = 1157.32 m = 3796.95 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 66.25 % Est. max temperature: 11.29 C = 52.33 F Sfc-Lift cond lev (LCL): 937.83 mb = 671.75 m = 2203.87 ft T: 5.59 C 700-500 lapse rate: 4.98 C/km ThetaE index: 7.51 C Layer 925.0- 700.0 mb Conv cond level (CCL): 894.24 mb = 1058.19 m = 3471.70 ft Mean mixing ratio: 5.02 g/kg Conv temperature: 10.25 C = 50.45 F Cap Strength: 2.57 C Lifted Index: 6.77 C Risk: None Lifted Index @300 mb: 12.07 C Lifted Index @700 mb: -0.37 C Showalter Index: 9.70 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 18.80 C K Index: 15.40 Risk: < 20 % chance of thunderstorms Sweat Index: 47.00 Risk: None Energy Index: 2.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.17 J/kg Max Up Vert Vel: 8.96 m/s Conv Inhibition (B-): 0.28 J/kg Cap Strength: 6.53 C Lift Cond Lev (LCL): 897.47 mb = 1029.07 m = 3376.16 ft Lev Free Conv (LFC): 882.47 mb = 1165.21 m = 3822.83 ft Equ Level (EL): 682.47 mb = 3184.60 m = 10448.04 ft B at Equ Level: 38.17 J/kg Max Parcel Lev (MPL): 632.47 mb = 3763.77 m = 12348.17 ft Wind level data Storm motion: 266 at 10 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 ---------------------------------------------------------- 0 989 235 205 1 0.4 0.9 | 91 10 -9.6 0.2 1 925 785 200 7 2.4 6.6 | 127 10 -7.7 5.8 2 850 1468 235 13 10.6 7.5 | 185 7 0.6 6.7 3 700 2990 245 9 8.2 3.8 | 148 4 -1.9 3.1 4 500 5520 235 21 17.2 12.0 | 212 13 7.1 11.3 5 400 7120 240 29 25.1 14.5 | 228 20 15.1 13.8 6 300 9060 250 42 39.5 14.4 | 245 32 29.4 13.6 7 250 10230 250 52 48.9 17.8 | 246 42 38.8 17.0 8 216 11155 260 48 47.3 8.3 | 258 38 37.2 7.6 9 200 11640 260 48 47.3 8.3 | 258 38 37.2 7.6 10 150 13480 260 35 34.5 6.1 | 258 25 24.4 5.3 11 100 16060 265 25 24.9 2.2 | 264 15 14.8 1.4 12 70 18310 280 21 20.7 -3.6 | 292 11 10.6 -4.4 13 50 20420 265 25 24.9 2.2 | 264 15 14.8 1.4 14 30 23620 280 17 16.7 -3.0 | 299 8 6.7 -3.7 15 20 26160 280 17 16.7 -3.0 | 299 8 6.7 -3.7 Wind Parameters Mean winds (0-6000m): 235.8 at 13.4 knts Storm direction: 265.8 at 10.1 knts Shear (0-3000m) pos: 1.2 neg: 0.9 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 75.1 deg Storm rel helicity (0-3000m) pos: 32.3 neg: -3.3 tot: 29.0 m^2/s^2 ave: 9.7 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.69 Bulk Shear: 14.92 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 ------------------------------------------------------------------------------- 500 201 4 107 9| 0.0 5.6 5.6| 13.0 0.0 13.0 26.0 0.98| 5.6 5.5 1000 209 6 124 8| 2.9 2.8 5.7| 25.7 0.0 25.7 25.7 0.96| 5.8 5.6 1500 222 8 140 7| 2.8 1.9 4.6| 31.4 -0.4 31.0 20.6 0.90| 5.2 4.7 2000 228 9 148 6| 1.9 1.4 3.3| 31.4 -1.5 29.8 14.9 0.77| 4.3 3.3 2500 231 9 152 6| 1.4 1.1 2.5| 31.4 -2.8 28.6 11.4 0.65| 3.7 2.4 3000 233 9 153 6| 1.2 0.9 2.1| 32.3 -3.3 29.0 9.7 0.62| 3.4 2.1 4000 236 10 162 5| 0.9 1.3 2.2| 36.6 -3.3 33.3 8.3 0.63| 3.1 2.0 5000 236 12 176 6| 0.7 1.5 2.2| 39.9 -3.3 36.5 7.3 0.57| 3.0 1.7 6000 236 13 189 7| 0.8 1.5 2.3| 48.5 -3.3 45.2 7.5 0.55| 3.0 1.6 Wrote GIF file: /home/apache/climate/data/raob//U7707/skewt/U7707.skewt.20251018.12.gif