UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122023.upa.cvt Date: 2300Z 20 DEC 25 Searching for VIDD... Searching the city database file for: VIDD ... Date:2300Z 20 DEC 25 Station: VIDD WMO ident: 42182 Latitude: 28.58 Longitude: 77.20 Elevation: 216.00 ------------------------------------------------------------------------------- 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 130 SFC 983 216 12.6 12.1 97 0.5 12.3 0 0 287.2 288.7 286.2 312.4 9.05 2 946 572 10.0 9.4 96 0.6 9.7 186 4 287.7 289.1 285.2 309.7 7.84 3 941 621 10.8 7.3 79 3.5 8.9 204 4 288.9 290.1 284.7 308.2 6.83 4 931 720 13.8 1.8 44 12.0 7.7 276 9 292.9 293.7 284.0 306.5 4.68 5 926 771 17.2 -3.8 24 21.0 7.3 313 11 296.8 297.4 283.8 306.2 3.11 6 925 781 17.8 -3.2 24 21.0 7.8 320 11 297.5 298.1 284.3 307.3 3.26 7 922 809 18.6 -7.4 16 26.0 7.0 318 11 298.6 299.0 283.7 305.9 2.37 8 860 1409 18.6 -5.4 19 24.0 7.2 339 19 304.6 305.2 286.7 313.9 2.97 9 850 1510 18.2 1.2 32 17.0 9.0 345 20 305.2 306.1 288.8 320.2 4.91 10 830 1713 16.6 3.6 42 13.0 9.3 340 20 305.6 306.7 289.9 323.8 5.98 11 760 2454 11.0 1.0 50 10.0 5.6 322 20 307.4 308.4 290.0 324.0 5.42 12 736 2720 9.8 -7.2 29 17.0 2.1 316 20 308.9 309.4 288.2 318.4 3.02 13 718 2926 9.0 -9.0 27 18.0 1.1 294 21 310.2 310.7 288.3 318.8 2.69 14 704 3088 8.0 -1.0 53 9.0 3.3 273 20 310.8 311.8 290.7 326.6 5.05 15 700 3135 7.6 -0.4 57 8.0 3.4 265 18 310.9 311.9 291.0 327.5 5.31 16 652 3713 2.4 -4.6 60 7.0 -0.9 275 23 311.4 312.2 290.2 324.5 4.17 17 637 3901 1.4 -9.6 44 11.0 -3.3 279 25 312.3 312.9 289.2 321.7 2.90 18 624 4066 1.4 -22.6 15 24.0 -6.1 274 25 314.2 314.4 287.9 317.6 1.00 19 593 4475 0.0 -36.0 5 36.0 -8.4 260 28 317.2 317.2 288.2 318.3 0.30 20 542 5189 -3.3 -46.3 2 43.0 -11.1 253 36 321.5 321.5 289.3 321.9 0.11 21 500 5820 -8.5 -44.5 4 36.0 -14.6 245 42 322.7 322.7 289.8 323.2 0.15 22 400 7510 -21.1 -49.1 6 28.0 -24.4 245 58 327.6 327.6 291.2 328.0 0.11 23 370 8079 -25.9 -50.9 8 25.0 -28.3 248 61 328.6 328.6 291.4 329.0 0.10 24 347 8539 -29.9 -41.9 30 12.0 -31.3 251 63 329.2 329.3 291.8 330.3 0.28 25 300 9560 -36.7 -49.7 25 13.0 -37.7 245 79 333.6 333.7 292.9 334.2 0.14 26 282 9984 -39.9 -54.9 19 15.0 -40.7 250 80 335.0 335.0 293.2 335.3 0.08 27 250 10790 -47.1 -55.1 40 8.0 -47.4 250 83 336.0 336.1 293.4 336.4 0.09 28 240 11059 -49.5 -55.5 49 6.0 -49.7 248 84 336.4 336.4 293.5 336.7 0.09 29 219 11652 -53.7 -61.7 37 8.0 -53.9 246 87 338.8 338.8 294.1 339.0 0.04 30 202 12167 -57.1 -62.1 53 5.0 -57.2 250 98 341.4 341.4 294.7 341.6 0.04 31 200 12230 -57.7 -62.6 53 4.9 -57.8 250 104 341.4 341.4 294.7 341.6 0.04 32 174 13095 -63.6 -68.4 52 4.8 -63.7 240 112 345.5 345.5 295.7 345.6 0.02 33 150 13990 -69.9 -74.6 50 4.7 -69.9 255 107 349.7 349.7 296.5 349.7 0.01 34 146 14151 -69.3 -78.3 26 9.0 -69.4 250 106 353.4 353.4 297.4 353.5 0.01 35 116 15529 -68.3 -86.3 6 18.0 -68.4 260 88 379.3 379.3 302.1 379.3 0.00 36 100 16410 -73.1 -91.1 5 18.0 -73.2 255 83 386.5 386.5 303.3 386.5 0.00 37 97 16587 -74.5 -91.5 6 17.0 -74.5 245 84 387.1 387.1 303.3 387.1 0.00 38 90 17025 -71.9 -89.9 5 18.0 -72.0 245 71 400.7 400.7 305.3 400.7 0.00 39 83 17498 -74.9 -90.9 7 16.0 -74.9 245 57 404.0 404.0 305.7 404.0 0.00 40 76 18017 -68.5 -87.5 5 19.0 -68.6 245 41 427.7 427.7 308.6 427.7 0.00 41 70 18510 -67.7 -87.7 4 20.0 -67.8 245 27 439.5 439.6 309.8 439.6 0.00 42 58 19644 -68.1 -89.1 3 21.0 -68.3 242 17 462.9 462.9 312.0 462.9 0.00 43 55 19966 -64.5 -88.5 2 24.0 -64.8 241 14 478.3 478.3 313.3 478.3 0.00 44 50 20550 -64.7 -89.7 2 25.0 -65.0 240 9 491.0 491.0 314.3 491.0 0.00 45 48 20799 -65.1 -90.1 2 25.0 -65.4 236 9 495.8 495.8 314.7 495.8 0.00 46 40 21918 -63.1 -91.1 1 28.0 -63.6 220 6 527.4 527.4 316.8 527.4 0.00 47 38 22236 -59.9 -90.9 1 31.0 -60.7 216 6 543.3 543.3 317.7 543.4 0.00 48 30 23710 -61.1 -92.1 1 31.0 -61.9 195 3 578.1 578.1 319.6 578.1 0.00 49 29 23922 -61.5 -93.5 1 32.0 -62.3 206 5 582.6 582.6 319.8 582.6 0.00 50 20 26250 -59.1 -93.1 0 34.0 -60.6 330 21 655.3 655.3 322.9 655.3 0.00 51 15 28086 -51.5 -87.5 1 36.0 -55.3 3 17 736.7 736.7 325.6 736.8 0.01 52 12 29524 -54.5 -89.5 1 35.0 -57.9 29 14 774.6 774.7 326.6 774.7 0.01 53 10 30700 -51.5 -87.5 1 36.0 -56.4 50 11 827.3 827.3 327.9 827.5 0.02 54 9.6 30964 -52.9 -88.9 1 36.0 -57.4 831.7 831.7 328.0 831.9 0.01 55 7.7 32412 -45.3 -83.3 1 38.0 -53.9 916.5 916.5 329.7 917.0 0.05 TRP 150 13990 -69.9 -74.6 50 4.7 -69.9 255 107 349.7 349.7 296.5 349.7 0.01 WND 174 13095 -63.6 -68.4 52 4.8 -63.7 240 112 345.5 345.5 295.7 345.6 0.02 Sounding variables and indices 1000-500 mb thick: 5690.00 m Freezing level: 593.00 mb = 4474.55 m = 14680.11 ft Wetbulb zero: 662.16 mb = 3587.33 m = 11769.31 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 31.95 % Est. max temperature: 30.91 C = 87.63 F Sfc-Lift cond lev (LCL): 975.76 mb = 284.63 m = 933.80 ft T: 12.10 C 700-500 lapse rate: 6.00 C/km ThetaE index: 6.21 C Layer 946.0- 925.0 mb Conv cond level (CCL): 535.52 mb = 5283.19 m = 17333.10 ft Mean mixing ratio: 5.30 g/kg Conv temperature: 46.97 C = 116.55 F Cap Strength: 14.79 C Lifted Index: 14.27 C Risk: None Lifted Index @300 mb: 17.48 C Lifted Index @700 mb: 12.09 C Showalter Index: 7.77 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: 9.70 C K Index: 19.90 Risk: < 20 % chance of thunderstorms Sweat Index: 96.40 Risk: None Energy Index: 0.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 97.34 J/kg Max Up Vert Vel: 13.95 m/s Conv Inhibition (B-): 50364.62 J/kg Cap Strength: 14.69 C Lift Cond Lev (LCL): 785.85 mb = 2172.46 m = 7127.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 18 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 ---------------------------------------------------------- 0 983 216 0 0 -0.0 -0.0 | 124 18 -15.0 10.2 1 974 305 125 1 -0.8 0.6 | 124 19 -15.8 10.8 2 942 610 195 4 1.0 3.9 | 135 20 -13.9 14.1 3 925 781 320 11 7.1 -8.4 | 103 8 -7.9 1.8 4 911 914 310 13 10.0 -8.4 | 110 5 -5.0 1.9 5 850 1510 345 20 5.2 -19.3 | 47 13 -9.8 -9.1 6 849 1524 345 20 5.2 -19.3 | 47 13 -9.8 -9.1 7 734 2743 315 20 14.1 -14.1 | 12 4 -0.8 -3.9 8 707 3048 280 21 20.7 -3.6 | 221 9 5.7 6.6 9 700 3135 265 18 17.9 1.6 | 194 12 3.0 11.8 10 631 3962 280 26 25.6 -4.5 | 242 12 10.6 5.7 11 607 4267 260 24 23.6 4.2 | 211 17 8.7 14.4 12 585 4572 260 30 29.5 5.2 | 223 21 14.6 15.4 13 500 5820 245 42 38.1 17.7 | 220 36 23.1 28.0 14 463 6401 245 46 41.7 19.4 | 222 40 26.7 29.7 15 445 6706 245 51 46.2 21.6 | 225 45 31.3 31.8 16 400 7510 245 58 52.6 24.5 | 227 51 37.6 34.7 17 318 9144 255 66 63.8 17.1 | 241 56 48.8 27.3 18 300 9560 245 79 71.6 33.4 | 232 71 56.6 43.6 19 292 9754 250 79 74.2 27.0 | 238 70 59.3 37.2 20 250 10790 250 83 78.0 28.4 | 239 74 63.0 38.6 21 221 11582 245 86 77.9 36.3 | 234 78 63.0 46.6 22 201 12192 250 99 93.0 33.9 | 241 90 78.1 44.1 23 200 12230 250 104 97.7 35.6 | 241 95 82.8 45.8 24 182 12802 245 107 97.0 45.2 | 236 99 82.0 55.4 25 174 13095 240 112 97.0 56.0 | 231 105 82.0 66.2 26 174 13106 245 110 99.7 46.5 | 236 102 84.7 56.7 27 150 13990 255 107 103.4 27.7 | 247 96 88.4 37.9 28 149 14021 250 108 101.5 36.9 | 241 99 86.5 47.2 29 135 14630 250 98 92.1 33.5 | 240 89 77.1 43.7 30 128 14935 255 95 91.8 24.6 | 246 84 76.8 34.8 31 122 15240 255 86 83.1 22.3 | 245 75 68.1 32.5 32 116 15545 260 88 86.7 15.3 | 250 76 71.7 25.5 33 110 15850 255 82 79.2 21.2 | 244 72 64.2 31.4 34 104 16154 245 85 77.0 35.9 | 233 77 62.1 46.1 35 100 16410 255 83 80.2 21.5 | 244 72 65.2 31.7 36 99 16459 245 88 79.8 37.2 | 234 80 64.8 47.4 37 70 18510 245 27 24.5 11.4 | 204 24 9.5 21.6 38 50 20550 240 9 7.8 4.5 | 154 16 -7.2 14.7 39 30 23710 195 3 0.8 2.9 | 133 19 -14.2 13.1 40 20 26250 330 21 10.5 -18.2 | 29 9 -4.5 -8.0 41 10 30700 50 11 -8.4 -7.1 | 98 24 -23.4 3.1 Wind Parameters Mean winds (0-6000m): 274.3 at 24.2 knts Storm direction: 304.3 at 18.1 knts Shear (0-3000m) pos: 3.2 neg: 4.8 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 74.1 deg Storm rel helicity (0-3000m) pos: 33.6 neg: -55.5 tot: -21.8 m^2/s^2 ave: -7.3 10^-3 m/s^2 rel: -0.38 Storm rel vorticity (0-3000m) horiz: 11.2 stream: -4.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.38 Bulk Shear: 70.55 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 ------------------------------------------------------------------------------- 500 209 3 133 19| 0.0 8.6 8.6| 32.5 0.0 32.5 64.9 0.49| 14.3 7.0 1000 312 8 118 10| 7.0 4.3 11.3| 33.6 -23.0 10.6 10.6 -0.15| 15.6 -2.4 1500 330 12 89 9| 6.3 2.9 9.2| 33.6 -29.9 3.7 2.5 -0.19| 13.2 -2.5 2000 332 14 76 9| 4.8 3.2 7.9| 33.6 -34.8 -1.2 -0.6 -0.21| 11.0 -2.3 2500 329 15 68 8| 3.8 3.3 7.1| 33.6 -37.9 -4.3 -1.7 -0.23| 9.7 -2.3 3000 321 16 65 5| 3.2 4.8 8.0| 33.6 -55.5 -21.8 -7.3 -0.38| 11.2 -4.2 4000 304 18 166 0| 2.8 4.2 7.0| 59.5 -76.9 -17.5 -4.4 -0.27| 10.4 -2.8 5000 288 21 231 6| 2.3 4.7 6.9| 76.7 -82.4 -5.7 -1.1 -0.21| 9.8 -2.0 6000 274 24 227 12| 1.9 4.7 6.6| 87.8 -97.3 -9.4 -1.6 -0.19| 9.0 -1.7 Wrote GIF file: /home/apache/climate/data/raob//VIDD/skewt/VIDD.skewt.20251220.23.gif