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 U3921... Searching the city database file for: U3921 ... Date:0000Z 29 OCT 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 64 160 5 SFC 996 97 5.0 5.0 100 0.0 5.0 160 5 278.5 279.4 278.3 293.4 5.49 2 925 693 1.8 -0.0 88 1.8 1.0 200 21 281.1 281.9 278.0 292.7 4.13 3 850 1377 0.0 -2.1 86 2.1 -0.9 250 25 286.1 286.8 280.1 297.1 3.85 4 700 2910 -7.5 -9.2 88 1.7 -8.1 230 29 294.2 294.7 282.3 302.3 2.72 5 687 3056 -7.5 -9.2 88 1.7 -8.1 231 30 295.8 296.3 283.0 304.1 2.77 6 552 4722 -19.3 -21.7 81 2.4 -19.8 237 37 300.9 301.1 283.3 304.8 1.22 7 535 4954 -22.1 -24.3 82 2.2 -22.5 238 38 300.2 300.4 282.8 303.4 1.00 8 532 4995 -22.7 -24.9 82 2.2 -23.1 238 38 300.0 300.2 282.6 303.1 0.95 9 517 5205 -22.5 -27.1 66 4.6 -23.3 239 39 302.7 302.8 283.5 305.3 0.80 10 500 5450 -24.1 -32.1 48 8.0 -25.3 240 40 303.7 303.8 283.5 305.4 0.52 11 482 5716 -26.3 -35.3 42 9.0 -27.4 241 40 304.1 304.2 283.6 305.5 0.39 12 400 7040 -34.7 -47.7 26 13.0 -35.5 245 40 309.9 309.9 285.4 310.4 0.13 13 300 8990 -47.9 -58.9 27 11.0 -48.2 225 42 317.8 317.8 288.1 318.0 0.05 14 284 9351 -50.5 -61.5 26 11.0 -50.7 227 44 319.1 319.1 288.5 319.3 0.03 15 273 9609 -50.7 -61.7 26 11.0 -51.0 228 46 322.5 322.5 289.5 322.6 0.03 16 250 10180 -53.9 -64.9 25 11.0 -54.1 230 50 325.9 325.9 290.6 326.0 0.02 17 249 10206 -54.1 -65.1 25 11.0 -54.3 230 50 326.0 326.0 290.6 326.1 0.02 18 236 10549 -53.9 -64.9 25 11.0 -54.1 232 49 331.3 331.4 292.1 331.5 0.03 19 217 11084 -56.7 -67.7 24 11.0 -56.9 235 48 335.1 335.1 293.1 335.1 0.02 20 204 11474 -57.1 -68.1 24 11.0 -57.3 239 50 340.4 340.4 294.4 340.5 0.02 21 200 11600 -55.7 -66.7 24 11.0 -55.9 240 50 344.6 344.6 295.4 344.7 0.02 22 172 12559 -56.1 -67.1 24 11.0 -56.3 243 43 359.1 359.1 298.5 359.2 0.03 23 153 13296 -59.9 -70.9 22 11.0 -60.0 245 37 364.8 364.8 299.7 364.9 0.02 24 150 13420 -59.3 -70.3 23 11.0 -59.5 245 36 367.9 367.9 300.2 368.0 0.02 25 135 14079 -58.3 -69.3 23 11.0 -58.5 249 36 380.9 380.9 302.4 381.1 0.03 26 100 15950 -61.1 -73.1 19 12.0 -61.3 260 36 409.7 409.7 306.5 409.8 0.02 27 70 18150 -63.1 -75.1 18 12.0 -63.3 265 38 449.4 449.4 310.8 449.5 0.02 28 50 20210 -66.1 -78.1 17 12.0 -66.3 270 36 487.7 487.7 314.1 487.8 0.02 29 42 21261 -67.3 -79.3 17 12.0 -67.5 270 37 509.7 509.7 315.7 509.8 0.02 30 33 22721 -64.5 -76.5 18 12.0 -64.9 270 39 553.5 553.5 318.3 553.7 0.04 31 30 23300 -66.3 -78.3 17 12.0 -66.7 270 40 563.9 563.9 318.9 564.1 0.03 32 26 24163 -69.3 -81.3 16 12.0 -69.6 274 45 578.9 578.9 319.6 579.1 0.02 33 20 25730 -70.1 -82.1 16 12.0 -70.4 280 54 621.6 621.6 321.6 621.8 0.02 34 19 26035 -70.3 -82.3 16 12.0 -70.6 630.2 630.2 321.9 630.3 0.02 35 12 28800 -65.1 -78.1 15 13.0 -66.1 737.1 737.1 325.6 737.8 0.08 TRP 217 11084 -56.7 -67.7 24 11.0 -56.9 235 48 335.1 335.1 293.1 335.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 850.00 mb = 1377.00 m = 4517.66 ft Wetbulb zero: 885.60 mb = 1045.14 m = 3428.90 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 84.54 % Est. max temperature: 12.86 C = 55.15 F Sfc-Lift cond lev (LCL): 996.00 mb = 96.51 m = 316.63 ft T: 5.00 C 700-500 lapse rate: 6.54 C/km ThetaE index: 0.77 C Layer 925.0- 850.0 mb Conv cond level (CCL): 880.47 mb = 1092.11 m = 3583.01 ft Mean mixing ratio: 4.59 g/kg Conv temperature: 10.58 C = 51.04 F Cap Strength: 9.24 C Lifted Index: 9.75 C Risk: None Lifted Index @300 mb: 17.53 C Lifted Index @700 mb: 6.02 C Showalter Index: 6.88 C Risk: None Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 22.00 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 90.00 Risk: None Energy Index: 1.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.25 J/kg Max Up Vert Vel: 5.52 m/s Conv Inhibition (B-): 49369.26 J/kg Cap Strength: 9.48 C Lift Cond Lev (LCL): 928.88 mb = 659.28 m = 2162.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 22 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 ---------------------------------------------------------- 0 996 97 160 5 -1.7 4.7 | 97 24 -24.1 2.8 1 925 693 200 21 7.2 19.7 | 140 23 -15.2 17.8 2 850 1377 250 25 23.5 8.6 | 190 7 1.1 6.6 3 700 2910 230 29 22.2 18.6 | 180 17 -0.1 16.7 4 500 5450 240 40 34.6 20.0 | 214 22 12.3 18.1 5 400 7040 245 40 36.3 16.9 | 223 20 13.9 15.0 6 300 8990 225 42 29.7 29.7 | 195 29 7.3 27.8 7 250 10180 230 50 38.3 32.1 | 208 34 16.0 30.2 8 217 11084 235 48 39.3 27.5 | 214 31 17.0 25.6 9 200 11600 240 50 43.3 25.0 | 222 31 21.0 23.1 10 150 13420 245 36 32.6 15.2 | 218 17 10.3 13.3 11 100 15950 260 36 35.5 6.3 | 252 14 13.1 4.3 12 70 18150 265 38 37.9 3.3 | 265 16 15.5 1.4 13 50 20210 270 36 36.0 -0.0 | 278 14 13.6 -1.9 14 30 23300 270 40 40.0 -0.0 | 276 18 17.6 -1.9 15 20 25730 280 54 53.2 -9.4 | 290 33 30.8 -11.3 Wind Parameters Mean winds (0-6000m): 235.1 at 29.9 knts Storm direction: 265.1 at 22.4 knts Shear (0-3000m) pos: 4.4 neg: 1.5 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 85.9 deg Storm rel helicity (0-3000m) pos: 170.4 neg: -7.0 tot: 163.5 m^2/s^2 ave: 54.5 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 5.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.22 Bulk Shear: 70.00 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 ------------------------------------------------------------------------------- 500 191 12 115 22| 14.9 0.0 14.9| 98.1 0.0 98.1 196.3 0.99| 15.6 15.5 1000 205 17 131 20| 11.4 0.0 11.4|153.5 0.0 153.5 153.5 0.84| 15.5 13.0 1500 222 19 143 16| 8.9 0.0 8.9|166.7 -0.3 166.5 111.0 0.75| 13.8 10.3 2000 229 21 151 13| 6.6 0.8 7.5|166.7 -1.7 165.1 82.5 0.68| 11.2 7.6 2500 231 22 158 13| 5.3 1.4 6.7|166.7 -4.5 162.3 64.9 0.61| 9.6 5.9 3000 231 23 162 13| 4.4 1.5 6.0|170.4 -7.0 163.5 54.5 0.58| 8.6 5.0 4000 232 26 171 14| 3.9 1.2 5.1|191.8 -7.0 184.8 46.2 0.61| 7.0 4.3 5000 233 28 180 15| 3.7 0.9 4.6|215.0 -7.0 208.0 41.6 0.64| 6.1 3.9 6000 235 30 188 15| 3.2 0.8 4.0|231.1 -7.0 224.1 37.4 0.65| 5.4 3.5 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251029.00.gif