Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
132 mi (212 km)
Bearing
99.2°
Terrain
BLOCKED
Propagation
71/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
166.6
dB
Gaseous (O₂+H₂O)
7.1
dB
Diffraction loss
132.1
dB
TOTAL PATH LOSS
305.7
dB
Gas rate: 0.0333 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 6.6 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)
-305.7
dB
RX Ant Gain
30.0
dBi
RX Power
-227.7
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-87.7
dB
Path Weather Avg
Temperature
80.7°F
27.1°C
Dewpoint
42.3°F
5.7°C
T/Td Gap
38.4°F
Abs Humidity
6.6 g/m³
Pressure
972.8 mb
PWAT
13.1 mm
BL Depth
2292.3 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
88
PWAT
80
Humidity
63
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 | 33.4, -98.9 | 26.8°C | 5.7°C | 972.8 mb | 2266.1 m | 12.8 mm | ||
| 13% | 33.4, -98.6 | 27.3°C | 4.2°C | 972.8 mb | 2244.0 m | 12.3 mm | ||
| 25% | 33.4, -98.3 | 27.4°C | 5.3°C | 980.1 mb | 2299.4 m | 12.8 mm | ||
| 38% | 33.3, -98.0 | 26.9°C | 4.4°C | 979.1 mb | 2255.8 m | 11.1 mm | ||
| Midpoint | 33.3, -97.7 | 26.9°C | 6.7°C | 986.3 mb | 2366.4 m | 14.1 mm | ||
| 63% | 33.2, -97.5 | 26.0°C | 7.5°C | 985.4 mb | 2259.3 m | 13.2 mm | ||
| 75% | 33.2, -97.2 | 26.7°C | 7.8°C | 993.3 mb | 2228.5 m | 13.2 mm | ||
| 88% | 33.2, -96.9 | 27.3°C | 6.2°C | 995.3 mb | 2332.9 m | 14.2 mm | ||
| Destination | 33.1, -96.6 | 28.2°C | 3.9°C | 994.1 mb | 2377.9 m | 13.9 mm |
Midpoint vertical profile
17-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
76
at 03:00 UTC
Worst:
64
at 12:00 UTC