UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 19 OCT 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 44 3.4 -4.6 56 8.0 0.4 155 5 275.5 276.0 272.9 282.9 2.68 1 1000 149 2.8 -5.2 56 8.0 -0.2 160 5 276.0 276.4 273.0 283.2 2.59 2 925 773 -2.7 -6.8 73 4.1 -4.1 185 11 276.5 277.0 273.2 283.5 2.48 3 915 859 -3.3 -7.0 76 3.7 -4.6 185 12 276.8 277.2 273.3 283.7 2.47 4 850 1439 -5.9 -7.8 86 1.9 -6.5 185 21 280.0 280.4 275.1 287.0 2.50 5 754 2370 -9.9 -11.3 89 1.4 -10.4 176 28 285.4 285.8 277.4 291.6 2.14 6 700 2939 -13.1 -15.9 79 2.8 -13.8 170 33 288.0 288.3 278.0 292.7 1.58 7 634 3690 -16.1 -19.5 75 3.4 -16.9 169 39 292.8 293.1 279.9 296.8 1.29 8 592 4203 -19.5 -25.5 59 6.0 -20.6 168 43 294.7 294.8 280.1 297.3 0.81 9 500 5440 -27.3 -32.0 64 4.7 -27.9 165 54 299.8 299.8 282.0 301.5 0.52 10 425 6589 -34.7 -38.4 69 3.7 -35.0 165 66 304.6 304.6 283.7 305.7 0.33 11 400 7010 -36.5 -41.0 63 4.5 -36.8 165 71 307.6 307.6 284.8 308.5 0.26 12 365 7642 -38.8 -47.4 40 8.6 -39.3 170 75 312.7 312.7 286.5 313.2 0.15 13 346 8008 -40.1 -51.1 30 11.0 -40.6 171 73 315.7 315.7 287.5 316.1 0.10 14 300 8970 -45.7 -55.7 31 10.0 -46.0 175 68 320.9 321.0 289.1 321.2 0.07 15 288 9239 -47.7 -57.7 31 10.0 -48.0 175 64 321.9 321.9 289.4 322.1 0.05 16 250 10160 -50.5 -60.5 30 10.0 -50.8 175 50 331.0 331.0 292.0 331.2 0.04 17 241 10400 -52.3 -63.3 25 11.0 -52.5 175 46 331.8 331.8 292.2 331.9 0.03 18 200 11620 -50.3 -64.3 18 14.0 -50.7 185 35 353.1 353.1 297.3 353.3 0.03 19 169 12717 -50.1 -66.1 14 16.0 -50.6 197 28 370.9 370.9 300.8 371.0 0.03 20 150 13490 -52.3 -69.3 11 17.0 -52.7 205 23 380.0 380.0 302.2 380.1 0.02 21 100 16080 -56.1 -76.1 6 20.0 -56.5 225 17 419.3 419.3 307.6 419.4 0.01 22 86 17038 -57.3 -78.3 5 21.0 -57.8 236 15 435.4 435.4 309.4 435.5 0.01 23 70 18340 -57.9 -78.9 5 21.0 -58.4 250 13 460.5 460.5 311.8 460.6 0.01 24 50 20450 -59.5 -80.5 5 21.0 -60.1 255 9 503.3 503.3 315.2 503.3 0.01 25 38 22164 -60.5 -81.5 5 21.0 -61.2 271 12 541.8 541.8 317.6 541.9 0.01 26 30 23640 -59.5 -80.5 5 21.0 -60.4 285 15 582.4 582.4 319.8 582.6 0.02 27 20 26183 -58.5 -79.5 5 21.0 -60.0 657.1 657.1 323.0 657.4 0.04 TRP 241 10400 -52.3 -63.3 25 11.0 -52.5 175 46 331.8 331.8 292.2 331.9 0.03 WND 365 7642 -38.8 -47.4 40 8.6 -39.3 170 75 312.7 312.7 286.5 313.2 0.15 Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: 961.82 mb = 466.67 m = 1531.06 ft Wetbulb zero: 1003.85 mb = 117.94 m = 386.94 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 73.61 % Est. max temperature: 7.19 C = 44.95 F Sfc-Lift cond lev (LCL): 894.71 mb = 1035.56 m = 3397.47 ft T: -4.09 C 700-500 lapse rate: 5.68 C/km ThetaE index: 0.00 C Layer 1013.0- -0.0 mb Conv cond level (CCL): 782.50 mb = 2081.58 m = 6829.24 ft Mean mixing ratio: 2.54 g/kg Conv temperature: 11.60 C = 52.89 F Cap Strength: 11.12 C Lifted Index: 14.05 C Risk: None Lifted Index @300 mb: 26.70 C Lifted Index @700 mb: 7.15 C Showalter Index: 11.18 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 19.50 C K Index: 10.80 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 3.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.87 J/kg Max Up Vert Vel: 1.93 m/s Conv Inhibition (B-): 51196.48 J/kg Cap Strength: 13.83 C Lift Cond Lev (LCL): 875.25 mb = 1208.57 m = 3965.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 199 at 25 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 1013 44 155 5 -2.1 4.5 | 29 22 -10.5 -19.3 1 1000 149 160 5 -1.7 4.7 | 28 22 -10.1 -19.1 2 925 773 185 11 1.0 11.0 | 30 15 -7.5 -12.9 3 850 1439 185 21 1.8 20.9 | 66 7 -6.6 -2.9 4 700 2939 170 33 -5.7 32.5 | 121 17 -14.2 8.7 5 500 5440 165 54 -14.0 52.2 | 142 36 -22.4 28.3 6 400 7010 165 71 -18.4 68.6 | 149 52 -26.8 44.7 7 365 7642 170 75 -13.0 73.9 | 157 54 -21.4 50.0 8 300 8970 175 68 -5.9 67.7 | 162 46 -14.3 43.9 9 250 10160 175 50 -4.4 49.8 | 154 29 -12.8 26.0 10 241 10400 175 46 -4.0 45.8 | 151 25 -12.4 22.0 11 200 11620 185 35 3.1 34.9 | 154 12 -5.4 11.0 12 150 13490 205 23 9.7 20.8 | 337 3 1.3 -3.0 13 100 16080 225 17 12.0 12.0 | 343 12 3.6 -11.8 14 70 18340 250 13 12.2 4.4 | 349 20 3.8 -19.4 15 50 20450 255 9 8.7 2.3 | 359 22 0.3 -21.5 16 30 23640 285 15 14.5 -3.9 | 348 28 6.1 -27.7 Wind Parameters Mean winds (0-6000m): 169.5 at 33.7 knts Storm direction: 199.5 at 25.3 knts Shear (0-3000m) pos: 1.9 neg: 3.4 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 94.8 deg Storm rel helicity (0-3000m) pos: 47.0 neg: -2.3 tot: 44.7 m^2/s^2 ave: 14.9 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 98.01 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 ------------------------------------------------------------------------------- 500 168 7 29 20| 4.6 0.0 4.6| 5.8 -1.5 4.3 8.6 0.18| 4.8 0.8 1000 179 9 30 17| 5.7 0.0 5.7| 12.4 -2.3 10.1 10.1 0.22| 5.9 1.3 1500 182 12 35 14| 3.8 2.3 6.1| 24.1 -2.3 21.8 14.5 0.42| 6.3 2.6 2000 182 15 42 12| 2.8 2.8 5.7| 32.4 -2.3 30.1 15.1 0.51| 5.9 3.0 2500 180 18 54 10| 2.3 3.2 5.4| 39.9 -2.3 37.6 15.0 0.52| 5.7 2.9 3000 177 20 68 10| 1.9 3.4 5.3| 47.0 -2.3 44.7 14.9 0.50| 5.5 2.8 4000 174 25 93 11| 1.4 3.6 5.0| 69.9 -2.3 67.6 16.9 0.50| 5.2 2.6 5000 171 29 111 14| 1.1 3.8 4.9| 89.3 -2.3 87.0 17.4 0.46| 5.1 2.4 6000 169 34 123 17| 0.9 4.0 4.9|120.6 -2.3 118.3 19.7 0.44| 5.1 2.2 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251019.12.gif