Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
97 mi (156 km)
Bearing
144.2°
Terrain
BLOCKED
Propagation
70/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
163.9
dB
Gaseous (O₂+H₂O)
5.3
dB
Diffraction loss
121.1
dB
TOTAL PATH LOSS
290.3
dB
Gas rate: 0.0337 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 6.9 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-290.3
dB
RX Ant Gain
30.0
dBi
RX Power
-212.3
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-72.3
dB
Path Weather Avg
Temperature
81.3°F
27.4°C
Dewpoint
43.2°F
6.2°C
T/Td Gap
38.0°F
Abs Humidity
6.9 g/m³
Pressure
980.0 mb
PWAT
13.9 mm
BL Depth
2293.4 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
82
PWAT
80
Humidity
60
Refractivity
50
Sky Cover
50
Wind
50
Season
47
Time of Day
18
Atmospheric Profile
HRRR (3 km) Valid 2026-05-03 20:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 34.3, -97.4 | 27.8°C | 7.0°C | 980.0 mb | 2451.4 m | 15.8 mm | ||
| 13% | 34.2, -97.3 | 26.9°C | 6.7°C | 984.1 mb | 2278.3 m | 12.6 mm | ||
| 25% | 34.0, -97.2 | 26.7°C | 8.4°C | 982.9 mb | 2300.6 m | 15.1 mm | ||
| 38% | 33.9, -97.1 | 27.8°C | 7.6°C | 987.0 mb | 2340.2 m | 15.4 mm | ||
| Midpoint | 33.8, -96.9 | 26.9°C | 6.0°C | 986.5 mb | 2177.0 m | 13.2 mm | ||
| 63% | 33.6, -96.8 | 27.4°C | 6.2°C | 988.7 mb | 2225.4 m | 13.4 mm | ||
| 75% | 33.5, -96.7 | 27.1°C | 5.9°C | 990.2 mb | 2210.9 m | 12.9 mm | ||
| 88% | 33.3, -96.6 | 27.9°C | 4.2°C | 993.0 mb | 2277.3 m | 13.1 mm | ||
| Destination | 33.2, -96.5 | 27.8°C | 4.1°C | 995.4 mb | 2379.9 m | 13.3 mm |
Midpoint vertical profile
17-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
74
at 20:00 UTC
Worst:
67
at 12:00 UTC