UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 2 MAY 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 1004 47 8.8 0.8 57 8.0 5.1 180 5 281.6 282.3 278.1 292.9 4.03 1 1000 80 9.0 1.0 57 8.0 5.3 180 5 282.1 282.9 278.4 293.7 4.11 2 968 351 10.8 0.8 50 10.0 6.1 195 8 286.6 287.3 280.7 298.5 4.18 3 925 728 8.4 -1.6 49 10.0 3.9 215 11 287.9 288.5 280.7 298.5 3.67 4 916 808 8.0 -2.0 49 10.0 3.5 217 12 288.3 288.9 280.8 298.7 3.60 5 850 1416 1.4 -4.6 64 6.0 -1.0 235 19 287.6 288.2 280.0 296.9 3.19 6 752 2385 -7.3 -8.4 92 1.1 -7.7 238 23 288.4 288.9 279.7 296.3 2.69 7 700 2939 -10.7 -12.7 85 2.0 -11.3 240 25 290.6 291.0 279.9 296.8 2.05 8 551 4729 -23.5 -25.5 84 2.0 -23.8 240 32 296.0 296.2 280.8 298.8 0.87 9 500 5430 -29.1 -31.9 77 2.8 -29.5 240 35 297.6 297.7 281.0 299.3 0.53 10 473 5825 -31.9 -39.9 45 8.0 -32.6 238 37 298.9 298.9 281.2 299.7 0.25 11 434 6428 -35.7 -44.7 39 9.0 -36.3 234 39 301.5 301.5 282.2 302.1 0.16 12 400 6990 -40.9 -46.9 52 6.0 -41.2 230 42 301.8 301.9 282.3 302.3 0.14 13 380 7336 -43.3 -48.3 58 5.0 -43.5 231 47 303.1 303.2 282.8 303.6 0.13 14 335 8177 -46.5 -58.5 24 12.0 -46.8 234 60 309.9 309.9 285.3 310.0 0.04 15 314 8603 -49.4 -61.4 23 12.0 -49.7 235 66 311.6 311.6 285.9 311.7 0.03 16 300 8900 -51.5 -63.5 23 12.0 -51.7 240 64 312.8 312.8 286.4 312.9 0.02 17 295 9010 -52.1 -63.1 25 11.0 -52.3 241 63 313.4 313.4 286.6 313.5 0.03 18 278 9394 -53.7 -64.7 25 11.0 -53.9 245 58 316.5 316.5 287.6 316.6 0.02 19 263 9752 -54.1 -66.1 22 12.0 -54.3 245 52 320.9 321.0 289.0 321.0 0.02 20 250 10080 -52.3 -66.3 17 14.0 -52.5 245 46 328.3 328.3 291.3 328.4 0.02 21 218 10968 -49.5 -68.5 9 19.0 -50.0 245 41 345.8 345.8 295.7 345.8 0.02 22 200 11530 -49.3 -70.3 7 21.0 -49.8 245 38 354.7 354.7 297.7 354.8 0.01 23 169 12636 -48.3 -71.3 5 23.0 -49.0 251 35 373.9 373.9 301.2 373.9 0.01 24 150 13420 -48.7 -71.7 5 23.0 -49.4 255 33 386.2 386.2 303.2 386.2 0.02 25 100 16080 -50.3 -74.3 4 24.0 -51.2 260 25 430.5 430.5 308.9 430.6 0.02 26 95 16415 -50.5 -74.5 4 24.0 -51.4 259 24 436.5 436.5 309.6 436.6 0.02 27 70 18410 -50.7 -74.7 4 24.0 -51.8 255 21 475.9 475.9 313.1 476.0 0.02 28 50 20610 -50.9 -74.9 4 24.0 -52.4 260 15 523.5 523.5 316.5 523.7 0.03 29 31 23726 -51.3 -75.3 4 24.0 -53.5 349 6 599.1 599.2 320.6 599.5 0.05 30 30 23940 -50.7 -74.7 4 24.0 -53.0 355 5 606.4 606.4 320.9 606.8 0.05 31 20 26590 -48.9 -72.9 4 24.0 -52.5 95 7 686.5 686.5 324.0 687.3 0.10 32 10 31220 -42.3 -68.3 4 26.0 -50.9 60 17 861.6 861.9 328.7 865.8 0.39 33 9.6 31496 -41.9 -67.9 4 26.0 -50.8 873.3 873.5 329.0 878.0 0.43 TRP 278 9394 -53.7 -64.7 25 11.0 -53.9 245 58 316.5 316.5 287.6 316.6 0.02 WND 314 8603 -49.4 -61.4 23 12.0 -49.7 235 66 311.6 311.6 285.9 311.7 0.03 Sounding variables and indices 1000-500 mb thick: 5350.00 m Freezing level: 834.23 mb = 1571.92 m = 5157.14 ft Wetbulb zero: 864.95 mb = 1274.39 m = 4181.01 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 75.78 % Est. max temperature: 14.84 C = 58.71 F Sfc-Lift cond lev (LCL): 888.47 mb = 1056.35 m = 3465.69 ft T: 5.31 C 700-500 lapse rate: 7.39 C/km ThetaE index: 2.38 C Layer 850.0- 700.0 mb Conv cond level (CCL): 803.20 mb = 1863.92 m = 6115.15 ft Mean mixing ratio: 3.93 g/kg Conv temperature: 15.21 C = 59.37 F Cap Strength: 1.42 C Lifted Index: 1.58 C Risk: Showers probable Lifted Index @300 mb: 10.82 C Lifted Index @700 mb: 0.15 C Showalter Index: 2.05 C Risk: Showers probable Total Totals Index: 55.00 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.50 C Cross Totals Index: 24.50 C K Index: 23.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 228.89 Risk: None Energy Index: 0.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.02 J/kg Max Up Vert Vel: 7.35 m/s Conv Inhibition (B-): 75.60 J/kg Cap Strength: 1.89 C Lift Cond Lev (LCL): 823.07 mb = 1670.64 m = 5481.04 ft Lev Free Conv (LFC): 758.07 mb = 2321.32 m = 7615.78 ft Equ Level (EL): 708.07 mb = 2850.36 m = 9351.46 ft B at Equ Level: 26.83 J/kg Max Parcel Lev (MPL): 578.07 mb = 4370.59 m = 14339.04 ft Wind level data Storm motion: 267 at 19 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 1004 47 180 5 0.0 5.0 | 103 19 -18.5 4.1 1 1000 80 180 5 0.0 5.0 | 103 19 -18.5 4.1 2 925 728 215 11 6.3 9.0 | 124 15 -12.2 8.1 3 850 1416 235 19 15.6 10.9 | 164 10 -3.0 10.0 4 700 2939 240 25 21.7 12.5 | 195 12 3.1 11.6 5 500 5430 240 35 30.3 17.5 | 215 20 11.8 16.6 6 400 6990 230 42 32.2 27.0 | 208 29 13.6 26.1 7 314 8603 235 66 54.1 37.9 | 224 51 35.5 37.0 8 300 8900 240 64 55.4 32.0 | 230 48 36.9 31.1 9 278 9394 245 58 52.6 24.5 | 235 41 34.0 23.6 10 250 10080 245 46 41.7 19.4 | 231 30 23.2 18.6 11 200 11530 245 38 34.4 16.1 | 226 22 15.9 15.2 12 150 13420 255 33 31.9 8.5 | 240 15 13.4 7.7 13 100 16080 260 25 24.6 4.3 | 240 7 6.1 3.5 14 70 18410 255 21 20.3 5.4 | 201 5 1.8 4.6 15 50 20610 260 15 14.8 2.6 | 115 4 -3.8 1.7 16 30 23940 355 5 0.4 -5.0 | 72 19 -18.1 -5.9 17 20 26590 95 7 -7.0 0.6 | 89 25 -25.5 -0.3 18 10 31220 60 17 -14.7 -8.5 | 74 35 -33.2 -9.4 Wind Parameters Mean winds (0-6000m): 237.3 at 24.7 knts Storm direction: 267.3 at 18.5 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 93.9 deg Storm rel helicity (0-3000m) pos: 76.0 neg: 0.0 tot: 76.0 m^2/s^2 ave: 25.3 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.51 Bulk Shear: 53.08 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 ------------------------------------------------------------------------------- 500 196 7 109 18| 5.4 0.0 5.4| 22.0 0.0 22.0 44.1 0.87| 5.5 4.8 1000 211 9 118 15| 6.0 0.0 6.0| 42.6 0.0 42.6 42.6 0.84| 6.2 5.2 1500 222 12 128 13| 5.9 0.0 5.9| 58.8 0.0 58.8 39.2 0.87| 6.1 5.3 2000 227 14 137 12| 4.9 0.0 4.9| 64.5 0.0 64.5 32.3 0.88| 5.1 4.5 2500 230 16 146 11| 4.4 0.0 4.4| 70.3 0.0 70.3 28.1 0.89| 4.5 4.0 3000 233 17 154 11| 4.0 0.0 4.0| 76.0 0.0 76.0 25.3 0.88| 4.1 3.7 4000 235 20 168 11| 3.0 0.5 3.5| 85.0 0.0 85.0 21.3 0.85| 3.6 3.1 5000 237 22 181 11| 2.4 0.8 3.2| 94.1 0.0 94.1 18.8 0.80| 3.3 2.7 6000 237 25 190 13| 2.0 1.1 3.1| 97.4 -6.6 90.7 15.1 0.68| 3.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250502.00.gif